AASV Swine Information Library Catalog

Allen D. Leman Swine Conference

University of Minnesota College of Veterinary Medicine, Veterinary Outreach Programs

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 

Allen D. Leman Swine Conference (1998)

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 

The influences of group size on behavioral vices and cannibalism
Harold W. Gonyou, B.Sc.(Agr.), M.Sc., Ph.D.

Elimination of porcine reproductive and respiratory syndrome (PRRS) virus using a test and removal process
S.A. Dee, DVM, PhD, Dipl. ACVM and T.W. Molitor

PRRS virus serum neutralizing antibody as a measure of protection
HanSoo Joo, DVM, PhD; K. Direksin, DVM, MS; Charles Johnson, BS; Won Lee, DVM; Neil DeBuse, DVM

PRRSV: Comparison of commercial vaccines in their ability to induce protection against current PRRSV strains of high virulence
Osorio, F.A., MS, DVM, PhD.; Zuckermann, F.; Wills R.; Meier, W.; Christian, S.; Galeota, J.; Doster, A.

Keeping the PRRSV genie in its bottle
Luis Fernandez, DVM

What’s new with PRRS on commercial farms?
Dr. Tim Loula, DVM

Pathogenesis and persistence of PRRS
David A. Benfield, PhD, Julie Nelson, Kurt Rossow, Raymond R. Rowland,2 Steven R. Lawson, Melissa Steffen, James E. Collins

Integrating production and financial records: How we do it in our multiplication and production system
Fred L. Cunningham, MS, DVM

Integrating production and financial records: One of the many ways we do it in the dairy industry
Kenn Buelow, DVM, MS

The importance of cost accounting
Steve Weiss, B.A.

Management accounting standards for pork production
E. Allen Lash

Producing PRRS-negative pigs from PRRS-positive sows
M. L. Gramer, DVM; W.T. Christianson, DVM, Ph.D.; D.L.Harris, DVM, Ph.D.

Eradication of PRRS from the swine herd
Jorgen Plomgaard

How the residue monitoring program will change
Gary E. Stefan, BS

Experience and field data on alternative pen sizes
Paul D. Ruen, DVM

Barn and pen size dynamics
Mike Brumm, MS, PhD

Importance of combining nursery to finish data
JinLiang Xue, DVM, PhD; Gordon Spronk, DVM; Barry Kerkaert, DVM, Robert Morrison, DVM, PhD, MBA; Steve Dritz, DVM, PhD

The quest for the perfect wean-to-finish building
Frank Brummer

Wean-to-Finish construction alternatives, management, and performance
Joseph F. Connor, DVM

Making the most of media contacts: Public presentations and public correspondence
Marcia Fluer, MS

USDA marketing assistance programs— from Certified Angus Beef to ISO 9000
Herbert C. Abraham, MS, Chief

Food safety initiatives: An overview
Mike Daniel

Making a profit in a regulated environment
Mike Brumm, MS, PhD

Food safety: The changing world of pork producers and veterinarians
Beth Lautner, DVM, MS

Putting growth curves into practice
Brian Caldwell, DVM

Growth curve analysis to determine profit optimization and pig flow
Steve S. Dritz, DVM, PhD, and Mike D. Tokach

Marketing all-in—all-out grow/finish groups
John Deen, DVM PhD Dipl ABVP-SHM, Mariusz T. Skorupski, PhD,Barb Frey, DVM

Genetics of production and product quality: A Minnesota perspective
Craig W. Beattie, Ph.D.

Mapping genes of economic importance in swine
G. A. Rohrer, Ph.D.

Epidemiological analysis of outbreaks
Montserrat Torremorell, DVM, Carlos Pijoan

PCR based diagnostics for profiling Mycoplasma hyopneumoniae shedding
Maria Calsamiglia DVM, Carlos Pijoan DVM, PhD

Application of PCR tests for monitoring large herds
Jerry Torrison DVM, MS, PhD

Lessons from the turkey industry
Michael R. Nelms, DVM

The new paradigm for veterinary practices
Tom Wetzell, DVM

This little piggy went to market: Will the new pork industry call the heartland home?
Mark Drabenstott

Use of molecular genetics to influence production
L. Ollivier

Lessons learned in the ''real world''
Gary D. Dial, DVM, PhD, MBA

Effectiveness of marker-assisted selection
L. Ollivier

An outbreak of blue eye disease associated with PRRS
Alberto Stephano, DVM, MSc

Clinical cases presentation
Robert Desrosiers, DVM, Dipl ABVP

Removing the bottom fifteen percent
Steve A. Sornsen, DVM, MS

Sorting and mixing of grower/finisher pigs
Harold W. Gonyou, B.Sc.(Agr.), M.Sc., Ph.D.

Managing variation on the way in: Weaning weight
M. D. Tokach, PhD, S. S. Dritz, R. D. Goodband, and J. L. Nelssen

Using the Theory of Constraints to design a farm
Bill Greenley, MS

Using process optimization to design farms
Chalard Duangkaew, DVM, Ph.D. Candidate; Gary D. Dial, DVM, Ph.D., MBA; Yuzo Koketsu, DVM, MS, Ph.D.; David G Thawley, DVM, Ph.D.

Assessing variation in breeding herd performance as part of the continuous improvement process
David E. Reeves, DVM and Yuzo Koketsu

The cost of building and maintaining an isolation unit
Martin Bonneau, DVM

Helping gilts become excellent sows
Steven C. Henry, DVM, Dipl. ABVP

The role of the replacement gilt in the maintenance of the PRRS infectious process
Scott A. Dee, DVM, PhD, Dipl; ACVM

Swine nutrition and health connections
Jerry Shurson, PhD and Lee Johnston, PhD

Swine diagnostic pathology
Jim Collins, DVM, PhD, Rod Frank, DVM, PhD, Kurt Rossow, DVM, PhD

Allen D. Leman Swine Conference (1999)

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 

Comparing and contrasting sow management in the US, Brazil, and Chile
Gonzalo Castro, Ph.D. and Jose Piva, DVM, PIC USA, Franklin, KY

Finnish pork production chains: Quality through vertical integration
Veikko Tuovinen, MS, PhD, DVM

An approach to market-driven pork production
Larry Ritter DVM MS

Manure as a value-added product
Jose R. Bicudo, Ph.D

Solids-liquid separation
Jun Zhu, PhD

Nutritional impact on manure management
Sam K. Baidoo, PhD

Evaluating the economical return of health program
Luc Dufresne

Economics of health management: Evaluating the costs of disease
Neil K. DeBuse, DVM

The economics of preventing disease introduction
J.C.S. Harding, DVM, MSc

Creating a winning transaction
Brad Freking, DVM; Steve McWilliams, MS

Measuring producers’ risk attitudes
Robert P. King

Creating vertical clusters for pork production
Dr. Haven Hendricks

What do we know about food-borne pathogens in pigs and slaughterhouses?
S. J. Wells,1 E. J. Bush,2 T. Blaha1

Swine influenza: Field experience in the US with the new strain
Mark A. Wagner, DVM

Swine influenza viruses In Europe
S H Done, BA, DVetMed, PhD, Dipl.ECVP, FRCVS, FRCPath.; I H Brown, MIBiol, PhD.

Epidemiology of swine influenza
Christopher W. Olsen, DVM, PhD

The clinical expression of porcine circovirus
J.C.S. Harding,1 DVM, MSc; E.G. Clark,2 DVM, MVSc; J.A Ellis,3 DVM, PhD

Infection of late-term swine fetuses following in utero inoculation with porcine circovirus types-1 and -2
Charles Johnson, BS; Han Soo Joo, DVM, PhD; Kochakorn Direksin, DVM, MS; Won Hyung Lee DVM, MS

Clinical and pathological findings of PMWS cases in Europe
Joaquim SegalŽs, DVM, PhD; Mariano Domingo, DVM, PhD, Dipl. ECVP

PRV eradication: Where do we go from here?
Timothy J. Loula

PRV in Indiana: Where are we today?
Larry Rueff, DVM

State-wide eradication: How we did it
Howard Hill, D.V.M, PhD

What do we know about on-farm reduction of foodborne pathogens?
T. Blaha, DVM, PhD, A.D. Leman Chair

Understanding, assessing, and managing risk
John C. McKissick, PhD

Marketing protocols and capacity planning to maximize contribution margin
Bill Greenley, MS

Optimizing throughput based on packer demands
John Deen DVM PhD Dipl ABVP

Sow mortality in the US: An industry-wide perspective
John Deen DVM PhD, Jinliang Xue DVM PhD

Microscopic lesions associated with sow mortality
Robert D. Glock, DVM, PhD;1 Jerome O. Geiger, DVM, MS; Christa Irwin, DVM; S. C. Henry, DVM, Dipl ABVP

Assessing sow mortality
Jerome O. Geiger, DVM, MS1; Christa Irwin, DVM1; Scott Pretzer, DVM2

Eradication of PRRS: Past, present and future
SA Dee, TW Molitor, HS Joo, and M Bierk

Infectious reproductive diseases in swine: Etiology and clinical signs
HanSoo Joo, DVM, PhD

Making concrete decisions with fuzzy data: Putting a price on variation
John Deen DVM Ph.D. Dipl ABVP

Modeling business performance in live hog production
Tom Stein DVM, MS, PhD

Industry perspectives and preparedness for regionalization
Beth Lautner, DVM, MS

Comparative costs of producing hogs
Larry Martin, PhD, Chief Executive Officer; Zana Kruja, PhD, Senior Research Associate

Perspective on the global economy and agriculture
Dr. Sung Won Sohn, Ph.D.; Don Hilber, M.S.

The endocrine cycle and the role of nutrition
George R. Foxcroft, PhD

The role of nutrition in piglet and milk production
Robert Goodband, MS, PhD; Steve Dritz, DVM, PhD; Mike Tokach, MS, PhD; Jim Nelssen, MS, PhD

Feeding management for optimal financial performance
Dean Koehler, PhD

Feeding programs to increase margin and maximize throughput
Steve S. Dritz, Mike D. Tokach, Robert D. Goodband, and Jim L. Nelssen

Empowering staff to achieve excellence through objective goal setting, benchmarking, and records
Doug MacDougald, DVM

The effects, and management, of breeding herd throughput on sow cost centers and total pig enterprises
Brian Caldwell, DVM

Breeding herds and the pursuit of profit
Dale Polson

Using the return on equity (ROE) tree to help manage a business
Lee Fuchs, David Reeves, Bob Morrison

Sow attrition: The next steps
S.C. Henry, DVM, Dipl. ABVP Swine Medicine

Overview of current sow housing systems
D. Hesse and Th. Blaha

Behavioral problems associated with sow housing
Dr. Donald C. Lay Jr., Applied Ethologist

Managing the high producing dairy cow for maximum production and minimum disease
Kenn Buelow, Sandra Godden, Steve Stewart, Paul Rapnicki

Swine pathology and diagnosis
Kurt Rossow, DVM, PhD; Rodney K. Frank, DVM, PhD, Diplomate ACVP; Michael J. Murphy, DVM, PhD, Diplomate ABVT; C. Pijoan, DVM, PhD; M. Torremorell, DVM; M. Calsamiglia, DVM, PhD; S. Mendoza, A. Ruiz

Allen D. Leman Swine Conference (2000)

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 

Allen D. Leman Swine Conference 2000 - Contents

Epidemiology of gastroesophageal ulcers
John Deen, DVM, PhD

The role of feed and feed processing in development of gastric ulcers
Joe D. Hancock, DVM

Levels of culling in commercial herds
Christa K Irwin, DVM and John Deen, DVM, PhD

Role of genetics in gilt attrition
Rodger Johnson, PhD

What does attrition cost and what is it worth to reduce?
Kevin C. Dhuyvetter, PhD

Housing and management aspects influencing gilt development and longevity: A review
Donald G. Levis, BS, MS, PhD

The role of nutrition and the feeding program on gilt longevity
Mike Tokach, M.S., PhD, Mike Webster, Brad James

Increasing sow longevity: The role of people and management
Timothy J. Loula, DVM

Increasing sow longevity: Body conditioning and feeding
Sam K. Baidoo, Ph.D., Ross Kiehne, DVM and Laura Batista, DVM

Comparison of alternative supply chain management strategies
Brian Buhr, PhD

Value chains: A strategy for the agri-food sector
Jerry Bouma BS, MS

The Danish model: Pork production for the world market
Prof. Dr. Hans-Wilhelm Windhorst

Heavy hogs: Good reasons and few limitations
Steve R. Meyer, MS, PhD

The problem of lightweight market hogs
John Deen, DVM, PhD

Commercial nursery mortality and weaning weight
John Roberts, DVM, PhD

The clinical approach to the growing pig
Michael R Muirhead, BVMS, DPM, FRCVS

A real world intervention strategy
Joseph F. Connor, D.V.M.

Gastric ulceration in swine: Overview and infectious etiology control
Robert M. Friendship, DVM, MSc

Mycoplasmal pneumonia control strategies
L. Kirk Clark, DVM, PhD

Disease diagnostic session
Joe Connor, Paul Yeske, Tom Petznick, et al.

The role of state government in 21st century agriculture
Gene Hugoson, BA

The effects of trade liberalization on the international pork market
Jay Fabiosa, Frank Fuller, Karl Meilke, Yves Surry, Dermot Hayes

Agriculture in transition: Can we bridge the widening gap between family farming and market demands?
Th. G. Blaha, DVM, DR, PhD; D. Starner; G. C. Shurson, MS, PhD

Premium Standard Farms’ strategic approach
David H James, DVM, MS

Lessons for pig farmers from the British pork chain
M. R. Muirhead, BVMS, DPM, FRCVS

Pork chain models in Europe
Prof. Dr. Hans-Wilhelm Windhorst

Food production will be revolutionized by biotechnology
Jeffrey Kahn, PhD, MPH

Food production will be revolutionized by e-commerce
Douglas Maus, BA

PRRS eradication: Test and removal
Scott Dee, DVM, MS, PhD; Mike Bierk, DVM; Kurt Rossow, DVM, PhD; et al.

Eradication of PRRS virus by changing the pig flow and the introduction of negative replacements into positive sow farms
Montserrat Torremorell DVM, Ph.D, Rodney Baker, DVM, MS

Eradication of PRRS by partial depopulation
Anne-Grete Hassing, DVM; Margit Andreasen; Thomas Ebbesen; et al.

Comparison of different methods for diagnosis of porcine proliferative enteropathy
R.M.C. Guedes, DVM, MS; C.J. Gebhart, MS, Ph.D.; N.L. Winkelman, DVM, et al.

Management of ileitis of high health farms
Nathan Winkelman, DVM; and Swine Services Unlimited Inc (Morris, MN)

Brachyspira pilosicoli: Colitis of growing swine
Gerald E. Duhamel, D.M.V., Ph.D.

Using diagnostic tools to monitor Mycoplasma hyopneumoniae in the field
Alvaro Ruiz, DVM, PhD candidate, Carlos Pijoan, DVM, PhD

Vaccination as a means of controlling Mycoplasma hyopneumoniae
Eileen L. Thacker, DVM, PhD, Dip. ACVM and Brad J. Thacker, DVM, PhD, Dip ACVP

Understanding and managing variability
Bob Morrison, DVM, PhD, MBA and John Deen, DVM, PhD

Allen D. Leman Swine Conference (2001)

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 

Pigs bring out the worst and the best in people
Madonna E. Benjamin DVM, MS

Comparison of divergent views on housing for pregnant sows
David E. Reeves, DVM, MS

Animal welfare: A measurable science
Rebecca Morrison, BS, Ph.D.

Striking the balance: Science, ethics, and public thoughts on pig welfare
Janice C. Swanson, Ph.D.

If something goes wrong in the food chain, how do we investigate?
Liz Wagstrom, DVM, MS

Minnesota’s new meat inspection program is creating marketing opportunities
Kevin Elfering, Program Manager

New technologies in manure management
David Schmidt, MS, Extension Engineer, Jose Bicudo, Ph.D., Extension Engineer

Nutritional control of odor
Eric van Heugten, M.S., Ph.D. and Theo van Kempen, M.S., Ph.D.

Raising the environmental bar: Societal trend or overregulation?
Larry D. Jacobson, Ph.D., Professor & Extension Agricultural Engineer, Robert G. Koehler, M.S., Extension Educator & Livestock Systems/Swine

Environmental management in animal agriculture
Ada Wossink, MS, PhD

How do we comply with AMDUCA?
Lisa J. Becton, DVM

Antibiotic resistance: FDA approach/implication of current proposals
William T. Flynn DVM, MS

Stall housing for pregnant sows: Size and injury levels
Leena Anil, BVSc, MVSc, Ph.D., Sukumarannair S. Anil, BVSc, MVSc, Ph.D., John Deen, DVM, MSc, Ph.D. Dipl ABVP.

Criteria for euthanizing and culling swine
W.E. Morgan Morrow, John Roberts, Robert Meyer, Steve Matthis

Experiences with Erysipelas vaccine
Laura Batista, DVM

Considerations for improving dietary amino acid utilization in pigs
C. M. (Martin) Nyachoti, Ph.D.

Control of diarrhea in young pigs using therapeutic antibodies
R.R. Marquardt, BSA, MSc, Ph.D., S. Li, BScM, Ph.D.

Sow nutrition for productivity and longevity: Any new ideas?
Samuel Kofi Baidoo

Financial considerations when using carcass data
Daniel Hurnik

Basic training: Hands-on mentoring and use of computer graphics and animation
Timothy J. Loula, D.V.M.

Health Stability in Single-site Swine Production Units
Neil S. Shantz, BSA DVM

Segregated production: How far could we go?
Camille Moore, DMV, Swine Consultant

Control strategies for mortality in a multiple site finishing system
Eric L. Christianson, D.V.M

Observations and description of an intervention method affecting death loss rate in all in/all out finishers
I. A. Moreau DVM, P. B. Bahnson DVM, Ph.D., T. S. Donovan DVM, A. Larriestra DVM, MS, R. B. Morrison DVM, Ph.D.

An analysis of grow-finish mortality
Bob Morrison, Alejandro Larriestra, Dominiek Maes, John Deen

Implications of on-farm antibiotic use for public health
Kirk Smith DVM, PhD

Vaccinating for ileitis
Michael B. Roof, MS, PhD

Immunity to Lawsonia intracellularis
A. M. Collins B.Ag.Sc., PhD; M. van Dijk; N. Q. Vu D.V.M., M.Sc.; J. Pozo D.V.M.; and R. J. Love B.V.Sc., PhD

Challenges with molecular diagnostics (PCR): Ileitis
Connie Gebhart, PhD; Roberto Guedes, DVM

Molecular diagnostics for mycoplasma
Alvaro Ruiz, DVM, Ph.D. candidate, Carlos Pijoan, DVM, Ph.D.

PRRS PCR: Field applications
Montserrat Torremorell, DVM, Ph.D.

PCRs: What they can and cannot accomplish
Kurt D. Rossow DVM, PhD

Biosecurity: The protocols in place are appropriate
Jerome O. Geiger DVM, MS

Biosecurity to prevent mechanical transmission of swine pathogens: Threat or fiction?
Sandra F Amass, DVM, Ph.D., Dipl ABVP (Swine Health Management)

Transmission of pathogens via transportation vehicles
R. W. Thompson DVM, MS

Airborne transmission of swine pathogens
Poul Baekbo, DVM, PhD and Sten Mortensen, DVM, PhD

BSE will affect the swine industry
William D. Hueston DVM, PhD, DACVPM

We care about your farm
Bob Langert, MBA

Kernkamp Lecture: How to meet your production expectations
Howard Hill DVM, PhD

A multiplex RT-PCR for subtyping H1N1 and H3N2 of swine influenza type A virus in clinical samples
Young Ki Choi, Sagar M. Goyal, Han Soo Joo

How to interpret and use PRRSV sequence information
Michael P. Murtaugh PhD and Kay S. Faaberg PhD

Ileitis: Evaluation and interpretation of serological results
Roberto M.C. Guedes, DVM, MS, Ph.D. candidate; Connie J. Gebhart, Ph.D.

Experiences with Mycoplasma vaccinations: What to do if vaccination doesn’t live up to expectations
Paul Yeske DVM, MS

Porcine parvovirus: A field investigation into vaccine failure
Brett Bower DVM

Experiences with Haemophilus parasuis
Simone Oliveira and Carlos Pijoan

Vaccination: Host, human error, and vaccine problem
Tom Molitor

Localized immunity to the large roundworm Ascaris suum in swine
Gloria I. Solano-Aguilar, Ethiopia Beshah, Motoko Morimoto, Norberta Schoene, Joseph F. Urban, Jr.

Host genetic response to PRRS virus
Mark S. Rutherford

Host Resistance to Bacterial Infections
Lucina Galina DVM, PhD

Applying PRRSv sequencing to field cases
John Roberts, DVM, PhD

Identification of genetically diverse sequences (ORF 5) of porcine reproductive and respiratory syndrome virus in a swine herd
SA Dee, M Torremorell, KD Rossow, S Otake, C Mahlum, and KS Faaberg

PRRSv sequencing: Application of sequencing to field cases
Montserrat Torremorell, DVM, Ph.D.

Disease eradication: Should we go there?
Carlos Pijoan DVM PhD

Allen D. Leman Swine Conference (2002)

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 

College of Veterinary Medicine, University of Minnesota

Section I: General Session

Kernkamp lecture: The future of the European pork chain
Ge Backus, Aalt Dijkhuizen

Managing competing responsibilities in the United States industry
Bob Morrison DVM, MBA, PhD and John Deen DVM, PhD, Dipl ABVP

Globalization and perspectives of swine production in South America
Luciano Roppa, DVM

Profiles of the Chinese pig industry
Jason Zhichun Yan, MAB, MS; Bob Morrison, MBA, MS, PhD; Todd Meyer, DVM; John Deen, DVM, PhD Dipl ABVP

Section II: Disease

Risk factors for boar studs becoming infected with PRRS
Joseph F. Connor, DVM

Pathogen inoculation: Where are we now?
Carlos Pijoan, DVM, PhD

Evaluation of clinical trials: A practical approach to distinguishing the foo-foo dust from reality
Gail Cunningham BS, DVM, MVetSc

Examples of trials in grow-finish pigs
Lisa J. Becton, DVM

Conducting trials in the breeding herd
Lee J. Johnston, BS., MS., PhD. and Antonio Renteria, DVM., SPS., MS.

Serologic monitoring: Uses and implications
Ginger Pelger, DVM, MS

Creating and using databases to track tissue diagnostics
Spencer Wayne, DVM

Pre-existing conditions as predictors of mortality and slow growth in nursery pigs
A.J. Larriestra, S. Wattanaphansak, E Neumann, J. Bradford, R. Morrison, J. Deen

What does clustering in nursery mortality frequencies mean?
John Deen, Alejandro Larriestra

The role of Haemophilus parasuis in nursery mortality
Simone Oliveira, DVM, MS, PhD candidate, Carlos Pijoan, DVM, PhD, Robert Morrison, DVM, PhD, MBA

Epidemiological field study of PRRSV genetic diversity in two regions of Mexico
L. Batista, DVM, C. Pijoan, DVM, PhD, H. Lwamba, M.P. Murtaugh, PhD

Danish experiences after stopping the use of antibiotic growth promoters
Jens Peter Nielsen

Two sides of producing antibiotic-free pork
R. B. Baker, DVM, MS

Timeline of infection and detection of PRRSV in the boar
Jane Christopher-Hennings, DVM, MS

How boar studs are adapting to the recent PRRS breaks
Clark D. Huinker, DVM, MS

A Review of Area Spread and Summary of Recent Studies
Kelly M. Lager, DVM, PhD and Susan L. Brockmeier, DVM, PhD

PRRS virus area spread and aerobiology
Jeff Zimmerman DVM, PhD

Transmission of porcine reproductive and respiratory syndrome virus (PRRSV) by non-porcine vectors and fomites: Soil, insects, avians, and aerosols
Scott A. Dee, DVM, MS, PhD, Dipl. ACVM; Satoshi Otake, DVM; Carlos Trincado, DVM; Roger Moon, PhD; Kurt Rossow, DVM, PhD; Carlos Pijoan, DVM, PhD

Parity flow to optimize nursery-grow-finish performance, sow productivity, and throughput
Joseph F. Connor, DVM

Inducing sterilizing immunity against PRRSV in breeding-age, female swine
Laura Batista, DVM, Scott A. Dee, DVM, MS, PhD, Diplomate ACVM

A model for gilt acclimation in the field
Luke Minion DVM

Gilt introduction in PRRSV-positive systems
Montserrat Torremorell, DVM, PhD

Public health and the issues
Craig Hedberg

Making practice decisions with PRRS sequence information
Paul Yeske, DVM, MS

Section III: Production

Feeding sows and growing swine in hot climates
Luciano Roppa, Veterinary Doctor

What we see with sow mortality
Macarena Sanz, John Roberts, Glen Almond, Roberta Alvarez, Tara Donovan, Carlos Perfumo

How should we compare levels of sow attrition?
John Deen, Thomas Nortey, and Leena Anil

Determining optimal parity distribution with a push model of gilt supply
Bob Morrison DVM, MBA, PhD, Alejandro Larriestra DVM, Jason Yan MBA, John Deen DVM, PhD

Effect of genetic pricing on herd management decisions
Paul Matzat, PhD

Our approach to the theory of constraints in pork production
Bill Greenley, MS

Our approach to six sigma
Paul Schneider

Strategies and tactics for controlling costs
Lee Fuchs

Maximum loading density for road transport of pigs: Making a specific standard in spite of scientific uncertainty
Terry Whiting, DVM, MSc

The use of pig behavioral principles to improve efficiency of handling and sorting
Rebecca Morrison, B. Agr. Sci (Hons), Ph.D.

Early observations on automatic sorting
Bob Morrison

Reproductive management in hot weather: What must we do?
Joaquin Becerril, DVM, MS

Pig housing in hot climates
Carlos Pijoan, DVM, PhD

Identifying factors that could influence sow viability
Jose Piva

Section IV: Public Issues

Measurable outcomes for swine welfare
Suzanne T. Millman

Lairage is a hazard for Salmonella infection in market swine
H. Scott. Hurd DVM, PhD; J.D. McKean DVM, JD; R.W. Griffith DVM, PhD; M.H. Rostagno DVM, PhD

Where should we allocate resources to reduce foodborne risks?
Dr. Peter Davies

Making food safety part of my practice
Allan R. Carlson, DVM

Effect of feed withdrawal on Salmonella colonization at slaughter, meat quality, gut lacerations, and gastric ulcers
W. E. Morgan Morrow, Joan H. Eisemann, M. Todd See, Peter R. Davies, Kelly Zering

Economics of sow gestation housing
Paul R. DuBois DVM, MS

Productivity of modern group housing systems
Timothy J. Loula, DVM

Group housing: Alternative systems, alternative management
Harold W. Gonyou, BSc(Agr), MSc, PhD

Foreign animal disease information and information sources
Mark Engle, DVM

Balancing the requirements of the society, pig, and producer
Paul B. Thompson, Joyce and Edward E. Brewer

Where does contamination occur and what interventions work?
Collette Schultz Kaster, MS and Michael Bradley, PhD

Allen D. Leman Swine Conference (2003)

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 

Section I: Keynotes

Kernkamp Lecture: Waiting for hurricanes: Risk, research, and the science/policy interface
Peter R. Davies, BVSc, PhD, Leman Chair in Swine Health

Are we going in the right direction?
Carlos Pijoan DVM, PhD

The US swine industry: What does the future hold?
Mark Greenwood

Hanson Lecture: Driving costs out of a production system
Gary D. Dial, DVM, PhD, MBA; Janelle R. Roker DVM; Brad W. Freking DVM; Chris J. Rademacher, DVM

Section II: Disease

PRRS virus genomics: Application to a field investigation
Michael P. Murtaugh; John Harding

Case study: Application of sequencing to investigate an infection in a boar stud and the herds that received semen from it
Montserrat Torremorell, DVM, PhD; Paul Conroy, DVM

Use of PRRS virus sequence information within herds
Jerry Torrison, DVM, MS, PhD, Dipl. ACVPM: Swine Vet Center, P.A., St. Peter, MN; Kurt Rossow, DVM, PhD: Minnesota Veterinary Diagnostic Laboratory, St. Paul, MN; Paul Yeske, DVM, MS: Swine Vet Center, P.A., St. Peter, MN

New data on homologous protection
Monte B. McCaw DVM, PhD; Scott M. Laster PhD; Leslie Hadley PhD

Immunological features of porcine reproductive and respiratory syndrome virus (PRRSV) against homologous and heterologous challenge in a population of breeding age female swine
L. Batista, S. Dee, M. Olin, T. Molitor, Z. Xiao, M.P. Murtaugh, H.S. Joo, and C. Pijoan

How we use strategic inoculation to control PRRS
Paul D. Ruen, DVM, Practitioner

New information on regional transmission of porcine reproductive and respiratory syndrome virus
Scott Dee DVM, MS, PhD, Diplomate ACVM, Satoshi Otake DVM, John Deen DVM, MS, PhD, Diplomate ABVP, Roger Moon PhD, Larry Jacobson PhD, Carlos Pijoan DVM, PhD

Using GIS and sequencing to assess regional epidemiology of PRRSV
Enrique Mondaca-Fernández, DVM; Robert B. Morrison, DVM, PhD; Michael P. Murtaugh, PhD

PRRS elimination through segregated/decentralized/source-focused production
David E. Reeves DVM, MS

Diagnostic challenges of swine influenza virus infection
Kurt Rossow DVM, PhD; Marie Gramer DVM; Richard Webby

Experimental infection of swine influenza virus subtype H1N2 in pigs with maternal immunity
Y. K. Choi and Han S. Joo

Swine influenza: Where do we go from here?
Lisa Becton

Swine influenza case presentations
Tara S. Donovan, DVM

Swine influenza discussion
Spencer Wayne

Orchestrating financial soundness in a noisy health world
Mike Mohr, DVM, MBA

Criteria for when and how we intervene
Chris Rademacher, DVM

Making health decisions in a large production system: A decision tree approach
R. B. Baker, DVM, MS

Managing large databases: Using data to make decisions and support changes in health programs
Tara S. Donovan, DVM

Monitoring herds: Serological variability, accuracy and reliability
Montserrat Torremorell, DVM, PhD

Pipestone Artificial Breeders boar health protocol
G.F. Kennedy, D.V.M., Managing Partner, Nancy Stoltenberg, Boar Stud Manager and Partner, G.D. Spronk, D.V.M., Partner, J.D. Bobb,

Controlling H. parasuis mortality through exposure of suckling pigs
Carlos Pijoan, S. Oliveira, R. Morrison

Experience with E. coli: Trial or error?
Lisa J. Becton

Escherichia coli trial
Charles Surprenant DVM

The legality of using live agents to control disease in Minnesota
William L. Hartmann DVM, MS

Porcine circovirus type 2: A critical appraisal of its role in PMWS
Gregory W. Stevenson DVM, PHD, dACVP

PMWS etiology: Agent interactions
Albert Rovira DVM, MS

Speculation on the cause of PMWS
W. T. Christianson

UK PMWS study tour: Lessons for US animal agriculture
Mark J. Engle, DVM

Post-weaning multi-systemic wasting syndrome (PMWS): Clinical signs and control measures experienced in China
HanSoo Joo, DVM, PhD: Swine Group, University of Minnesota-Twin Cities Jason Yan: US Grains Council-Beijing

European management strategies to control PMWS
Meritxell Donadeu1 DVM, MS, Jake Waddilove2 MA, VetMB, MRCVS, Enric Marco3 DVM

Section III: Production

Benchmarking at the global level
John Deen and Sukumaran S. Anil

Benchmarking reproductive performance within production systems
David E. Reeves DVM, MS

Evaluating growing pig records in a system with high expectations
James F. Lowe, DVM

Cost of production
Steve Malakowsky, Financial Services Executive

Nutritional management of seasonal infertility
K. T. Soltwedel, M.S.; and J. E. Pettigrew, Ph. D.

Understanding and managing seasonal infertility
Roy Kirkwood, DVM, PhD, Dipl ECAR

Bacterial contamination and semen quality
Darwin L. Reicks, DVM

Quality assurance of semen
K. J. Rozeboom MS, PhD

Normal cartilage development and the pathogenesis of osteochondrosis
Cathy S. Carlson, DVM, PhD

Nutritional manipulation of bone mineralization in developing gilts
Thomas D. Crenshaw, Ph.D.

Dietary approaches to altering the composition of body weight gain in growing gilts
John F. Patience

Sow longevity measurement
John Deen

Description of removal patterns in a selected sample of sow herds
Karina Tiranti, Jarod Hanson, John Deen, Bob Morrison

Herd-level analysis of sow longevity
Sukumarannair, S. Anil, B.V.Sc., Ph.D., John Deen, D.V.M, Ph.D., Leena Anil, B.V.Sc., Ph.D.

Periparturient mortality
John Deen

Section IV: Public Issues

Leave no footprints: How to get along in the neighborhood
Robert Baarsch

The farm's economic impact on the local community
John F. Patience

Emerging issue management
Charlie Arnot

Transportation research: Transportation of early weaned piglets
N. J. Lewis, Ph.D., DVM, R. J. Berry, Ph.D., S. Wamnes, B.Sc.

Trucker quality assurances and swine welfare
A. K. Johnson, B.S., M.S., PhD, D. J. Meisinger, B.S., M.S., PhD

Pig transportation in Europe: Regulations, problems and research activities
E. von Borell, D. Schäffer

Transporting swine: One Manitoba company's experiences through sixteen years of growth
Steve Brandt, Owner, Jody Milburn, Director of Quality Control

Transporting swine: Challenges and opportunities
Terry Whiting, DVM, MSc

Balancing the benefits and risks of antibiotic use in swine
Bob Morrison and John Deen

Denmark, antibiotic alternatives, and the US industry
J. E. Pettigrew, PhD

A critical review of feeding probiotics to pigs
Spyridon K. Kritas, DVM, PhD: Clinic of Medicine/School of Veterinary Medicine, University of Thessaly, Karditsa, Greece; Robert B. Morrison, DVM, MBA, PhD: Department of Clinical and Population Sciences/Veterinary Medicine, University of Minnesota-Twin Cities, St. Paul, Minnesota

Abstracts - Poster Presentations

Serology of H3N2 and H1N1 swine influenza virus in pigs vaccinated with MaxiVac(R) Excell(TM)
Robyn W. Fleck, Vicki J.Rapp-Gabrielson, Bradley A. Eddy, David P. Theis and Tim A. Jackson

Swine influenza case study: H3N2 strain differences as determined by HA sequencing, HI serology, and vaccination challenge
Mark D. Titus, Tracy Bridgeman, Randy Simonson

Genetic and serologic classification of swine influenza virus H3N2 isolates
J. H. Lee, Y.K. Choi and Han S. Joo

Evaluation of mosquitoes as biological vectors of PRRSV
S Otake, SA Dee, RD Moon, KD Rossow, C Trincado, and C Pijoan

Eradication of Porcine Reproductive and Respiratory Syndrome by serum acclimatization of naive gilts
Eduardo Fano, Luis Olea, Carlos Pijoan

Eradication of porcine reproductive and respiratory syndrome virus (PRRSV) by serum inoculation with the homologous PRRSV strain
Laura Batista, Carlos Pijoan and Sam Baidoo

Lesion and distribution of PRRS virus in experimentally inoculated wwine with the Chilean isolated, A preliminary study
E. RamÃŒrez; N. Dias; A. Islas; A. Ruiz; and M. Quezada

[gamma][delta] Lymphocyte response to Porcine Reproductive and Respiratory Syndrome virus
M. Olin, Z. Xiao, L. Batista, S.A. Dee, C. Pijoan, M. Murtaugh, T.W. Molitor

Evaluation of aerosol transmission of Mycoplasma hyopneumoniae and porcine reproductive and respiratory syndrome virus (mixed infection) under field conditions
Eduardo Fano, Carlos Pijoan, Scott Dee

Assessment of Mycoplasma hyopneumoniae aerosol movement
Cardona AC, Pijoan C, and Dee SA

Onset and duration of immunity of a single dose of M+PAC(R)
R. G. Davis, V. J. Rapp-Gabrielson, O. D. Bailey, H. Jayappa, T. L. Wasmoen, and E. L. Thacker

Field efficacy of Stellamune One(R) administered to pigs at 1 week of age
Sharon C Smith, Samuel J Thevasagayam, Thayer Hoover, Patrick Pommier, Alassane

Social stress increases fecal shedding of Salmonella typhimurium by early weaned pigs
T. R. Callaway, J. L. Morrow, T. S. Edrington, K. J. Genovese, S. Dowd, J. W. Dailey, R. C. Anderson and D. J. Nisbet

Molecular genotyping of Stapylococcus hyicus strains using repetitive sequence-based PCR
Rovira, S. Oliveira, C. Irwin, M. Torremorell, C. Pijoan

Minimum inhibitory concentrations of five antibiotics against recent Iowa isolates of Erysipelothrix rhusiopathiae
Lindeman CJ, Salmon SA, Portis ES, Case CA, Bradford, JR

Effect of spray-dried plasma protein on pig performance, carcass value, and production economics in a wean-to-finish trial
J. M. Campbell, J. D. Crenshaw, J. D. Quigley, J. Polo, and L. E. Russell

PG600(R) for improvement of productivity of primiparous pows
Paul M. Pitcher

J Kolb

E. Díaz E.; J. Lara P.; E. Valenzuela

Genzow, M. , G. Schagemann and S. Pesch

J Kolb

Abstracts - Oral Presentations

The effect of human-derived probiotic bacteria on the immune and intestinal function of pigs
Gloria Solano-Aguilar, Harry Dawson, Tonya Ledbetter, Terez Shea-Donohue, Norberta

Use of sodium salt of nitroethane to reduce Salmonella typhimurium in weaned pigs
Y. S. Jung, R. C. Anderson, K. J. Genovese, T. S. Edrington, J. A. Byrd, K. M. Bischoff, T. R. Callaway, J. McReynolds, R. B. Harvey, and D. J. Nisbet

Effects of dietary organic or inorganic selenium fed to reproducing sows on resulting retention of selenium by the fetus and selenium transfer to the milks
Donald C. Mahan, and J. C. Peters

Comparison of temperature variations and effects on reproduction in tunnel ventilated vs. natural ventilated gestation barns
Carlos Pijoan, Eduardo Fano, JosÈ Angulo, Luis Olea, Verlyn Johnson, Larry Jacobson

Utilizing increased rectal temperature for identifying at-risk sows: Post-partum sow treatment with Excenel RTU(R) and Predef 2X(R)
James Lowe and Shelley Stanford

Dental disease in sows: early findings
E. Wayne Johnson, Stanley E. Curtis, Michael Ellis

Efficacy of intradermal vaccination against challenge of wwine with a heterologous H3N2 swine influenza virus
V. J. Rapp-Gabrielson, L. R. Gergen, B. A. Eddy, D. E. Junker, C. Q. Weston, R. W. Fleck and T. L. Wasmoen

Genetic and serological characterization of H1N1 swine influenza viruses
L. R. Gergen, B. A. Eddy, D. E. Junker, C. Q. Weston, V. J. Rapp-Gabrielson, G. A. Erickson, J. A. Jackson and T. L. Wasmoen

An assessment of insects as regional vectors of PRRSV
J. Boorman , S. Dee , S. Otake , R. Moon

Pig survival within traditional production and interaction of PRRS, Classical Swine Fever and other pathogens at Guanajuato State in Mexico
Norma Sierra-Romero, Ramiro Ramirez-Necoechea, Patricia Aguilar-Olvera, Fernando Aguirre-Bravo

Preliminary report of the Chilean PRRS virus isolated, using RT-PCR and ELISA in experimentally inoculated pigs
D. Sandoval; A. GarcÃŒa; M. Quezad; and A. Ruiz

Prevalence of Mycoplasma hyopneumoniae in different parity cull sows
Cardona AC, Pijoan C, Utrera V and Deen J

Allen D. Leman Swine Conference (2004)

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 

General Session

What baseball can teach us about raising pigs (Hanson Lecture)
Gordon D. Spronk, DVM

New implications for packer contracts
Brian L. Buhr, PhD

The future of PRRS in North America: What will the next decade bring?
Scott Dee DVM MS PhD Dipl; ACVM

Managing swine health at an industry level: Current strategies for old and new diseases (Kernkamp Lecture)
Jan Dahl, DVM, Head of Veterinary R&D


Swine immune responses to viral infection
Michael P. Murtaugh, Ph.D.

Immune responses to extracellular bacteria
Albert Rovira, DVM, MS

Atypical immune responses to bacterial pathogens in pigs
Simone Oliveira, DVM, MS, Ph.D

Ileitis: What we know about immunity!?
Mike Roofa, Jeremy Krolla, Connie Gebhartb

New epidemiology findings
John Deen

Molecular epidemiology of Lawsonia intracellularis
D.C. Beckler, MS; V.Kapur, Ph.D.; C.J. Gebhart, Ph.D.

Update on the USDA PRRS integrated program project
Michael P. Murtaugh, Ph.D.

National Pork Board update on current PRRS research
Eric Neumann, DVM, MS, Director, Swine Health Research and Information

Swine influenza in the North American industry
Montserrat Torremorell, DVM, Ph.D.

Epidemiology of swine influenza and implications of reassortment
Marie Gramer, DVM, and Kurt Rossow, DVM, Ph.D.

Transmission and socioeconomic repercussions of avian influenza
Andre F. Ziegler, DVM, MPVM, Dip. ACPV (Poultry Pathologist, Assistant Professor)

Immunology and protection of swine populations
Carlos Pijoan, DVM, Ph.D., and Scott Dee, DVM, Ph.D.

Colostrum immunology
Tom Molitor

Cell-mediated immunity in infectious diseases
James A. Roth, DVM, Ph.D., DACVM

Review of biosecurity research on mechanical transmission of porcine pathogens by people
Sandra F. Amass, DVM, PhD, Dipl ABVP (Swine Health Management)

An update on PRRSV biosecurity research
Scott Dee, DVM MS PhD Dipl ACVM, John Deen, DVM MS PhD Dipl ACVP, Jennifer Schurrer, BA, Jenny Cho, BA, Roger Moon, PhD, Montserrat Torremorell, DVM PhD, Danny Burns, DVM. George Douthit, BS, Carlos Pijoan, DVM PhD

The application of biosecurity protocols in large production systems: Experiences from the field
R. B. Baker, DVM, MS

Danish research and control of PMWS
Jan Dahl, DVM

PMWS: US case investigations
Mark J. Engle, DVM, Eric Bush, DVM, MS

Field experiences with PMWS control and management
Locke Karriker, DVM, MS


Costs of production
Steve Malakowsky, Financial Services Executive

Reducing cost of production: Uncovering the potential within your farm
Daryl Olsen, DVM

Using AST and RFID to reduce and understand variation in growing pigs
Robert Baarsch, BS; Bob Morrison; and Alejandro Larriestra

Decision-making for the lightweight pig
W. E. Morgan Morrow, BVSc, MS, Ph.D.; Robert E. Meyer, DVM, Diplomat ACVA; John Roberts, DVM, Ph.D.; Duncan Lascelles, BVSc, Ph.D., MRCVS, Diplomat ACVS

There is value in leaving facilities empty
Dave Wade

Configuring a pig production system to manage variability
Bill Greenley, MS

Necropsy audits: A tool to monitor causes of death and measure the impact of system changes
Ian Levis, DVM

How pig flow can affect finishing mortality
Tara Donovan, DVM

Public Issues

Space allocation decisions for grow-finish facilities
Michael C. Brumm, PhD

Economics of space utilization
Joseph F. Connor, DVM

Welfare problems in stall-housing of gestating sows
Leena Anil, BVSc, PhD, John Deen, DVM, PhD, Sukumarannair S. Anil, BVSc, PhD, Samuel K. Baidoo, PhD

Behavioral needs of swine
Dr. Edmond A. Pajor

Housing alternatives for gestating sows and gilts
Donald G. Levis, PhD

Management alternatives with electronic sow feeders
Harold W. Gonyou, PhD

The U.S. situation
Paula J. Fedorka-Cray

Defining resistance
Mike Apley, DVM, PhD, DACVCP

Antimicrobial use and resistance: The risk to humans
Randall S. Singer, DVM, MPVM, PhD


J. P. Cano, S. Dee, C. Trincado, C. Pijoan, D. Polson

J. Cho, S. Dee, C. Trincado, A. Guedes, K. Rossow, C. Pijoan

The Impact of PRRS on the Cost of Pig Production
Colin Johnson, James Kliebenstein, John Mabry, et al.

Evaluation of potential sources of PRRS virus infection in negative herds
M Torremorell, JO Geiger , B Thompson, WT Christianson

Mycoplasma hyopneumoniae and PRRSV ELIMINATION IN A 1700 SOW MULTI-SITE SYSTEM
A Alfonso, JO Geiger, C Freixes, JC Fonz, M Torremorell

An evaluation of the Thermo-Assisted Drying and Decontamination (TADD) system for the elimination of porcine reproductive and respiratory syndrome virus from contaminated livestock transport vehicles.
cott Dee, Montserrat Torremorell, John Deen, Carlos Pijoan

The influence of environmental temperature on PRRSV retention in houseflies
Schurrer, SA Dee, RD Moon, C Pijoan

An evaluation of intervention strategies for the control of insects on commercial swine farms
A Schurrer, SA Dee, RD Moon

A Longitudinal assessment of Mycoplasma hyopneumoniae serology, comparing three different infection routes and two ELISA tests.
E. Fano, C. Pijoan, S. Dee

Marco Terreni, Sandro Cavirani Paolo Martelli

Environmental prevalence of Salmonella on indoor and outdoor intensive swine farms
T. R. Callaway, J. L. Morrow, A. K. Johnson, et al.

Prevalence of foodborne pathogens in feces of finisher pigs
Z. Poljak, R. Friendship, C. Dewey, C. Gyles

A study investigating the prevalence of Escherichia coli involved in post-weaning diarrhea in Southern Ontario, antimicrobial resistance patterns and risk factors associated with the problem
R. Amezcua; R. Friendship, C. Dewey

Mange Mites (Sarcoptes scabiei var. suis) and Large Roundworms (Ascaris suum) Are Still Present in the Swine Industry
Jennifer L. Greiner, DVM; Daniel J. Damman, DVM; John J. Melancon, DVM; Douglas L. Weiss, DVM

Lucina Galina-Pantoja, Gloria Solano-Aguilar, Martha A. Mellencamp, et al.

The Effect Of Creep Feed on Post-Weaning Weight Gain in an Age Segregated Rearing Facility
Darcy Pauls and David Hunt

Effect of Spray-Dried Animal Plasma in Lactation Feed in a Segregated-Parity Sow Herd
J. D. Crenshaw, J. M. Campbell, L. E. Russell, and R. D. Boyd

Brenda de Rodas, Gary Fitzner, Terry Weeden, and Daniel A. Nelson

A. P. Schinckel, J. Ferrel, M. E. Einstein, et al.

Longevity and performance in swine breeding herds of Minnesota
Sukumarannair S Anil., Leena Anil., John Deen

Welfare indicators of stall-housed gestating sows
Leena Anil, Sukumarannair S Anil, Samuel K. Baidoo, John Deen

GEDIS® AI technology vs. Conventional AI
Michelle Michalak, DVM

Effects of Seminal Plasma on Capacitation of Boar Sperm
Melissa L. Vadnais, Roy N. Kirkwood, David J. Sprecher, Karen Chou

The Effects of On-Farm Semen Storage Temperature on Stored Semen Quality
Beth Young, DVM, DVSc Candidate

Low level nitrate or nitroethane preconditioning enhances the bactericidal effect of suboptimal experimental chlorate treatment against Salmonella in swine
Robin C. Anderson, Yong Soo Jung, Kenneth J. Genovese, et al.

Minimum Inhibitory Concentration Determinations for Ceftiofur Against Swine Pathogens fromt United States and Canada in 2001-2002
E.S. Portis, C.J.Lindeman, S.A.Salmon, C.A.Case, J.P.Crane, S. Stanford

Pharmacokinetics of Ceftiofur Crystalline Free Acid In Swine
B.Hibbard, J.A.Robinson, W.L.Bryson, et al.

Evaluation Of The Duration Of Effectiveness Of Ceftiofur Crystalline Free Acid Sterile Suspension In Swine Using An Actinobacillus pleuropneumoniae Challenge Model
J.P.Crane, W.L.Bryson, E.J.Robb ,and J.R.Bradford

Efficacy of Ceftiofur Crystalline Free Acid for the Treatment of Artificiallyinduced Pneumonia in an Actinobacillus Pleuropneumoniae Challenge Model
T.L.Bowersock, D.M.Meeuwse, F.M.Kausche, et al.

Efficacy evaluation of Enterisol® SC-54 in swine following challenge with a virulent
S. typhimurium strain

Evaluation of a 25-Week Duration of Immunity of RespiSure One® In Mycoplasma Hyopneumoniae Seronegative and Seropositive Pigs
R. Jolie, L. Sabbadini, L. St. Aubin, P. Runnels, A. Scheidt

Short-term Efficacy Study with RespiSure-One® Administered with a Needle-free Device
R. Jolie and T. Hoover

Comparative Efficacy of RespiSure® vs M+Pac® in a Field Study
R. Jolie and T. Hoover

New evidence for extended duration of protection of Ingelvac® M.hyo
M. Genzow, C. Lasagna, T. Hardge, J.Kolb

M Roof, J Kolb

Evaluation of Efficacy of Haemophilus Parasuis Bacterin in Providing Protection Against Heterologous Challenge
H. Jayappa, Craig Lehr, and Terri Wasmoen

Evaluation of Duration of Immunity for Erysipelothrix Rhusiopathiae
Craig Lehr, Jason Erskine, Cristy Drake, Dale Bailey, H. Jayappa, and Terri Wasmoen

Allen D. Leman Swine Conference (2005)

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 


Kernkamp lecture: Rights, lies, and videotape
John Deen, Leena Anil, Sukumarannair S. Anil

The use of comprehensive management systems to effectively manage environmental and animal welfare within today’s swine industry: Use of third-party verification
Don Butler, Director of Government Relations and Public Affairs

Hanson lecture: Biosecurity and studs
Joseph F. Connor, DVM, MS

The link between human and swine health: The challenge of emerging and re-emerging diseases in an era of changing ecosystems and swine management practices
Marguerite Pappaioanou, DVM, MPVM, PhD, Dipl. ACVPM

Biosecurity for Transport, Aerosols, and Boar Studs

A systems approach to disinfection, drying, and monitoring of pig transport vehicles
Joel Nerem, DVM

Update on Thermal Assisted Drying and Decontamination (TADD) Systems
Robert W. Thompson, DVM, MS

The influence of animal age, bacterial co-infection and porcine reproductive and respiratory syndrome virus (PRRSV) isolate pathogenicity on virus load in individual pigs
Jenny Cho, BA, Scott Dee, DVM, MS, PhD, Dipl ACVM, John Deen, DVM, MS, PhD, Dipl ABVP, Kay Faaberg, BA, PhD

An update on current research in PRRS virus aerobiology
Joseph Hermann, MS, Kyoung-Jin Yoon, DVM, PhD, Steve Hoff, PhD, Anna Burkhardt, Jeff Zimmerman, DVM, PhD

A quantitative approach to sampling studs
Albert Rovira, DVM, MS, Claudia Mu–oz-Zanzi, MV, MPVM, PhD

An overview of blood collection strategies for boar studs
Darwin L. Reicks, DVM

An evaluation of air filtration alternatives for reducing the risk of aerosol transmission of PRRS virus
Scott Dee, DVM, MS, PhD, Dipl ACVM, John Deen, DVM, MS, PhD, Dipl ABVP, Carlos Pijoan, DVM, PhD


Defense of gut mucosal surfaces in the weaned pig: An overview
David R. Brown, PhD

Weaning a pig with a healthy gut: Nutrition
Steve S. Dritz, Mike D. Tokach, Robert D. Goodband, Jim L. Nelssen, Joel M. DeRouchey

Diagnosis and Control of Common Weaned Pig Gut Diseases
Jeff Feder, DVM

Post weaning diarrhea in swine
Kurt Rossow, DVM, PhD

An antimicrobial targeting toolbox for the swine practitioner
Mike Apley, DVM, PhD, DACVCP

Field Experiences in Post-Weaning Diarrhea and Specific Disease Treatments
William L. Hollis, DVM

Selecting materials for submission and making the diagnosis
Cameron Schmitt, DVM, MS

Recording epidemiologic information
Jerry Torrison, DVM, PhD, Dipl. ACVPM

Comparing options to make a recommendation
Steve Dudley, DVM

Emergence of reassortant influenza viruses: Academic folly or clinically relevant?
Marie Gramer

The role of influenza on growing pig performance
Tara S. Donovan, DVM

Considerations in managing type A influenza virus in swine populations
James F Lowe, DVM, MS

Evaluation of the ability of vaccines to cross-protect against a serologically and genetically diverse H3N2 virus variant
JeeHoon Lee, Marie Gramer, HanSoo Joo

Quantification of the spread of Mycoplasma hyopneumoniae in nursery pigs and effect of virulence difference between isolates
D. Maes, T. Meyns, J. Dewulf, J. Vicca, F. Haesebrouck, A. de Kruif

Mycoplasma hyopneumoniae prevalence at weaning as a predictor of the group’s subsequent Mycoplasma status
Eduardo Fano, DVM, MSc; Carlos Pijoan, DVM, PhD, Scott Dee, DVM, MS, PhD, Dipl. ACVM

A controversial view of Mycoplasma hyopneumoniae epidemiology
Carlos Pijoan, DVM, PhD

Emerging diseases: Why this is important to our industry
Robyn Fleck, DVM, Kathy Orloski, DVM, MS, DACVPM

Foreign animal disease diagnostician investigation of a disease incident involving a central nervous system (CNS) syndrome in finisher pigs
William L. Hartmann, DVM, MS

Enterovirus type 1 infection in a Minnesota swine herd 2004-2005
Michael Strobel DVM, MS


Efficiency of pork production: A USA, Canada, and Ireland comparison
M. Young

Recognizing the characteristics of our new dam lines
George Foxcroft, Eduardo Beltranena, Jenny Patterson, Noel Williams

Successful and unsuccessful puberty induction in gilts: A case study
Gordon D. Spronk, DVM, Gustavo Pizarro, DVM

Relationship between piglet birth weight and growth performance: Implications for system management
Bradley F. Wolter, PhD

Impact of reduced frequency of gilt introductions
Gary F. Louis, PhD

Management tools to assist in monitoring feed use at sow farms
Jill Kerber Aldous, Gordon D. Spronk, DVM

Early weaned pig care in large system: Back to basics
Eric Christianson

The impact of gestation feeding on sow performance
Nick Holden

Illustrating a partial budgeting tool to describe the effect of lactation space and lactation space management on net revenue for a multi-site production
Rodger G. Main, DVM, PhD, Steve S. Dritz, DVM, PhD, Mike D. Tokach, PhD, Robert D. Goodband, PhD, Kevin C. Dhuyvetter, PhD, Jim L. Nelssen, PhD

PRRS: Production bane or boom?
Lisa J. Becton, DVM

Financial model evaluating five-month sow farm closures
Dave Wade, Dr. Tara Donovan, Joe Bradford, Rose Rott

Farm enterprises rates of return and cost of production
Steve Malakowsky, Sr. Financial Services Executive

Benchmarking: Sow productivity and PigCHAMP
Stephanie Rutten, DVM, John Deen, DVM, MS, PhD, Dipl ACVP

Benchmarking health
Spencer R. Wayne, DVM

Public Issues

Transport losses: Causes and solutions
Mike Ellis, BS, PhD, Matt Ritter BS, MS

Population and truck level factors involved in in-transit death of finishing pigs in Ontario in 2001 and 2004
Charles Haley, DVM, MS, Cate Dewey, DVM, PhD, Tina Widowski, PhD, R.M. Friendship, DVM, MSc

Factors associated with the incidence of mortality during transport of market hogs
Chris Rademacher, Peter Davies

Association between conformation at selection and retention through P2
Karina I. Tiranti, BS, PhD, Robert B. Morrison, DVM, MBA, PhD

Characterization of claw lesions in gestating sows
Sukumarannair S.Anil, Leena Anil, John DeenA., Samuel K. BaidooB., Roger D.WalkerB

Growth Promotant Antimicrobials (GPA’s) used in pork production: Are they worth it?
Dale Polson, DVM, PhD

Enhancing intestinal function of monogastrics
S. K. Baidoo, MS, PhD, G. He, PhD, C. Ariza-Nieto

Ongoing lessons from Danish Ôexperiments’
Peter Davies, BVSc, PhD

The science behind the space allocation decision for nursery and grow-finish facilities
Dr. Michael C. Brumm

Economic analysis of pig space: Comparison of production system impacts
Brian Buhr, Derald Holtkamp, Michael Brumm, James Kliebenstein

Effect of stocking density on average daily gain and welfare of grow finish pigs
Leena Anil., Sukumarannair S.Anil., John Deen


Mapping of Genes Expressed in Activated Porcine Peyer’s Patch
Beth S. Thompson, Gail H. Flickinger, Julie A. Hendrickson, et al.

Clostridium perfringens: Lesions and Associated pathogens
Seth R. Baker, Marie R.Gramer, Robert B. Morrison

Lack of interference between three oral attenuated bacterial swine vaccines
J Kroll, C Ohnesorge, K Burkhart, et al.

Antimicrobial Resistance of Enteric Bacteria from an Integrated Population of Swine and Humans
R.B. Harvey, H.M. Scott, T.L. Poole

Pilot study for the application of Thermo-Assisted Drying and Decontamination to livestock transportation trailers and its effect on bacterial counts
Pieters M, Thompson R, Torremorell M

Comparative safety of two Salmonella choleraesuis vaccines in swine
J Husa, R Edler, R Saltzman, et al.

The decay of maternally derived humoral antibody against Erysipelothrix rhusiopathiae
G Cline, JT Holck, J Swart, et al.

Efficacy evaluation of Draxxin in an acute outbreak of Actinobacillus pleuropneumoniae type 2 among weaner pigs in Denmark.
Uffe Nielsen, DVM., Gorm Nybroe,DVM

A meta-analysis on Lung lesions in pigs at slaughter in Brittany (France) Results Obtained with Different Mycoplasma Vaccines
P Tessier, M Genzow, T Holck

Efficacy of FluSureâ against challenge with heterologous reassortant swine influenza H1N1 viruses
VJ Rapp-Gabrielson, E Wicklund and M Ficken

Ileitis prevention by oral vaccination – European experiences
T Hardge, C Maala, K Elbers, et al.

Cross-Sectional Serology Study Against Lawsonia intracellularis in Mexico
Angulo JR, Diaz E.,Chevez JC

Determining the Efficacy of Tylan as an Intervention in a Lawsonia intracellularis Challenge Model Designed to Create Subclinical Ileitis
G Pelger, T Armstrong, N Winkelman

Use of Enterisol® Ileitis in suckling pigs
J Okones, D Dutler, D Walter, et al.

Homogeneity among Lawsonia intracellularis isolates
DGE Smith, M Roof, D Walter

Expression of recombinant Lawsonia intracelluaris proteins
T. Asawakarn , A. Nuntaprasert, K. Kaur, et al.

Development of an enzyme-linked immunosorbent assay for the diagnosis of porcine proliferative enteropathy
S. Wattanaphansak, T. Asawakarn, J. Deen, et al.

Development and evaluation of a field PRRS virus antibody test in swine sera
E. Mende and H.S. Joo

Prairie Dog (Cynomys ludovicianus) is not a Host for Porcine Reproductive and Respiratory Syndrome Virus
Michael P. Murtaugh, Martha Fuentes, Wanqin Yu, et al.

Case Report: Immunological, Virological and Clinical Outcomes in a Controlled PRRSV Exposure in a PRRS-Positive Breeding Herd
Michael P. Murtaugh, Craig R. Johnson, Wanqin Yu, et al.

Following the litters at farrowing, wean and in site 2 from a sow herd with serum inoculation at mild gestation: Clinical Case
Carlos Trincado, Monserrat Torremorel, Gordon Spronk, et al.

Evaluation of infection capacity and transmission of PRRS virus in experimentally inoculated pigs with the Chilean isolated: preliminary results of lesion and immunohistochemical aspects
E. Ramírez, A. Ruiz, A. Islas, et al.

Study of infection and transmission capacity of the PPRS virus in experimentally infected animals with the Chilean isolated: preliminary results of the virologic studies
A. Ruiz, D. Muñoz, L. Cerda, et al.

Ingelvac®PRRS MLV- Safety and Efficacy in sows under European field conditions
M Genzow, G Schagemann, S Pesch, et al.

Niche Swine Populations in Minnesota: Understanding 4-H pigs
Spencer R. Wayne, DVM; Carissa Schloesser; Peter Davies, BVSc, PhD

Livestock Issues Resource Centre – An Information Resource for the Pork Industry
Lee Whittington

Mexican swine producers and researchers join strategies in an effort to unify the national pork food chain
Norma Sierra-Romero, Jorge E. Valencia y López

Norsvin® Continuous Improvement of Landrace Productivity
B. Holm and R. Rekaya

Oregano Essential oils (OEO) supplementation and its effect on reproductive performance of sow, growth pattern of piglets and their immune measurements
C. Ariza-Nieto, M. Bandrick, T.W. Molitor, et al.

The Addition of Mannan Oligosaccharides to Nursery Pig Diets Improves Performance
B. P. Corrigan, G. S. Grinstead, D. D. Koehler

Determination of the Energy Value of StafacÒ (Virginiamycin) in Finishing Pig Diets
A.M.Gaines, G.L.Allee, B.W.Ratliff, et al.

Boron Supplementation Prevents Osteochondrosis in Growing Swine
E. Wayne Johnson DVM, Phil J.Petersen PhD, Todd Burrus BS, et al.

A field study on associations of suckling, eating, and postural behaviors for 24 h with reproductive performance of lactating sows in Japan
Y. Tanaka and Y. Koketsu

Opportunity breeding-female pigs for improving herd productivity on commercial farms in Japan
Y. Takai and Y. Koketsu

Evaluation and viability of two washing protocols for oocytes after culture with PRRSV, PCV-2 and PPV by PCR; preliminary results
Jolaine Roycewicz, Carlos Trincado, Scott Dee, et al.

Physiological effects and semen quality changes in boars treated with PGF2?
Grau AF DVM DVSc, Ruiz A DVM , Wilson ME PhD, et al.

Allen D. Leman Swine Conference (2006)

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 

Keynotes and General Session

Comparative advantages of pork production around the world
Brian J Knudson, PhD

Lost in translation: why consumers don't understand and don't trust what we tell them about issues in animal agriculture
Charlie Arnot, BJourn

The paradox of increasing mortality and health expenditures (Hanson Lecture)
W.T. Christianson, DVM, PhD

Pathogens as their role evolves: a view from the diagnostic laboratory (Kernkamp Lecture)
James E. Collins, DVM, PhD

Essential Knowledge

Essential knowledge: respiratory disease in the growing pig-innate immune response
Simone Oliveira, DVM. MSc, PhD

Warm, dry, and draft free
Michael Eisenmenger, DVM

Swine respiratory disease
Kurt Rossow DVM, PhD

Respiratory disease in the growing pig: selecting materials for submission and making the diagnosis
Marie Gramer, DVM

Considerations and recommendations for treating respiratory disease
Tom Wetzell, DVM

Respiratory disease prevention and control
Todd Distad, DVM

Advanced Knowledge

Swine influenza virus: the only constant is change
Marie Gramer, DVM

My flu dilemma: H3N2 introduction into the negative swine population of Ontario (coinciding with increasing PCVD)
Doug MacDougald, DVM

My flu dilemma: Minnesota
Mark Wagner, DVM

Influenza vaccine research at the National Animal Disease Center
Amy L. Vincent, DVM, Juergen A. Richt, DVM, Ronald D. Wesley, DVM, Dr. Kelly M. Lager, DVM

Maternal transfer of immunity: role in Mycoplasma hyopneumoniae
T. Molitor, PhD, M. Bandrick, BS, M. Pieters, DVM, C. Pijoan, DVM, PhD

Transmission of Mycoplasma hyopneumoniae: how long can it last?
M. Pieters, DVM, E. Fano, DVM, MSc, S. Dee, DVM, PhD, C. Pijoan, DVM, PhD

Mycoplasma hyopneumoniae eradication in a large system: strategies and techniques
Paul Schneider, DVM

Personal experience with Actinobacillus suis
Luc Dufresne, D.V.M., Dipl of ABVP

Actinobacillus suis: a description of one integrated system's field challenges
Darin Madson, DVM

Actinobacillus suis: an update on genotyping and antibiotic susceptibility
Simone Oliveira, DVM. MSc, PhD


Alternative filters for boars
Darwin L. Reicks, DVM

Descriptive analysis of prevalent winds in cases of suspected airborne transmission of PRRS virus between pig farms
Enrique Mondaca-Fernández, Montserrat Torremorell, Robert B. Morrison, DVM, PhD

An update on PRRSV aerobiology research
Joseph Hermann, MS, Kyoung-Jin Yoon, DVM, PhD, Steve Hoff, PhD, Claudia Munoz-Zanzi, PhD, Jeff Zimmerman, DVM, PhD

Novel disease surveillance systems to support regional disease control in swine
Peter R. Davies, BVSc, PhD, Spencer Wayne DVM, Jerry Torrison DVM, MS, PhD, Brad de Groot DVM, PhD, David Wray MA

Porcine circovirus-associated disease in Kansas
S.C. Henry, and, L.M. Tokach

PMWS treatment and control: The European approach
Antonio Palomo Yagüe, DVM, MS, PhD, MRCVS

PMWS interventions preventive measures: Canadian approach
Julie Ménard, Agr, DVM

PMWS treatment & control: Asian approach
HanSoo Joo, DVM, PhD

What we know and do not know about PMWS
Joaquim Segalés, DVM, PhD, Montserrat Torremorell, DVM, PhD

Production and diagnostic findings in problem herds where control of the resident virus is difficult to achieve: field observations and data
Gordon D. Spronk, DVM, Scott Dee, DVM, MS, PhD,Dipl ACVM

A summary of PRRS virus diagnostic and research data
Michael P. Murtaugh, Colleen Finnegan, Martha Fuentes, Craig Johnson, Wanqin Yu, Juan Abrahante, Barry Kerkaert, Gordon Spronk, Mark Wagner, Mark Fitzsimmons

Evaluation of PRRSV mass vaccination to reduce the impact of the virus on infected populations
Jean Paul Cano, DVM, Scott Dee DVM, MS, PhD, Dipl ACVM, Carlos Pijoan, DVM, PhD

Public Issues

The political situation surrounding antimicrobial use in agriculture
Liz Wagstrom, DVM, MS, DACVPM

Ecology of antibacterial resistance
Randall S. Singer, DVM, MPVM, PhD

Management of Antibiotic Free Pigs
Lisa J. Becton, D.V.M.

Interspecies transmission of influenza to swine: bird flu or you?
Gene Erickson, DVM, PhD

Pain detection in swine
Leena Anil, Sukumarannair S. Anil, John Deen

Measuring and monitoring welfare : irritation, housing and management
Dr. Yuzhi Li

What is sickness motivation, and why does it matter?
Dr. Suzanne T. Millman, BSc (Agr), PhD


Impacts of wean age on the farm
Leslie McCuiston, BS; Pork Food Scientist, Cargill Meat Solutions

Managing pig flow, pig spaces, facility utilization, and new construction to maximize profitability in a large system
Eric Christianson, DVM

An in-depth analysis of the effects of facility types on production parameters within a large production system
Chris Rademacher, DVM

Weaning 11 pigs per sow and increasing wean weight: protocols and techniques
Jill Kerber-Aldous, MS, Gustavo Pizarro, DVM, Gordon D. Spronk, DVM

Monitoring gilt performance and retention as inputs to overall sow productivity
Neil DeBuse, DVM

How we improved total born in our 100,000 sow production system
Chris Lawson, BS, Neil Booth, ANCA, Don Down, MS

The great divide: optimizing weaning strategy to satisfy both breeder and finisher requirements
Barb Frey, DVM

Analysis of farrowing induction
Mark Schwartz

Impact of season on reproduction
Mark Wilson, MS, PhD

Impact of season on production: transport losses
Mike Ellis, PhD, Matt Ritter, MS

Recent Research Reports

Abstracts including NPB Research Abstracts

A pilot study to assess the ability of PRRSV to travel over a designated distance using a tube model.
Jenny Cho-MacSwain, Eduardo Fano, Andrea Pitkin, Scott Dee

Aerosol transmission of Porcine Reproductive and Respiratory Syndrome virus, an application to the field: Preliminary data
Andrea Pitkin, Rodger Moon

PRRSV serologic studies in Brazil
Costa, A.T.R.; Osório, F.A. Reis, R.; Ferreira, H.B.

PRRSv stabilization and control using modified-live vaccine, herd closure, and routine serology
J Husa, G Anderson, N Argabright, M Carlson, R Philips, JT Holck

Impact of modified-live PRRS vaccine for control of PRRSV in nursery pigs
R Philips, JT Holck, G Anderson

Concurrent administration of Ingelvac® PRRS MLV and Ingelvac® M.hyo - proof of lack of interference
Marika Genzow, Gabriele Schagemann, Ulrike Sent

Evaluation of efficacy of swine influenza virus subtype H3N2 vaccine in providing protection against heterologous challenge
Randy Davis, Brad Eddy, Huchappa Jayappa, Diane Sweeney and Terri Wasmoen

Protocol to investigate the impact of PCV2-associated disease in growing pigs
J Kolb, K Okkinga, N Henke, G Anderson

Assessment of PCv2 strategy box to attempt PCV AD control at a farm level
Angulo JR, Rodríguez JC, Díaz E., Hernández J, Quijano M, Noh M, Gonzalez P.

Cellular immune response in piglets following sow vaccination with Mycoplasma hyopneumoniae
Meggan Bandrick, Maria Pieters, Carlos Pijoan, Thomas Molitor

Effect of an immune modulator on pig performance and vaccination against Mycoplasma hyopneumoniae
Eduardo Fano; Carlos Pijoan Swine Disease Eradication Center, University of Minnesota, St. Paul, MN

Assessing the Mycoplasma hyopneumoniae infection pattern in a sow herd following an increase in the replacement rate
Eduardo Fano; Carlos Pijoan

Detection pattern of Mycoplasma hyopneumoniae DNA in experimentally infected pigs
Maria Pieters and Carlos Pijoan

Effect of sow and piglets vaccination against Mycoplasma hyopneumoniae on serology and lung quality
A. Palzer , C. Strauß, M. Ritzmann, K. Heinritzi

Influence of maternal antibodies on Mycoplasma hyopneumoniae vaccines
M. Ritzmann, K. Lillie, A. Palzer, K. Heinritzi

Comparison of humoral antibody titers following intramuscular or transcutaneous administration of Suvaxyn Mh One, a novel Mycoplasma hyopneumoniae vaccine
Johanne Elsener DVM, MSc and Charles Surprenant DVM

Effect of Mycoplasma hyopneumoniae vaccination on the economic performance of pigs co-infected with M. hyopneumoniae and Porcine Circovirus Type 2 (PCV2)
VJ Rapp-Gabrielson, T. Hoover , S. Sornsen , L. Kesl , L. Taylor, R. Jolie, P. Runnels, E. Thacker, and P. Halbur

Infection dynamics of Lawsonia intracellularis in sows and suckling pigs: Preliminary results
Markku Johansen, Poul Bækbo , Henriette Toft Boesen Tim.K. Jensen, Peter Ahrens

Simplified seroprofiling approach for Lawsonia vaccination scheduling
E Sanford, D MacDougald, D Walter, J Husa, B Keeble, J Blythe

Molecular analysis and diversity of pathogenic Clostridium perfringens and Clostridium difficile among neonatal pigs in the Midwest
A. Baker, K. Novak, E. Davis, R. Moser, M. Englehart, D. Webel, A. Veldkamp, T. Rehberger, and D. Rosener

Tulathromycin MIC interpretive criteria and in vitro susceptibility for swine respiratory pathogens
Jim Bradford DVM, Ellen S. Portis, Cindy J. Lindeman

Removal of dietary antimicrobials during oral vaccination does not decrease wean-to-finish productivity
B Lawrence, R Edler, K Schwartz, D Walter, T Holck, M Musselman

IMPACT of Stafac®(Virginiamycin) on performance of heat-stressed finishing pigs
B.R.Gramm, R.D.Nimmo, G.L.Allee

An evaluation of liquid feeding immediately post-weaning to improve the performance of the lightest pigs within a nursery group
J Bergstrom and D McKilligan

The effect of the addition of alternative protein sources to swine nursery diets on pig performance
B. P. Corrigan, G. S. Grinstead, and D. D. Koehler.

Effect of offering supplementary creep feed to nursing piglets on pre-weaning growth and subsequent nursery performance
C. Froese, M.Young, D.Balcaen

Positive effect on litter size when first-party sows were fed diets containing a combination of organic and inorganic trace minerals
Gustavo J. M. M. Lima , Fábio Catunda, William Close, Luiz C. Ajala, Fernando Rutz

Analysis of sow mortality among breeding sows in Spanish pig herds
Palomo, A.

Use of path analysis to evaluate seasonal differences in herd born alive
Stephanie Rutten-Ramos, DVM; John Deen, DVM, MS, PhD

Low environmental temperatures: A trigger for disease in swine in Denmark.
Uffe Nielsen, DVM.

Non-Tariff Barriers used as a ban that strikes the swine industry
MSc. Norma Sierra-Romero and MSc. Jorge E. Valencia y López

Factors associated with shoulder lesions in breeding sows
Anil, S.S., Anil, L. and Deen, J.

Changes in the severity of claw lesions over a parity cycle in breeding sows
Anil, S.S., Anil, L. and Deen, J.

Drinking behavior of nursery pigs for oral vaccine administration
Roy A. Edler, J. Tyler Holck, Brad V. Lawrence, Robert G. Baker, Anna K. Johnson,

Evaluation of the effect of group size and structure on welfare of gestating sows in pens with electronic sow feeders (ESFs)
L.Anil., J. Deen., S.S.Anil, S.K. Baidoo and R.D.Walker

Impact of animal management and transportation factors on transport losses in market weight pigs
M.J. Ritter, M. Ellis, C.R. Bertelsen, R. Bowman, J. Brinkmann, J.M. DeDecker, O. Mendoza, C.M. Murphy, D.G. Orellana, B.A. Peterson, A. Rojo, J.M. Schlipf, and B.F. Wolter

Factors Affecting the Behavior of Early-Weaned Piglets
Tina Widowski, PhD and Stephanie Torrey, PhD

Development of Pork Production Specific Occupational Safety Materials
Liz Wagstrom, DVM, MS, DACVPM

Effect of seasonal environment, on-farm handling intensity, transport stocking density, and time in lairage on digestive tract temperature and stress hormone level of market pigs
Eric P. Berg, Ph.D; Chadwick Carr, MS

Characterization of cull sows harvested in the U.S.
K.J. Stalder, M. Knauer, L. Karriker, T.J. Baas, C. Johnson, T. Serenius, L. Layman, J. W. Mabry, and J.D. McKean

Performance and economic evaluation of feeding cull sows
R. Fitzgerald, K.J. Stalder, L. Karriker, M. Knauer, C. Johnson, T.J. Baas, L. Layman, and J. W. Mabry

Discovery and validation of genetic markers for sow longevity
B.E. Mote and M.F. Rothschild

Effects of selection for rapid growth on fresh pork quality
C. E. Wagner, E. Huff-Lonergan, M. F. Rothschild, A. A. Sosnicki, S. B. Jungst, J. Prusa, and S. M. Lonergan

An assessment of three sanitation protocols for PRRSV-positive transport vehicles
Scott Dee DVM, MS, PhD, DACVM

Use of tonsilar crypt exudate as an antemortum technique to evaluate PRRSv shedding and transmission in MLV or LVI inoculated pigs
Thomas J. Fangman DVM, MS, DABVP; Steve B. Kleiboeker, DVM, PhD

Measuring and benchmarking disease risk with the PRRS risk assessment tool for the breeding herd
D. Holtkamp, D. Polson, J. Kjaer, R. Philips, D. Spiess

Measurement of serum concentrations resulting from administration of orally administered acetylsalicylic acid and sodium salicylate in swine through water medication systems
Locke A. Karriker, DVM, MS, DACVPM; Abby R. Patterson; Michael D. Apley, DVM, PhD, DACVCP; Paula M. Imerman, MS, PhD.

Effectiveness of transdermal, needle-free injections for reducing pork carcass defects
Joseph G. Sebranek, Terry A. Houser, Brad J. Thacker, Thomas J. Baas, Dachrit Nilubol, Eileen L. Thacker, David L. Cook, Frank Kruse

Determination of the pharmacokinetics of procaine penicillin in swine administered by intramuscular injection and with a needleless injection device
Mike Apley, DVM, PhD, DACVCP; Brad Thacker, DVM, PhD, MBA, DABVP-SHM; Paula Imerman, PhD; Walter Hyde, PhD

Oral sodium chlorate, topical disinfection and weaning age modify Salmonella enterica shedding in pigs.
Prapas Patchanee, Thomas D. Crenshaw, Peter B. Bahnson

Allen D. Leman Swine Conference (2007)

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 

Keynotes and General Session

Pijoan Lecture: Area spread of PRRSV: End of story?
Scott A. Dee, DVM, PhD

Hanson Lecture: The science of pig production: Past, present, and future
Steve S. Dritz, DVM, PhD, Mike D. Tokach, PhD, Robert D. Goodband, PhD, Joel M. DeRouchey, PhD, Jim L. Nelssen, PhD

Kernkamp Lecture: Global, local, and individual perspectives on porcine circovirus diseases (PCVD)
Joaquim Segales, DVM, PhD

Essential Knowledge

Farm-level analysis, benefits, and constraints
Ross Kiehne, DVM

Sow farm analysis at a system-level
Spencer R. Wayne, DVM

Identifying opportunities for improvement, benefits, and constraints of records
Leslie McCuiston, BS

Managing the growth process using real-time data
Mike Brumm, DVM

Summarizing performance for a system: Benefits and constraints
Brian Caldwell, DVM

Identifying opportunities for improvement
Barry R. Kerkaert, DVM

Integrating production and financial systems
Brad Freking, DVM, Meg Freking

Optimization in farrowing site production
William L. Hollis, DVM

External comparisons for financial decision making
Mark Greenwood

Linking levels of production
Tom Stein, DVM, MS, PhD

Optimizing across levels
Stephanie Rutten-Ramos

Optimization across requirements: Making a buck out of production data in real time
Barb Frey, DVM

Advanced Knowledge

Neonatal pig diarrhea
Kurt Rossow, DVM, PhD

?New? updates on ?old? pathogens: Escherichia coli and rotavirus
Marie Gramer, Mark Knobbe, Darin Madson

Field experiences with Clostridium perfringens A diarrhea and options for treatment and prevention
C. Scanlon Daniels, DVM, MBA

Using molecular characterization and genotyping to control neonatal and postnatal diarrhea
Chris J. Rademacher, DVM, Deb Murray, DVM, Simone Oliveira, BSVM, PhD

Considerations, expectations, and evaluating alternative strategies to address health challenges: A practitioner?s approach
Mark Wagner, DVM

Structured process for evaluating new products for production systems: Animal science perspective
R. Dean Boyd, PhD, Marnie A. Mellencamp, PhD, Tara S. Donovan, DVM

Feed ingredients that improve health
J.E. Pettigrew


Aerosol transmission of PRRSV: Application to the field
Andrea Pitkin, John Deen, Scott Dee, DVM, PhD

Engineering air filtration systems of swine facilities
Steve Pohl, PhD

Measuring and benchmarking disease risk with the PRRS risk assessment for the breeding herd
D. Holtkamp, DVM, MS, D. Polson, DVM, MS, PhD

PRRSV persistence: Lessons from the big pig experiment
R.M. Molina, J. Christopher-Hennings, E. Nelson, R. Hesse, J. Lunney, K.J. Yoon, R.R.R. Rowland, J.J. Zimmerman

Isolation variation and its role in pathogenicity and disease control: Why does FDAH?s Suvaxyn? PCV2 one dose vaccine work so well?
Stephen Wu, Mike Gill, Hsien-Jue Chu

PCV2 isolate variation: Its role in pathogenicity and disease control
C. Charreyre, DVM, MSc, F. Joisel

Summary of findings from a pilot study on vaccination of mature boars with porcine circovirus type 2 vaccine
Keith R. Erlandson, DVM, MS, Joseph F. Connor, DVM, MS, Douglas D. Groth, DVM

Better defining the role of boar semen in porcine circovirus type 2 transmission
T. Opriessnig, DVM, PhD, D.M. Madson, DVM, C. Kuster, DVM, PhD, P.G. Halbur, DVM, PhD

Cross-sectional and longitudinal studies of PCV2 infection in 4 boar studs
Darwin L. Reicks, DVM, Peter R. Davies, PhD, Kurt Rossow, DVM, PhD

The ?Kansas Cluster? of severe PMWS cases
Raymond (Bob) Rowland, PhD

Assessment of viral load in clinical and subclinical pigs naturally infected with the novel PCV2b: Implications for the control and prevention of PMWS/PCVD
J.C. S. Harding, C. Auckland, A. Tumber, K.A. McIntosh, S. Parker, Y. Huang, D. Middleton, J. Hill, J. A. Ellis, S. Krakowka

PCV2: Experiences with sow and pig vaccination
Joel Nerem, DVM

Production Science

Alternative flow strategies in sow farms
James F. Lowe, DVM, MS, Erin E. Johnson, DVM

What is the optimum age for processing neonatal pigs?
S. Torrey, N. Devillers, M. Lessard, C. Farmer, T. Widowski

A field trial of self feeders for weaned sows
Mark Schwartz

A chute to trim sow claws
John Deen, Sukumarannair S.Anil, Leena Anil, Samuel K. Baidoo

Making scale barns work
Craig Pfeifer, DVM

Impact of auto-sort systems on pig welfare
Janeen L. Salak-Johnson, PhD

Loading gantry versus traditional chute for the finisher pig: Effect on welfare parameters at time of marketing
N. Berry, A. Johnson, J. Hill, T. Baas, L. Karriker, K. Stalder

The economics of sale decisions
Barb Frey, DVM

A discussion on meat quality: A look at where we were and where we are now
Leslie McCuiston, BS

Dealing with high corn prices
J.E. Pettigrew

Recent Research Reports

Field trials to assess the performance of a conditionally licensed PCV2 vaccine in Canada.
F. de Grau, B. Thacker, C. Francisco, W. Wilson, R. Schlueter, A. Eggen

The Effect of vaccination against PRRSV on quantitative PCV2 PCR results
Marika Genzow, Kent Schwartz, Glenda Gonzalez, Gail Anderson, Wayne Chittick

Spray dried porcine plasma in nursery and grower feed reduces the severity of Porcine Circovirus associated diseases
N. Mores, J.R. Ciacci-Zanella, A.L. Amara, A. Cordebella, GJMM Lima, M. Miele, E. Zanella, L.F.S. Range, E.S. Lima, M. Zancanaro

Genetic characteristics of porcine circovirus 2 isolates from pigs in farms with or without clinical post-weaning multi-systemic wasting syndrome
KwangSoo Lyoo, HyeunBum Kim, and HanSoo Joo

Development of a quantification method to specific Anti-ORF2 antibody using a blocking ELISA
S. Guillossou, E. Lebon, L. Mieli, M. Bonnard, D. Thomson

Comparative performance of barns of pigs vaccinated with Ingelvac CircoFLEX or other PCV2 vaccines
J. Kolb, C. Beard, E. Diaz, R. Edler

First description of postweaning multisystemic wasting syndrome (PMWS) in Chile
A. Ruiz, C. Gutierrez, C. Lecocq, E. Ramirez, J. Segales, M. Quezada

The detection of PCV 2 and PRRSV in the fattening pigs skin by immunohistochemistry
Heesung Lim, Taewon Seo, Byungil Yoon, Jeonghee Han

Correlation of serum PCV2 quantitative PCR test results to tissue IHC lesion scores and mortality rates
W. Chittick, G. Gonzalez, M. Genzow, E. Diaz

Efficacy of Ingelvac? CircoFLEX? in pigs vaccinated at 3 or 6 weeks of age in a PRRS and Mycoplasma hyopneumoniae-negative production system
G. Cline, V. Wilt, E. Diaz

Results obtained with a novel PCV2 vaccine to protect multiple ages of pigs against PCVAD
R. Desrosiers, E. Clark, D. Tremblay, R. Tremblay, and D. Polson

PCV2 infection dynamics in vaccinated versus non-vaccinated groups of pigs from 5 farms
E. Diaz, R. Edler, G. Gonzalez, W. Chittick, T. Holck

Use of cross-sectional serum quantitative PCR for profiling PCV2 infection dynamics
G. Gonzalez, W. Chittick, M. Genzow, E. Diaz

Controlling PCV2 and co-infections to reduce the impact of PCVAD in growing pigs
R. Jones, J. Kolb, G. Cline, R. Philips

Injection site histologic lesions induced by commercial PCV2 piglet vaccines
R. Christmas, J. Kolb

An investigation into increased finishing mortality associated with uncomplicated PCV Type 2 infection: A case report
V. Wilt, S. Patterson, G. Cline

Safety and attenuation of PRRSV strains genetically modified in the NSP2 region in young pigs
T.J. Kaiser, K.P. Horlen, M. Keith, R. Jolie, L.P. Taylor, J.G. Calvert, R.R.R. Rowland

Seriological evaluation of two different schemes of mass herd vaccination using modified live vaccine (MLV) in a PRRSV control program
J.R. Angulo, L. Batista, E. Diaz

PRRSV serologic and reproductive stability using live vaccine
S.J.C. Chevez, J.A. Espinosa, E.J.R. Angulo, E.E.F. Diaz

Comparative infection efficiency of PRRSV field isolates on MA-104 cells or porcine alveolar macrophages
Martha Fuentes de Abin, Gordon Spronk, Juan Abrahante and Michael P. Murtaugh

PRRSV vertical transmission dynamics in an endemically infected sow-herd
Jean Paul Cano, Scott Dee, Albert Rovira, Robert Morrison

Impact of modified live PRRS virus vaccine for control of PRRS in an endemically infected continuous flow finish site
R. Tubbs, J. Okones, R. Philips, R. Edler

Feasibility of pooled-sample testing for the detection of PRRSV antibodies on serum samples by ELISA
Albert Rovira, Jean Paul Cano, Claudia Munoz-Zanzi

Efficacy of mycoplasma hyopneumoniae bacterin against two pathogenic mycoplasma hyopneumoniae field isolates
Erin Strait, Vicki Rapp-Gabrielson, Barbara Erickson , Therese Yonkers, Rob Keich, Rika Jolie, Eileen Thacker

Evaluation of tulathromycin injectable solution for the treatment of experimentally-induced Mycoplasma hyopneumoniae pneumonia in pigs
Jim Bradford, Robert Nutsch

The effect of cross-fostering on the transfer of Mycoplasma hyopneumoniae maternal immunity from the sow to the offspring
M. Pieters, M. Bandrick, C. Pijoan, S. Baidoo, T. Molitor

Progress toward eradication of classical swine fever and Aujeszky?s disease in Mexico
Norma Sierra-Romero, Jorge Valencia, Arturo Cabrera

Clostridium difficile prevalence in an integrated swine operation in Texas
R.B. Harvey, M.E. Hume, K.N. Norman, H.M. Scott, K. Andrews, J.D. Martin, R.C. Anderson, and D.J. Nisbet

In vitro assessment of the effectiveness of the disinfectant Stalosan-F? against Lawsonia intracellularis
S. Wattanaphansak, R. Singer, R. Isaacson, J. Deen, C. Gebhart

Claw lesions predict lameness in breeding sows
Leena Anil, Sukumarannair S. Anil and John Deen

The use of Pulmotil, herd closure, and serum inoculation in a 1500 sow iso-wean facility to eradicate PRRS, Mycoplasma hyopneumonia, and Pasturella Multocida Type A
Todd E. Williams

Effects of thymol and diphenyliodonium chloride, inhibitors of amino acid fermentation, against Campylobacter in vitro; disruption of Campylobacter?s amino acid fermentation niche
R.C. Anderson, N.A. Krueger, R.B. Harvey, T.R. Callaway, T.S. Edrington and D.J. Nisbet

Economic impact of Enterisol? Ileitis in clinical and subclinical herds
M. Adam

Ileitis and its impact on pig feed efficiency
G. Behrens, M. Adam

Administration of medicated water to weaned piglets using a Maxi-Tolva
D. Strachan1, S. Combelles-Perrot, S. Langlois d'Estaintot, R. Jagu, M. Adam

Experience with Enterisol? ileitis under pre-wean administration
P.H. Rathkjen, T. Trela, H. Voets, M. Adam

Simplified seroprofiling approach for Lawsonia vaccination scheduling
E. Sanford, D. MacDougald, D. Walter, J. Husa, B. Keeble, J. Blythe

Association of parity, body condition and lactation feed intake with claw integrity in sows
Sukumarannair S. Anil, Leena Anil, John Deen

A field study of relationships between salivary progesterone concentrations, backfat thickness, and reproductive performance in sows weaned one litter and nursed sows
Y. Takai, Y. Tanaka, Y. Koketsu

An occurrence of decreased numbers of pigs born alive in parity 2 in sows and in herds for five years
H. Saito, Y. Koketsu

Sows having high lifetime efficiency and high longevity associated with herd productivity
Y. Sasaki, Y. Koketsu

Sow and herd factors associated with sow mortality in commercial herds
Y. Koketsu, Y. Sasaki

Reducing antimicrobial use in pig production by vaccination
H. Voets, T. Hardge

Exploring disease transmission risk through network analysis
S.R. Wayne, P.R. Davies

Impact of increased lactation length on reproductive efficiency of sows in commercial herds using early weaning and conventional weaning
Y. Hoshino, Y. Koketsu

Evaluating the addition of a Bacillus-based direct-fed microbial and/or carbadox to nursery pig diets on growth performance
B.P. Corrigan, M.E. Davis, G.S. Grinstead, D.D. Koehler, T.G. Rehberger

Performance of weaned piglets as affected by phytogenics or antibiotics
T. Steiner, A. Kroismayr, R.C. Sulabo, M.D. Tokach, F. Neher

Successful weaning of piglets without AGPs using a combination of acidifier and phytogenics
Christian Luckstadt, Tobias Steiner, Fergus Neher

Drinker to nursery pigs ratio: Effects on drinking behavior and performance
Larry Sadler, Jill Garvey, Tony Uhlenkamp, Roy Edler, Tyler Holck, Paul DuBois, Anna Johnson

The preferences of young piglets for different styles of drinkers
S. Torrey, E.L. Toth, M. Widowski

A comparison of selected swine production and management parameter estimates between the National Animal Health Monitoring System?s (NAHMS) Swine 2006 and Swine 2000 national surveys
C.A. Haley, G.W. Hill

Occurrence of various mycotoxins in DDGS samples worldwide
Ursula Hofstetter

Allen D. Leman Swine Conference (2008)

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 

Section I: Keynotes and General Session

Hanson Lecture: The ongoing challenge of flu
Marie Gramer

Pork's carbon footprint: Hot air, hot opportunity or both?
Garth W. Boyd

Pijoan Lecture: Epidemiology of a new PRRS virus isolate and outbreak
Paul Yeske; Michael Murtaugh

Changing trends in the global pork complex
Brett Stuart

Opportunities and challenges for the US pork sector
Mark Greenwood

Section II: Disease I

PRRS vaccines
Raymond (Bob) Rowland, PhD, Professor, PRRS CAP Project Director

Making sense of PRRS virus sequences and a new view for PRRS inactivated vaccine -- MJPRRS(TM): old problem -- new approach
Byoung-Kwan (BK) Kim, PhD

Control and eventual elimination of PRRSV via development of an effective DIVA vaccine
DL Hank Harris; Matt Erdman; Ryan Vander Veen; Mark Mogler; Jerry McVicker; Peter Winter; Kurt Kamrud; Jonathan Smith

Compilation of experimental investigations of PRRS vaccine technologies using modified live vaccines, inactivated vaccines and immunomodulation
Michael Roof, PhD

Preliminary information from recent research on PRRSV and Mycoplasma hyopneumoniae transmission and biosecurity: A field application of air filters
Satoshi Otake, DVM, PhD; John Deen, DVM, PhD; Scott Dee, DVM, PhD

Field experiences with air filtration: Results and costs
Darwin L. Reicks, DVM

Is sow farm air filtration worth doing to prevent non-resident PRRSv introduction?
Dale Polson

Twenty-years into managing PRRSV outbreaks in breeding herds how do you react?
Rodger Main

Practitioner panel's descriptions of typical commercial sow farm and response to a PRRSV disease event or outbreak in breeding herd in their practice area or production system
Bill Hollis, Luc Dufresne, Mark Wagner, Rodger Main

Mycoplasma hyopneumoniae strain variation being observed in the field
Simone Oliveira; Montserrat Torremorell; Clint Been

Passive immunity to Mycoplasma hyopneumoniae: transfer and protective role
Maria Pieters; Simone Oliveira; Meggan Bandrick; Samuel Baidoo; Carlos Pijoan; Thomas W. Molitor

New information on aerosol transmission and biosecurity for Mycoplasma hyopneumoniae
Satoshi Otake, DVM, PhD; John Deen, DVM, PhD; Scott Dee, DVM, PhD

Section III: Disease II

Current knowledge and future research needed on PCV2 vaccines
T. Opriessnig, Dr med. vet., PhD

Circovirus vaccination decisions: Herd profiling and next generation diagnostic testing
Dick Hesse, PhD; Bob Rowland, PhD

Diagnosing PCVAD in a vaccinated industry
Kent Schwartz, DVM, MS

Pursuing American Board of Veterinary Practitioner (ABVP) certification in swine health management
James A Kober, DVM, MS, Diplomate ABVP-SHM

Post-weaning catabolic syndrome --complexities and perspectives
Luc Dufresne DVM, DABVP, Thomas J. Fangman DVM, MS, DABVP; Steve Henry DVM, DABVP

Should we be concerned about low concentrations of antibiotics in our water supply?
Randall S. Singer, DVM, MPVM, PhD

Methicillin resistant Staphylococcus aureus in pigs and people -- a story unfolding
Peter Davies BVSc, PhD

Community health and CAFOs: what are the research studies telling us?
Annette M O'Connor, BVSc, MVSc, DVSc, MACVSc.

Section IV: Production I

Effect of training, financial incentive and attitude on treatment frequency and mortality rate of growing pigs
Rob Vellella; Bob Morrison; Jason Shaw

Human performance improvement model
Jim Lummus, Curriculum Manager

Hiring, training and keeping 30 PSY people
Jon Hoek

Economics of sow culling
Stephanie Rutten-Ramos

Top hog index is as important as pigs weaned/sow/year
Dave Wade; Jim Moody, BS; Tara Donovan, DVM; Baxter Gutknecht, MS; Rose Rott, BS; Joe Bradford, BS

Changes in cost and revenue scales in present production streams
John Deen

Assessing the effectiveness of a non-penetrating captive bolt for euthanasia of newborn piglets
Tina M Widowski, MSc, PhD; Robyn H Elgie, MSc; Penny Lawlis, MSc

Lameness and welfare
John Deen; Leena Anil; Sukumaran S Anil

Relationship between a pig's temperament and handling experience, and measures of stress at slaughter and meat quality
Jennifer A Brown; Ira B Mandell; Cornelius FM deLange; Peter Purslow; J. Andrew Robinson; James EJ Squires; Tina M Widowski

Effects of facility design on the stress response of market weight pigs during loading and unloading
A. K. Johnson, BS, MS, PhD Assistant Professor; L. J. Sadler, BS Ag Specialist, M. Faga, Director of Human Resources; Corky Feuerbach, Director of Crew Services; H. Hill, DVM, C.O.O., R. Bailey, Procurement Manager JBS-Swift and Company. Marshalltown

Cut costs or invest more... Today's tough economic questions...What are they and what is the new math?
Drs. Tim Loula; Steve Dritz; Derald Holtkamp; Steve Pollmann

Section V: Production II

Measuring and minimizing energy consumption
Dr Mike Brumm

Air quality issues and perspective
Larry D. Jacobson, PhD, PE

Nutrition in a time of crises -- Priorities for feed cost control
R. Dean Boyd, Ph D; Mark McCulley, B.Sc.

Use of dried distillers grains with solubles (DDGS) in swine diets
Jerry Shurson; Lee Johnston; Sam Baidoo; Mark -Whitney

Use of crude glycerol in grower-finisher and sow diets
Lee Johnston; Sarah Schieck; Jerry Shurson; Sam Baidoo; Brian Kerr

Recent Research Reports

A comparison of cross-sectional quantitative PCV2 PCR vs. individual animal quantitative PCV2 PCR and associated necropsy findings in 4 cases
Erin Johnson; Edgar Diaz; Tyler Holck

Necrotic enteritis in pigs naturally affected with porcine circovirus type 2
P Zlotowski1; AMR Correa.; DESN Barcellos; D Driemeier

PCV2 infection dynamics under field conditions
E Diaz

Analysis of PCV2 ORF2 region in the wild rats living around pig farms in Korea
TW Seo, YH Kim, BI Yoon, JH Han

Evaluation of a nested polymerase chain reaction assay to differentiate between two genotypes of Porcine circovirus-2
KwangSoo Lyoo; HyeunBum Kim; HanSoo Joo

Utility of an indirect ELISA for Circumvent(R) PCV compliance monitoring
Brad Thacker; Rich Schlueter; John Johnson

A case report on the dynamics of PCVAD in a PCV2-vaccinated herd over time
G Cline; V Wilt; E Diaz; R Edler

Control of neonatal PCV2-diarrhea in Denmark by vaccinating sows with Circovac(R)
Uffe Nielsen

Efficacy of Ingelvac CircoFLEX(R) in face of maternal antibodies in a field trial in France
B Grosse Liesner; F-X Orveillon; V Fachinger; J-P Denotte

Efficacy of PCV2 vaccination of pigs, dams, or both on pig performance
R Edler; V Wilt; E Diaz; G Cline

Efficacy of Ingelvac CircoFLEX(R) in a herd with subclinical PCVAD
K Bretey; E Diaz

A field trial to assess the efficacy of an inactivated subunit vaccine (Porcilis(R) PCV) against porcine circovirus type 2 (PCV2) in a Canadian pig herd with PCV2-associated disease
Alberto Ruiz; Robert Friendship; Zvonimir Poljak; A. Francisco DeGrau; Frank Roerink; Tom Nell

A vaccination field trial to assess the use of one shot of Circumvent at weaning in comparison to a commercial one dose product side by side on a commercial pig herd suffering from severe porcine circovirus associated diseases (PCVAD)
C. Dewey; Z. Poljak; R. Friendship

Effect of PCV2 vaccination on growth performance in a subclinically affected herd
F-X. Orveillon; V. Fachinger; J-P Denotte

Vaccination against PCV2 versus tissue homogenate in finishing phase
Ramirez, E.; Gonzalez, C.; Bidirinis, G.; Avendano, P.; Villarroel, P.; Cerda, J.; Lagos, F.

Potential mechanical and antiviral methods to insure PRRSV free semen
T. Clement; L. Reister; E. Nelson; J. Christopher-Hennings

Experimental quantification of PRRSV transmission
E. Mondaca-Fernandez; T. Meyns; A. Rovira; R. Morrison

Evaluation of the pathogenecity and transmissibility of a Chilean isolate of Porcine Reproductive and Respiratory Syndrome Virus
Ramirez E.; Moreno V.; Diaz N.; Osorio F.; Ruiz A.; Neira V.; Quezada M

Use of neutralizing specific avian antibodies against PRRSV to achieve stability in a commercial farm during 2005 - 2007
Herrera J.D.; Francos T. A; Lucio E; Chong C.; Morales A.

Serologic cross-reactivity between reference strains and field isolates representing different genetic clusters of H1N1 and H3N2 swine influenza virus
Greg Nitzel1; Eric Wicklund; Vicki Rapp-Gabrielson; Marie Gramer; Jonathan Evans; Tracy Ricker; Jenifer Jeffers-Czach; Jeff Kula; Lucas Taylor; Steve Sornsen; Michael Kuhn

Comparison of hemagglutination inhibition (HI) and ELISA antibody titers of pigs vaccinated with different genetic clusters of H1N1 and H3N2 swine influenza virus
Michael Kuhn; Marie Gramer; John Johnson; Greg Nitzel; Jonathan Evans; Eric Wicklund; Lucas Taylor; Jenifer Jeffers-Czach; Vicki Rapp-Gabrielson

Phylogenetic analysis of swine influenza viruses recently isolated from pigs in Korea
C. S. Lee; D.S Song; B.K. Park; B.K. Kang

Efficacy of a swine influenza virus (SIV) vaccine in pigs challenged with heterologous reassortant H1N1 and H3N2 viruses
Jenifer Jeffers-Czach; Gregory Nitzel; Eric Wicklund; Lucas Taylor; Nicole Ideus; Stephen Behan; Wanda Isaacson; Vicki J. Rapp-Gabrielson

Eradication of Mycoplasma hyopneumoniae from a farrow to finish farm using partial depopulation
Kazimierz Tarasiuk; Stanislaw Karbowiak; Krzysztof Rab

Comparison of 1 and 2 dose vaccination regimens using three currently licensed Mycoplasma hyopneumoniae vaccines in pigs
A Baysinger; D Polson; R Edler; R Philips; E Diaz

Ingelvac MycoFLEX(R) provides at least 26 weeks duration of immunity against M. hyopneumoniae
M Piontkowski; W Ohnesorge; I von Richthofen

Performance of conventional health pigs vaccinated with Ingelvac MycoFLEX(R) or Suvaxyn(R) RespiFend
J Kolb; D Johnson; E Diaz; R Edler

Efficacy evaluation of a Mycoplasma hyopneumoniae bacterin in a mixture with a porcine circovirus type 2 vaccine
M Eichmeyer; M Roof; M Piontkowski; P Hayes; R Saltzman

Willingness to approach behavior and feed disappearance of weaned pigs following vaccination with Mycoplasma hyopneumoniae vaccines
T Fangman; D Baumert; P Dubois; R Edler

Rapid onset of protection of two weeks for a novel one dose Mycoplasma vaccine
Marika Genzow; Martina von Freyburg; Carola Vyhmeister

Mycoplasma hyopneumoniae efficacy and field safety evaluation of a 3-way Haemophilus parasuis/Mycoplasma hyopneumoniae combination bacterin
Troy J. Kaiser; Therese K. Yonkers; Lucas P. Taylor; Rika Jolie

Efficacy of a 3-way Haemophilus parasuis/Mycoplasma hyopneumoniae combination vaccine in 3-week-old CDCD pigs
Troy J. Kaiser; Therese K. Yonkers; Lucas P. Taylor; Rika Jolie

Serological behavior study of Actinobacillus pleuropneumoniae (App) in swine commercial herds from the central region of Chile
Quezada M; Munoz D; Ruiz A

Actinobacillus pleuropneumoniae lesions produced in experimentally inoculated pigs with the serotype 5 (ATCC) and a field isolate
Ruiz, A; Munoz, D; Neira, V; Islas, A; Diaz, N; Quezada, M

An economic evaluation of Ileitis intervention strategies
JM Hammer; LG Luempert III; D Mechler; N Winkelman; D Holtkamp

European wide investigation on the economic impact of ileitis vaccination
M. Adam; T. Hardge; H. Voets

Antagonistic activity of bacteriocins produced by Bacillus subtilis against Clostridium perfringens type A
D. Rosener; A. Baker; T. Rehberger

Prevalence investigation of swine pathogens in the wild rodents and cats
YH Kim; TW Seo; JY Yi; TW Hahn; HC Kim; JH Han; BI Yoon

Tail necrosis in piglets -- case report
Santi, M.; Gheller, N.B.; Mores, T.J.; Marques, B.M.F.P.P.; Goncalves, M. A. D.; Gava, D.1; Zlotowski, P.; Driemeier, D.; Barcellos, D.E.S.N.

Sow performance and factors associated with a percentage of stillborn and mummified piglets at birth in commercial herds
Y. Hoshino; Y. Koketsu

An association between age at first mating and lifetime reproductive performance in high-performing herds
H. Saito; Y. Koketsu

Lifetime efficiency and culling interval in female pigs by culling reasons in breeding herds that were differently performing
Y. Sasaki; Y. Koketsu

Sitting behavior in lactating sows was not related to longevity and lifetime performance
Y. Hoshino; Y. Koketsu

Association between claw lesions and farrowing performance of sows
S. S. Anil; L. Anil; J. Deen

Associations between claw lesions, reproductive performance, longevity, and postural behavior in prefarrowing female pigs and lactating sows on commercial farms
M. Enokida; Y. Sasaki; Y. Hoshino; H. Saito; Y. Takai; Y. Koketsu

Evaluation of oxytetracylcline (Terramycin(R)) vs chlortetracycline feed medication in finishing swine
B.R. Gramm, DVM

Effect of spray-dried plasma in diets fed to lactating sows on litter weight at weaning and subsequent farrowing rate
J. D. Crenshaw; J. M. Campbell; L. E. Russell; J. P. Sonderman

Effect of an oligosaccharide-probiotic product on the growth rate of pigs in the prestarter and starter stages
Chua Alfred E K; Aguirre Luna Miraflor N; Esquivel Cezar R; Rosana Albert R; Gaza Hazel L; Abaoag Angelito O

ACIDOMATRIX(TM) LowLac for reduced lactose nursery pig diets
R.J. Harrell; B. V. Lawrence; R. A. Anderson; F. Navarro

Evaluation of welfare of gestating sows in conventional gestation stalls and in gestation stalls with widths defined by the sow height
L. Anil; S. S. Anil; J. Deen

Evaluation of a swine veterinary-based syndromic surveillance system
M. Rocio Amezcua, DVM, MSc, PhD; David L. Pearl DVM, MSc, PhD; Robert M. Friendship, DVM, MSc, Diplomate ABVP

Allen D. Leman Swine Conference (2009)

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 

Front matter


Table of Contents
College of Veterinary Medicine, University of Minnesota; Veterinary Continuing Education

Award Recipients and Honored Lectures
Leman, Kernkamp, Hanson, Pijoan

Carlos Pijoan Graduate Student Fellowship in Swine Medicine
U of MN College of Veterinary Medicine

Section I: Keynotes and General Session

Kernkamp Lecture: Around the world in 60 minutes
Raoul Baxter

Hanson Lecture: Pork production information systems and data analysis — Back to the future
Thomas E. Stein

Pijoan Lecture: Pigs and pandemic influenza: Myths versus facts
Kristien Van Reeth; Sjouke Van Poucke; Annebel De Vleeschauwer

New approaches for swine disease surveillance
Peter Davies

Section II: Advanced Knowledge

Practitioner’s approach to neonatal diarrhea
William L. Hollis

Post weaning diarrhea
Mike Eisenmenger

Tackling disease complexes: Respiratory disease
Brad Thacker

PCV2 Comparisons in wean to finish herds with PRRS coinfections
Kelly F. Greiner

Field and research experiences with PCV2 vaccination
Paul Yeske; Tim Loula; Mike Brumm; Sheri Colgan

Comparative efficacy of various PCV2 and Mycoplasma hyopneumoniae vaccination protocols under commercial field conditions
Joel Nerem

Porcine Circovirus Type 2 in swine breeding herds
James F. Lowe

Swine influenza virus elimination from pig herds
Montserrat Torremorell

Creating a SIV negative sow herd
R. W. Thompson; M.J. Engle; J.O. Geiger; A.M. Ness

Comparison of intra-dermal vs. intra-muscular vaccination for influenza in pigs
Tony Nikkel

An update of SDEC-related research efforts on the aerobiology and biosecurity of porcine reproductive and respiratory syndrome virus and Mycoplasma hyopneumoniae
S. Dee; S. Otake; A. Pitkin; S. Oliviera; J. Deen; P. Davies; G. Spronk; D. Schwerin; D. Reicks; P. Yeske; L. Schulz; P. Ruen; S. Pohl

Section III: Essential Knowledge

What is the right drug?
John T. Waddell

Getting the dose right (Obstacles to achieving therapeutic success)
Michael Strobel

Practical medication tips - Developing and utilizing a treatment plan of attack
Keith P. Kinsley

Review of Mycoplasma hyorhinis
Albert Rovira

Mycoplasma hyorhinis- Field experiences in diagnosis and control
Brad Leuwerke

Ileitis control: Still elusive?
Chris J. Rademacher

Origin of the virus or …a rose by any other name…
Marie Gramer; Amanda Beaudoin; Amy Vincent

Impact of 2009 H1N1 pandemic flu
Peter Davies; Montserrat Torremorell

Novel H1N1 Influenza: Implications on human and animal health
James F. Lowe; John Connor; Marie Gramer; Amy Vincent

Section IV: Welfare

What people want
Charlie Arnot

What do we measure
Siobhan Mullan

What governments want
Jen Greiner

What do we say
Tom Burkgren

The euthanasia of small pigs
W.E. Morgan Morrow; Robert E. Meyer

Large pigs
Jeff Hill

CO2 euthanasia methods for neonatal piglets
Deborah Murray

Section V: Production II

Comparison of ESF to open stall systems in large sow units
Joseph F. Connor

Lameness hurts sow reproduction
Mark E. Wilson; Terry L. Ward; Christof Rapp

Managing lameness in sows
John Deen

Single-source versus multi-source pig flows
Dave Wade; Tara Donovan, Jim Moody; Rose Rott

Understanding common ventilation system mistakes
Mike Brumm

The pro’s and con’s of entire boars for meat production
Mick Hazzledine

What about ethanol
Harold Tilstra

What we know about feeding DDGS (Dried Distillers Grains with Solubles) to swine
Jerry Shurson; Lee Johnston; Sam Baidoo; Mark Whitney

Antibiotic residues in DDGS
Marc von Keitz

National Swine Nutrition Guide
Mark Whitney

National Pork Board carbon footprint project
Allan Stokes

Opportunities for pork producers: manure, digesters and energy
Bob Morrison

Recent Research Reports


Recent Research Reports
Table of Contents

Assessing the impact of maternally derived immunity on active immunization of pigs against PCV2
A. Baysinger, J. Waddell, E. Diaz

Correlation between viral load and performance in PCV2 vaccinated or non-vaccinated pigs
T Holck, R Edler, E Diaz

Differential diagnosis of wasting and respiratory disease in FCV2 vaccinated populations of pigs
E. Diaz

The impact of PCV2 viremia in a high health Canadian swine herd, a vaccination trial comparing two commercial vaccines
Reindl M, Dewey C, Vilaca K, de Grau F, Richardson K1, Z. Poljak

Impact of PCV2 viremia in vaccinated and non-vaccinated pigs
Petra Maass, Bernd Grosse Liesner, Francois-Xavier Orveillon and Vicky Fachinger

Effect of PCV2 vaccine on carcass composition
Venegas-Vargas, Bates, Morrison, Villani, Straw

Comparison and economic evaluation of two PCV2 vaccination programs used in France
Lewandowski E., Liber M., Jagu R., Maass P. , Adam M.

Update of porcine Circovirosis in Chile, histopathological lesions of PMWS between 2006 and 2008
Neira-Ramirez V, Lineros M., Quezada M., Ruiz A.

Performance benefits resulting from vaccination with Ingelvac CircoFLEX and/or Ingelvac PRRS MLV
K. Bretey, J. Husa, E. Diaz, R. Philips, R. Edler

PCV Outbreaks and Clean-Up in a High Health Herd of PCV Negative Status
Adrienne Schucker

Comparative efficacy of three U.S. commercially available PCV2 vaccines using two-dose protocols in a commercial production system
Jason Kelly, Rick Swalla, Jessica Abbott

Efficacy of Circumvent® PCV preventing PCVAD and maintain growth performance during an outbreak of PRRSv in a Canadian pig herd with a history PCVAD
Suprenant C, de Grau F, Laplante B, B.Thacker, A.Eggen

Modified live PRRS vaccination provides heterologous protection against virulent 1-18-2 challenge
D. Jordan, S. Layton, R. Philips, M. Genzow

The establishment of PRRSv stable sow herds through the use of a “Load, Close and Homogenize” protocol: A case report
S Bales, G Cline, J Stickley

Modified live PRRS virus vaccination as a key component in nursery pig performance improvement
G. Spronk, T. Wetzell, R. Philips

Development of Swine Influenza Virus Nucleic Acid Purificationand Detection Workflow
A. M. Burrell, W. Xu, Q. Hoang, R. Shah, D. Myers, and M. Bounpheng

Detection of swine influenza virus in porcine oral fluid samples
Susan E. Detmer, Marie R. Gramer, Sagar M. Goyal

Mycoplasma hyopneumoniae Challenge and Outcome in a Comparison of RespiSureOne® and Ingelvac® MycoFlex™ Vaccination of Pigs: Pig Performance and Respiratory Pathology
J. Johnson, L. Taylor, S. Behan and S. Sornsen

Test characteristics when verifying Mycoplasma hyopneumoniae status in expected negative herds
Erin Johnson, Bill Minton

Comparison of Mycoplasma hyopneumoniae Vaccination Regimens in Pigs under MHYO Pressure .
K. Greiner, L. Greiner, J. Lowe, and J. Connor

Evaluation of Actinobacillus pleuropneumoniae diagnostic tests using samples from experimentally infected pigs
Costa, G., Oliveira, S, Torrison J. Dee, S.

When an App laboratory diagnostic leads to wrong interpretation
Miquel Collell, Enric Marco, Roberto Santamaria, Joaquim Bringas

Compatibility of Enterisol® Ileitis oral Lawsonia intracellularis vaccine for swine when administered concurrently with parenteral ceftiofur sodium or tulathromycin
Jeff Husa, Bernd Grosse Liesner, Ryan Saltzman

Efficacy of Enterisol® Ileitis in a fattening herd suffering from swine dysentery
Bernd Grosse Liesner, Olaf Skoeries and Hugo Seemer

Clinical responses and performance of pigs treated with tulathromycin injectable solution (DRAXXIN®) for swine respiratory disease (SRD)
T. Hoover, J. Johnson

Oregano essential oil in gestation and lactation diets improves sow and piglet performance
Martha A Mellencamp, Robert Evelsizer, Ron Dvorak, Jim Hedges, Malcolm Motram, David Cadogan

Effect of a supplement containing spray-dried plasma fed from mating to day 35 of gestation on farrowing rate of multiparous sows
Luis A. Vitagliano, L.F.S. Rangel, J.D. Crenshaw

The effect of selenium supplementation and source to gilts during gestation and lactation on immunoglobulin concentration in the neonatal pigs
Streff, A., Hostetler, C.

The effect of feeding heavy and medium weight weaned nursery pigs increased levels of amino acids in relation to energy intake
Pietig, J., Hostetler, C.

Effect of a phytogenic feed additive on growth performance of weaned piglets
Steiner T., Charlemagne E., Beltran R.

Controlling Aggression Among Gestating Sows
Y. Z. Li, C. E. Phillips, S. K. Baidoo, L. J. Johnston

Sow gestation housing systems and sow longevity
Leena Anil, Sukumarannair S Anil, Samuel K. Baidoo

Analysis of the association between the numbers of lesions in different claw areas in sows
Anil, S.S., Anil, L., Deen, J., Baidoo, S.K., Wilson, M.E. and Ward, T.L.

Comparison of claw lesion scores in sows housed in gestation stalls and in group pens with electronic sow feeders (ESF) during gestation
Anil, S.S., Anil, L., Deen, J., Baidoo, S.K., Wilson, M.E. and Ward, T.L.

Utilization of a GnRH analog (Lecirelina) for induction and synchronization of ovulation in sows
Fries, H.C.C.; Souza, L.P.; Barcellos, D.E.S.N.; Bernardi, M.L.; Wentz, I.; Bortolozzo, F.P.

Influence of Antimicrobial Sequence on Nursery Pig Performance and Economic Return
Megan Potter, Matt Steidinger, Mike Tokach, Dean Dau, Steve Dritz, Joel DeRouchey, Robert Goodband, Jim Nelssen

A comparison between early and late farrowing induction for reproductive performancein commercial swine herds
H. Ichikawa, Y. Koketsu

Low-lifetime efficiency sows in high-, intermediate- and low-performing herds
A. Takanashi, Y. Koketsu

Lifetime efficiency and longevity of sows based on a difference in the number of pigs born alive between parity 1 and 2 in commercial herds
H. Saito, Y. Koketsu

Culling intervals in four stages of reproductive life of first service and reserviced female pigs in commercial herds
Y. Sasaki, Y. Koketsu

A questionnaire survey about the mating schedules in commercial swine herds in Japan using a recording system
M. Kaneko, Y. Koketsu

Survivals and risk factors associated with claw lesions in female pigs
M. Enokida, Y. Koketsu

Allen D. Leman Swine Conference (2010)

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 

Front Matter


Table of Contents
College of Veterinary Medicine, University of Minnesota; Veterinary Continuing Education

Award Recipients and Honored Lectures
Leman, Kernkamp, Hanson, Pijoan

Carlos Pijoan Graduate Student Fellowship in Swine Medicine
U of MN College of Veterinary Medicine

Recent Research Reports Table of Contents

Section I: Keynote and Speakers

The other inconvenient truth: The crisis in global land use
Jonathan Foley

Elimination of PRRSV from North America: Uniting the clans!
Scott Dee

A Wall Street view of the protein markets
Farha Aslam

Where has all the research gone?
M.D. Tokach; S.S. Dritz; R.D. Goodband; J.M. Derouchey; J.L. Nelssen

Section II: Major Diseases

The effect of killed and/or MLV vaccination on exposure to late term pregnant gilts
Darwin L. Reicks; Paul Yeske; Kurt Rossow; Michael Murtaugh; Jerry Torrison

Evaluation of a needle-free injection system (AcuShot(TM)) for reduction of hematogenous transmission of PRRS virus
Seth Baker; Enrique Mondaca-Fernandez; Dale Polson; Scott Dee

Considerations for managing the pregnant sow and offspring during a PRRS virus infection
Mark Wagner

Standard herd classification system for describing the PRRS virus status of herds
D.J. Holtkamp; D.D. Polson; M. Torremorell

Probability of detecting a singleton PRRSV viremic pig using pen-based oral fluid samples
Chong Wang; John Prickett; Marlin Hoogland; Rodger Main; Chris Rademacher; Wayne Chittick John Kolb; Ann Kurtz; Ernie Kurtz; Ricardo Muñoz; Jeffrey J. Zimmerman

A review of regional projects for control and elimination of PRRS virus
Bob Morrison

Acute interlobular edema and pleural effusion associated with circovirus in apparently immunized pigs – clinical and pathologic evaluations
S. Henry; L. Tokach; R. Hesse; J. Nietfeld; M. Potter; D. Madson

Potential association of PCV2 infection with light market weight pigs
B. Caldwell; K.S. Lyoo; H.B. Kim; P.R. Davies; H.S. Joo

Transmission of PCV2 from sow to piglet in the farrowing room
Cheryl M.T. Dvorak; Michael P. Lilla; Michael P. Murtaugh

Summary of surveillance for influenza A viruses of swine in the United States – Results and strategies
Cesar Corzo; Marie Gramer

The effect of vaccination on transmission of flu virus in weaned pigs
Montse Torremorell; Anna Romagosa; Matt Allerson; Marie Gramer

Influenza virus related policies and practices on Minnesota swine farms
Matt Allerson; Montserrat Torremorell; Marie Gramer; Joni Scheftel; Julie Zimmerman

Section III: New Disease and Diagnostic Developments

''Periweaning Failure to Thrive Syndrome (PFTS)'' -- difficulties of investigating an emerging clinical problem
Bob Friendship; John Harding; Steve Henry

Reduced semen motility and clumping in boar studs: Case reports
Darwin L. Reicks; A. Armien; Kurt Rossow

An epidemic of reduced semen motility and clumping
Kurt Rossow

Novel Haemophilus parasuis ELISA test: Tracking systemic exposure and protective immunity
Nubia Macedo; Simone Oliveira; Eric van Esch; Paul Rush

Identification of nontypable Brachyspira sp. by sequencing: New trends on potentially virulent species
Alexander E. Primus; Simone Oliveira; Connie Gebhart

Tracking Mycoplasma hyorhinis prevalence in the farrowing house and nursery using a newly developed real-time PCR
Maria J. Clavijo; Simone Oliveira

Bacterial trends, demystifying MICs
Jerry Torrison

Section IV: Production

National scan-level carbon footprint study for production of US swine
Greg Thoma; Ralph E. Martin

Real time measurement of GHG Emissions from pig barns
Larry D. Jacobson

How can we mitigate pig barn emissions?
Kevin A. Janni

Pre-sorting and pen size effects on the stress responses at loading and unloading and transport losses in market weight pigs
L. M. Gesing; A. K. Johnson; K. J. Stalder; H. Hill; C. Feurbach; S. Abrams; A. Whiley; M. Faga R. Bailey; M. J. Ritter

Impact of trailer design factors on conditions during transport
Mike Ellis; Xinlei Wang; Ted Funk; Bradley Wolter; Christina Murphy; Andrew Lenkaitis Yigang Sun; Chad Pilcher

Pre-harvest handling defects and measures to alleviate them
Neal Matthews; Rob Fitzgerald; Nick Berry; Collette Schultz Kaster; Jeff Hill; Ken Stalder Anna Johnson; Locke Karriker

Weaning: What’s going on at the gut level?
Adam Moeser

What we find in pigs that are not thriving
Kurt Rossow

Grower performance: The relationships among supervisor financial incentives, task-specific employee training, and employee attitudes
Rob Vellella; Bob Morrison; Jason Shaw

Putting it all together ==> the high producing sow
Neil K. DeBuse

Managing sow farms for high performance
J.C. Pinilla; A.M. Williams

Feeding the high performing sow herd
Steven J. Kitt

Section V: Consumer Issues

Regulatory and legislative actions – implications for antimicrobial use in pork production
Liz Wagstrom

Swine production feed grade antimicrobial use survey findings
Hans Rotto

Preparing to produce pork with fewer antimicrobials
John T. Waddell

Global meat trade update
Brett Stuart

Recent Research Reports: PCV2

Efficacy of Ingelvac CircoFLEX® vaccination against PCV2/PCVD: A meta-analysis of 10 studies
T. Holck, E. Diaz, R. Edler, D. Polson

PCV2 prevalence in sow farms with acceptable vs unacceptable reproductive performance
T. Fangman, T. Painter, B. Whitt, E. Diaz

Investigation of PCV2-free herds
C.S. Kristensen, L.E. Larsen

Effect of one or two dose vaccination regimens on PCV2 viremia and ADG in 5 different US studies
E. Diaz, R. Edler

Meta-analysis of globally published results on the efficacy of Ingelvac CircoFLEX® vaccination
T. Coll, D. Villalba, P. Maass

Evaluation of consistent efficacy of three consecutive batches of Ingelvac CircoFLEX® in clinical lab challenge trials
M. Roof, H. Lang, M. Eichmeyer, X. Chen, P. Maass, G. Haiwick, E. Robb

Recent Research Reports: Swine influenza

Molecular characterization of influenza a viruses from swine for potential virulence markers
Susan Detmer, Daniel Darnell, Srinand Sreevatsan, Marie Gramer

Influenza virus transmission rates in vaccinated and non-vaccinated pig populations
Anna Romagosa, Marie R. Gramer, H.S. Joo, John Deen, Montserrat Torremorell

Description of influenza in Minnesota swine herds by veterinarian survey: 2007-2009
Amanda Beaudoin, Steve Johnson, Peter Davies, Jeff Bender, Marie Gramer

The epidemiology of influenza virus in sow farms: A case report
Matt Allerson, Montse Torremorell

Recent Research Reports: PRRS

Feasibility of using FTA cards to transport samples for PRRSV testing
Daniel Linhares, Albert Rovira, Montserrat Torremorell

Field observations regarding the production of PRRSV-negative weaned piglets post-intervention
Gordon Spronk, Carissa Odland, Scott Dee

Efficacy of Ingelvac® PRRS MLV when rehydrated with a combination of Ingelvac MycoFLEX® and Ingelvac CircoFLEX®
M. Eichmeyer, M. Roof, M. Piontkowski, E. Robb

Trivalent vaccine mixture protects against simultaneous challenge with M hyopneumoniae, PCV2, and PRRS virus
G. Haiwick, M. Eichmeyer, M. Roof, E. Robb

Multi-site field study confirms safety of trivalent vaccine mixture
M. Piontkowski, M. Eichmeyer

Recent Research Reports: Other diseases

Development and validation of an ELISA tests to detect antibodies against Haemophilus parasuis
Nubia Macedo, Simone Oliveira, Eric van Esch, Paul Rush

Development of a quantitative PCR assay for the detection of Mycoplasma hyorhinis in clinical samples
Maria J. Clavijo, Simone Oliveira

Development of a Multiplex PCR test to differentiate Salmonella choleraesuis field isolates from a live attenuated vaccine
Mark Felice, Simone Oliveira

Comparative efficacy of LincoMix® and Tylan® for the control Of ileitis in a commercial swine farm
T. Hoover, J. Hicks, D. Amodie, M. Senn

Recent Research Reports: Reproduction

A herd management survey and reproductive data indicate how to improve gilt performance in commercial swine herds
M. Kaneko, Y. Koketsu

A 5-year comparison between a selection of swine farms from Japan and USA for reproductive performance
Y. Koketsu, R. B. Morrison, J. Deen

Low lifetime efficiency sows in commercial herds culled early due to reproductive failure
A. Takanashi, Y. Koketsu

Lactation management practices can improve lactational performance of sows in commercialswine herds
Hiroki Ichikawa, Yuzo Koketsu

Evaluation of lifetime economic returns of sow by parity at culling in commercial breeding herds
Y. Sasaki, Y. Koketsu

Reproductive performance of primiparous sows inseminated at the second estrus after weaning or after post-weaning hormonal treatment with altrenogest
R.F. Werlang, L.E. Argenti, H.C.C. Fries, I. Wentz, M.L. Bernardi, F.P. Bortolozzo

Effects of supplementation of omega-3 fatty acids to gilts on subsequent reproductive performance and growth performance of their litters
Miranda N. Smit, Jennifer L. Patterson, Steve K. Webel, George R. Foxcroft

Recent Research Reports: Production/Nutrition/Other

Tail biting in pigs: influence on live performance, lesions and condemnations at slaughter
B.M.F.P.P. Marques, R.F. Souza, T.J. Mores, C.F. Coelho, P.L. Souza, D. Gava, R.R. Ribeiro, T. Bierhals M.L. Bernardi, D.E.S.N. Barcellos

Influence of thermal fogging with disinfectant on productive and health parameters in finishing pigs
T.J. Mores, B.M.F.P.P. Marques, T. Bierhals, D. Magnabosco, L.F. Hernig, N. Mores, M.L. Bernardi, D.E.S.N Barcellos

Floor slat direction related to severity of superficial claw lesions in gestating pigs, but not reproductive performance or behavior
M. Enokida, Y. Koketsu

Fear Response in Gestating Sows
C. E. Phillips, Y. Z. Li, J. Anderson

Effect of spray-dried plasma fed during gestation on pig performance at weaning
J. D. Crenshaw, J. M. Campbell, L. E. Russell, L. L. Greiner, J. Soto, J. F. Connor

Solubilization and bactericidal activity of diphenyliodonium chloride from an experimental bypass product following exposure to different pH
Sharon V.R. Epps, Robin C. Anderson, Roger B. Harvey, Nathan A. Krueger, John Taylor, Timothy D. Phillips

Effects of exogenous enzymes and particle size on corn energy values for growing pigs
D. L. Zanotto, A. L. Guidoni, A. A. Passos, J. Leczniesky, G. J. M. M. Lima

Wordwide occurrence of mycotoxins – results of a survey program
Ursula Hofstetter, Ines Rodrigues, Karin Griessler

Improved retention rates and reduced culling for lameness for sows fed a chelated trace mineral blend
J. Zhao, L. Greiner, N. Keith, M. Vazquez-Anon, C. D. Knight, R. J. Harrell

Manipulation of commensal gut microbiota as a tool to decrease the effect of respiratory disease in swine
K. Schachtschneider, L.B. Schook, M. Pieters

Allen D. Leman Swine Conference (2011)

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 

Front Matter


Table of Contents
College of Veterinary Medicine, University of Minnesota; Veterinary Continuing Education

Award Recipients and Honored Lectures
Leman, Kernkamp, Hanson, Pijoan

Carlos Pijoan Graduate Student Fellowship in Swine Medicine
U of MN College of Veterinary Medicine

Recent Research Reports Table of Contents

Section I: Keynote and Speakers

Why we make mistakes
Joseph T. Hallinan

The outlook for the swine industry and its relationship with the global economy
Brian C. Briggeman

Pijoan Lecture: Genes, gametes and gestation outcomes - essential links in a successful breeding management program
George Foxcroft

Hanson Lecture: What should we do about flu?
Montserrat Torremorell

Section II: Diseases 1

The “Holy Grail” of biosecurity: Achieving sustainable PRRSV freedom in swine-dense regions
S Dee; G Spronk; D Reicks; P Ruen; J Deen

A financial evaluation of PRRSv introduction risk mitigation attributed to air filtration of pig production sites
Darwin Reicks; Dale Polson

A lenders evaluation of PRRS filters
Steve Malakowsky

PRRS virus antibody detection in oral fluid samples: The 1st generation PRRS oral fluid ELISA is ready for prime time
A. Kittawornrat; Y. Panyasing; C. Irwin; C. Rademacher; M. Hoogland; C. Wang; J. Johnson; R. Main; R. Rowland; J. Zimmerman

Evaluation study of interventions for reducing the risk of PRRSV introduction into filtered farms via retrograde air movement (back-drafting) through idle fans
Carmen Alonso; Satoshi Otake; Peter Davies; Scott Dee

Evaluation of PRRS modified-live virus vaccine on viral shedding
Daniel Linhares; Joel Nerem; Montserrat Torremorell; Scott Dee

New protein identification in PRRSV
Michael P. Murtaugh; Craig Johnson; Theodor Griggs; Sally R. Robinson; Josephine Gnanandarajah

A review of PRRS CAP regional PRRS projects
Bob Morrison

The PRRS host genetics consortium
Raymond (Bob) Rowland; Joan Lunney

Outbreak investigation in a production system
Jeremy S. Pittman

Outbreak investigation in a breeding stock company
Jerome O. Geiger; Mark J. Engle; Robert W. Thompson; Tom Riek

Outbreak investigations and the state
Bret Marsh

Detection of influenza virus in aerosols from swine farms
C.A. Corzo; M. Torremorell; S. Dee; M. Gramer; R. Morrison

The impact of maternally derived immunity (MDI) on influenza virus transmission in neonatal pig populations
M. Allerson; M. Torremorell; J. Deen; M. Gramer; H.S. Joo; A. Romagosa

Duration of influenza virus infection under field conditions in grow-finish swine populations
M. Allerson; M. Torremorell; M. Gramer

Attitudes towards influenza vaccination in people from the swine industry
Andres Diaz; Matt Allerson; Montserrat Torremorell; Marie Gramer; Joni Scheftel

How we deal with Swine Influenza Virus in a Multisite Production System
Jim Moody; Tara Donovan

Spatial dynamics of human-origin H1 Influenza A virus in North American swine
Martha I. Nelson; Philippe Lemey; Yi Tan; Amy Vincent; Tommy Tsan-Yuk Lam; Susan Detmer; Cécile Viboud; Marc A. Suchard; Andrew Rambaut; Edward C. Holmes; Marie Gramer

Section III: Diseases 2

Field experience with Rotavirus type C and Clostridium spp.
Laura Bruner

Host defense in the piglet gut: A brief review
David R. Brown

Piglet diarrhea: Diagnostic approach
Jerry Torrison

Differential diagnosis of finishing pig diarrhea
Marie Gramer

Advanced characterization and analyses of Lawsonia sp and Brachyspira sp
Connie Gebhart

Clinical consequences and management implications of large bowel diarrhea in growing pigs
James. F. Lowe

Research projects to estimate prevalence of PFTS
Terri O’Sullivan

Hemagglutinating Encephalomyelitis Virus (HEV) infection in young pigs
Kurt Rossow

Periweaning failure to thrive syndrome
Mark Wagner

The science behind Mycoplasma hyopneumoniae infections and diagnostics
Maria Pieters

Diagnostic tools for Mycoplasma hyopneumoniae surveillance
Albert Rovira

A case study on Mycoplasma hyopneumoniae diagnostics
Keith Kinsley

Section IV: Production

Feed efficiency potential for pigs and poultry
Noel H. Williams; Casey Neill

The genetic and biological basis for differences in feed efficiency between selection lines for residual feed intake
Jack C.M. Dekkers

Economic evaluation of feed per unit of gain: Is lower always better?
Steve S. Dritz

Commercial application of reducing semen concentration per dose and single sire evaluation
A. Williams; A. Johnson; D. Miller; N. Holden; J. Patterson; M. Dyck; G. Foxcroft

Pre-screening of stud boars for fertility: What are the options?
Darwin L. Reicks; Chris Kuster

Managing gene by environment interactions on reproductive performance of replacement gilts and boars through pre-weaning management at multiplication level – Is this a reality?
W.L. Flowers

PRRS virus-free production – The Pipestone System approach
Joel Nerem

Economic impact of filtration as an intervention to prevent PRRS introductions: A case study of a 3200 farrow-to-finish system
Pat Joyce

PRRS control and eradication in a production system
Tara S. Donovan

Water quality issues in pork production
John F. Patience

Water consumption and conservation techniques currently available for swine production
R.V. Muhlbauer; L.B. Moody; R.T. Burns; J. Harmon; K. Stalder

Section V: Public/Production Interface

Effect of day of mixing gestating sows on reproductive fertility and animal well-being
M. Hopgood; L. Greiner; J. Connor; J. Salak-Johnson; R. Knox

Making electronic sow feeding work in the United States: Static versus dynamic animal flows
Thomas D. Parsons

A comparison of group-housed gestation and stalled gestation within a system
Mark Schwartz

The science of climate change
Mark Seeley

Know your carbon footprint – Know your opportunities
Allan Stokes

Pig housing systems designed to manage or adapt to climate change impacts
Larry D. Jacobson

Pathogens in the twilight zone: Update on emerging disease issues with implications for the pork industry
Peter Davies

One day in the local coffee shop: A modern melodrama of mistruths maligning the makers of bacon
Charlie Arnot; Scott Hurd

Effectiveness of a non-penetrating captive bolt for the euthanasia of piglets from birth to 9 kg
T.M. Casey-Trott; R. Brooks; P.V. Turner; S.G. Nykamp; M. Litman; S.M. Millman; T.M. Widowski

Evaluation and application of humane hypoxia euthanasia for nursery pigs
Lily N. Edwards; Terry E. Engle

Analysis of the Cash Euthanizer system in commercial production settings
J.A. Woods; J.H. Hill; K.J. Schwartz; L.J. Sadler; R.L. Parsons; T. Grandin; S.T. Millman

Recent Research Reports: PRRS virus

Use of RT-PCR Ct values to assess trends in the magnitude of PRRS virus viremia over time
Jose Angulo; John Kolb; Reid Philips; Kent Doolittle

Control and elimination of a porcine reproductive and respiratory syndrome virus field isolate from a continuous flow, single-site nursery-finisher unit using Ingelvac® PRRS MLV vaccination
Noel Garbes; Brian Payne; Laura Batista

Displacement of PRRS wild-type virus from a large nursery production system
John Kolb; Arturo Oropeza Munoz

Comparative field efficacy of Ingelvac® PRRS ATP versus Ingelvac® PRRS MLV in growing pigs exposed to heterologous field virus
Jana Grauerholz; Mike Eisenmenger; Tom Wetzell

Seasonal survey of transport vehicle decontamination practices for PRRSv in the US swine industry
Peter Schneider; Derald Holtkamp; Jean Paul Cano; Dale Polson

Effects of area and regional control programs for porcine reproductive and respiratory syndrome virus on the production performance of swine
Carrie Pollard; Noel Garbes

Novel PRRSV ORF5a protein is not immunoprotective but drives GP5 glycosylation
Sally R. Robinson; Marina C. Figueiredo; Juan E. Abrahante; Michael P. Murtaugh

Survival of porcine reproductive and respiratory syndrome virus and porcine circovirus in fresh pig meat
Devi P. Patnayak; Martha Abin; Sunil Kumar; Helena Guarino; Ryan Cox; Sagar M. Goyal

Detecting highly virulent Chinese-type Porcine Reproductive and Respiratory Syndrome Virus (H-PRRSV) by a field PCR platform – POCKIT
Te Yu Chung; Hsiao Fen Grace Chang

Recent Research Reports: Other Viral Diseases

Serologic response of weaned pigs vaccinated with 3FLEX™ is similar to pigs vaccinated with Ingelvac® CircoFLEX-MycoFLEX™and Ingelvac® PRRS MLV in separate injections
T Fangman; S Blood; G Cline

Performance of weaned pigs vaccinated with 3FLEX™ compared to pigs vaccinated with Ingelvac® CircoFLEX-MycoFLEX™and Ingelvac® PRRS MLV in separate injections
S Blood; T Fangman; G Cline

Prevalence of PCV2 viremia from 2007-2010 in a large cross-sectional US dataset
E. Johnson; G. Cline; G. Anderson

PCV2 viremia and performance in vaccinated and unvaccinated animals inside a long-term vaccinated herd with Ingelvac CircoFLEX®
G. Ramis; C. Perelló; J.J. Quereda; M. Toledo; F.J. Pallarés;, T.Coll; I. Hernández-Caravaca; A. Muñoz

PCV2 and Mycoplasma vaccine comparison in a commercial midwest swine herd
Warren Wilson; Brad Thacker; Rich Schlueter

Evaluation of cross-protection of FluSure XP® against a heterologous gamma cluster H1N1 swine influenza virus challenge
Vicki J. Rapp-Gabrielson; M. Corinne Lenz; Therese Hildebrand; Lucas Taylor; Michael Kuhn

Characterization of porcine T lymphocyte responses to swine influenza virus infection
Maxim C-J Cheeran; Dianna Cheney-Peters; Matthew Allerson; Jessica Rotschafer; Christine Anderson; Susan Detmer; Montserrat Torremorell; Thomas W Molitor

Sensitivity of oral fluids for the detection of influenza virus in young pig populations with and without maternally derived immunity
Matt Allerson; Montse Torremorell

Recent Research Reports: Bacterial Diseases

Investigation of Lawsonia intracellularis serodynamics according to age and annual season using a standardized diagnostic methodology in growing swine
G. Anderson; E. Johnson; J. Husa

Enrofloxacin treatment affects the colonization stage of Haemophilus parasuis in weaned pigs
Nubia Macedo; Montserrat Torremorell; Albert Rovira; Andy Holtcamp

Effect of Tilmovet® 250 mg/ml Oral Solution on piglet lung diseases in Denmark
Uffe Nielsen; Gorm Nybroe; Alain Kanora

Regano® in gestation and lactation diets improves sow enteric health and piglet performance
Robert Evelsizer; Jean Pedro de Quadros; Lisangela Guedes da Silva; Kerlin Calderam; Pedro Ivo de Quadros Filho; Martha A Mellencamp

Effect of In-feed Denagard Plus Chlortetracycline on health and performance of grow-finish pigs
Brian Konz; Jay Jacela; J. Mark Hammer

Activity of Sangrovit® against Lawsonia intracellularis in grower pigs and its impact on gut physiology and host immunity
Artuso-Ponte; Valeria; Abley, Melanie; Molla, Bayleygn Z; Rajashekara, Gireesh; Boyaka, Prosper; Gebreyes, Wondwossen

Recent Research Reports: Production & Health Management

Use of serology results of nursery and finisher pigs to monitor effectiveness of site and transport biosecurity protocols
Adam Schelkopf; Laura Batista; Brian Payne

Inhibition of total gas production, hydrogen sulfide, and Sulfatereducing bacteria from in vitro stored swine manure using condensed tannins
Terence R. Whitehead; Cheryl Spence; Michael A. Cotta

A new benchmarking system developed for Japanese swine farms
Itsuro Yamane; Sayoko Ishizeki; Hiromichi Ishikawa; Masanori Sugiyama; Hanako Okumura; Katsumasa Kure

Standard operating procedures for farrowing and lactating sows with piglets in Japanese commercial herds
H. Ichikawa; Y. Koketsu

Evaluation of the economic return of two vaccination programs on a high health Canadian herd
de Grau, F; Dewey, C; Thacker B; Drapeau S; Tully B.

Effect of spray-dried plasma in lactation feed on pig survival and litter weight at a commercial farm in Italy
H. Van Iersel; C. Rodriguez; J. Polo; J.M. Campbell; J.D. Crenshaw; Luca Rotelli

A retrospective evaluation the relationships between of out-of-feed events and group closeout metrics in finishing data
Stephanie Rutten-Ramos; Robert Baarsch; Robert Morrison

Worldwide occurrence of mycotoxins in feedstuffs and feed in 2010
U. Hofstetter; I. Rodrigues; K. Naehrer

Maternal immune cell transfer across the piglet neonatal intestine and the influence of the Endogenous Opioid on this transfer
Elmubark G; Bandrick M; Brown D; Vulchanova-Hart L; Baidoo S; Jones B; Molitor T. W.

Husbandry Education effect on nursery mortality, weight and treatment cost
L. Galina; C. Minder; D. Amodie; E. Farrand

Husbandry Education linked to production of more high value nursery pigs
M. Kuhn; T. Moeller; T. Hoover; D. Weigel; D. Amodie; E. Farrand; L. Galina

Recent Research Reports: Reproduction & Boar

Semen backflow in sows after cervical and post-cervical artificial insemination
Hernández-Caravaca I; Izquierdo-Rico M.J; Carvajal J.A; Abril D; Soriano-Úbeda C; Vieira L; Matás C; García–Vázquez F.A.

A new tool for control of bacterial contamination in boar semen
Isaac Huerta; Yahya Dahmani; Raquel Ausejo; Juan Luis Úbeda

A multi-level analysis using a herd management survey and sow reproductive data indicates that standard operating procedures should take account of day postweaning and parity
M. Kaneko; Y. Koketsu

Distinguishing between domesticated pig breeds and wild boars using genetic approaches
K. Murakami; S. Watanabe; Y. Mizoguchi

A comparison between replacement gilt supplier groups for reproductive performance and risk of death or euthanasia related to locomotor problems of sows on Japanese commercial farms
Y. Ishikawa; M. Enokida; Y. Koketsu

Allen D. Leman Swine Conference (2012)

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 

Front Matter


Table of Contents
College of Veterinary Medicine, University of Minnesota; Veterinary Continuing Education

Award Recipients and Honored Lectures
Leman, Kernkamp, Hanson, Pijoan

Carlos Pijoan Graduate Student Fellowship in Swine Medicine
U of MN College of Veterinary Medicine

Recent Research Reports Table of Contents

Section I: Keynote and Speakers

We are predictably irrational
Terrance M. Hurley

Science in Practice Award Winner: What would Dr. Leman do … for PRRS?
Julie Ménard

Pijoan Lecture: The metabolic basis of feed-energy efficiency in swine
N. A. Gutierrez; J. F. Patience

Section II: Disease Diagnostics

Reduction of Influenza A virus H1N2 shedding after mass vaccination of breeding females in a three site production herd
Martin Mohr; Cesar A. Corzo; Marie Gramer; Robert Morrison; Michael Kuhn

Review of influenza pathogenesis and pathologic findings from experimental studies of influenza vaccination
Susan Detmer; Marie Gramer

Using antigenic cartography to quantify antigenic evolution in swine influenza A viruses and for vaccine strain selection
Nicola S. Lewis; Pravina Kitikoon; Amy L. Vincent; Marie R. Gramer

PRRSv positive results that don’t make sense
Bob Thompson

Managing laboratory errors throughout the total testing process
Rebecca Davies

Investigative approach to Mycoplasma hyopneumoniae Seroconversion
Bob Blomme

Use and interpretation of sequencing in PRRSV control programs
Michael P. Murtaugh

Cases for PRRS sequence interpretation

Not all diarrhea cases require antibiotics
Marlin Hoogland

Swine microbiota: What’s changing
Heather K. Allen

Deciphering diarrhea: What’s important
Darin Madson

Section III: Disease Research

Mycoplasma hyosynoviae, Mycoplasma hyorhinis and Mycoplasma suis overview: Disease basics, clinical presentations, diagnostics, treatments and prevention/control strategies
Tony Scheiber; Brad Thacker

Indirect transmission of influenza A virus in two different biosecurity settings
M. Allerson; C. Cardona; M. Torremorell

Dynamics of flu infection in sow farms
Andres Diaz; Montserrat Torremorell

Effect of vaccination on flu bioaerosol spread
Montse Torremorell; Victor Neira; Cesar Corzo; Matt Allerson; Marie Gramer

Mycoplasma hyopneumoniae: Gilts, are they the problem?
James F. Lowe

Mycoplasma hyopneumoniae prevalence at weaning: What do we know (and do not know) about it?
Maria Pieters

Dynamics of infection of Mycoplasma hyorhinis in two commercial swine herds
M.J. Clavijo; L. Bruner; S. Olson; E.L. Rosey; D. Pearce; A. Rovira

PRRS incidence/prevalence pilot study
Steve Tousignant; Bob Morrison

How long does it take for a breeding herd to produce PRRSv-negative piglets?
Daniel Linhares; Montserrat Torremorell; Robert Morrison

Getting ready for PRRS season
Paul Yeske

Section IV: Production

Lactation in motion: The sow-litter barn dance
Walter Hurley

Using word pictures to reduce pre-weaning mortality
Larry Coleman

Using word pictures to reduce pre-weaning mortality
Steve Horton

Sow lifetime productivity: Importance of monitoring in commercial pork production
D. Steven Pollmann

Possible physiological benchmarks for sow longevity prior to puberty
W.L. Flowers

Identification of measures predictive of age at first puberty
Kody L. Graves; Bethany Mordhorst; Nicole Oldfather; Elane C. Wright; Benjamin Hale; Rebecca L. Boddicker; Aileen F. Keating; Jason W. Ross

Effects of preweaning factors on sow lifetime productivity
Joseph Cassady

Putting it all together
Laura Greiner

Feed manufacturing to lower feed cost
Charles Stark

Managing feed efficiency in a production system
Brent Frederick

Achieving feed efficiency targets with diverse ingredients
Denise Beaulieu

Section V: Production / Public Interface

Multiple challenges - legislative, legal, regulatory and marketplace - to antibiotic use
Liz Wagstrom

Antibiotic use and future records necessary to keep the government and our customers happy
Matt Anderson

Livestock associated MRSA: What are the risks to human health?
Peter Davies

Growth and development implications of marketing pigs at heavier weights
J. F. Patience; A. J. Elsbernd

Impact of heavy market weights on facility and equipment needs
Dr. Michael Brumm

Market pig transport
John McGlone; Anna Johnson; Avi Sapkota; Rebecca Kephart

Secure egg supply: Another industry’s example
Craig Rowles

Secure Pork Supply: Planning for business continuity in an FAD outbreak
Pam Zaabel

Recent Research Reports: PRRS virus

Coordinated program on PRRSV in the Netherlands update August 2012
T. Duinhof; B. van Dam

Large system approach to PRRS control, a success story
John Kolb; Arturo Oropeza-Munoz

A methodical approach to PRRS management, a success story of production improvements
Arturo Oropeza-Munoz; John Kolb

Control and stabilization of a highly virulent PRRS field strain from a 2,400 head sow herd using Ingelvac® PRRS MLV
C. Schelkopf; N. Garbes; C. Pollard; B. Payne

Growth performance important and mortality reductions derived from a PRRS large-scale control project in the US
Jose Angulo; John Kolb; Reid Philips; Jean Paul Cano

Comparing real-time PCR (RT-PCR) results for PRRS virus between pooled serum and oral fluid samples in a swine production system
Perry Harms; Jose Angulo; Alan Scheidt; John Kolb; Reid Philips; Del Johnston

Regional PRRS control within a high pig density area: Southeast Iowa
Tim Loula; Jean Paul Cano; James Branstad; Jeff Okones; Enrique Mondaca

PRRS surveillance program: A regional approach
Jean Paul Cano; Dale Polson; Enrique Mondaca; Laura Batista; Reid Philips; Edgar Diaz

Economic evaluation of air filtration systems for PRRSV in large sow herds in a swine dense region in North America
Carmen Alonso; Peter Davies; Dale Polson; Scott Dee; Will Lazarus

Development of a new ELISA test for detection of PRRS antibodies in swine oral fluids
S. Lizano; S. Koller; A. Ballagi

PRRSV Contamination of mortality storage areas prior to disposal by rendering in high and low dense swine production regions
James F. Lowe

Infectivity of PRRSv in pig manure and in cell culture media at different temperatures
Daniel Linhares; Han Soo Joo; Montserrat Torremorell; Robert Morrison

The effect of commercial combination PCV2/Mycoplasma hyopneumoniae vaccination products on wean to finish performance
Brian Payne; Greg Cline

Effect of PCV2 booster vaccination of asymptomatic sows on reproductive performance
Mark Engle; Amanda Ness Sponheim; Ron Rush

A comparison of post-vaccination injection site lesions between single dose PCV2 vaccines
Tom Gillespie; Megan Nemechek; Brian Payne; Greg Cline

A comparison of injection site lesions in nursery pigs vaccinated with combination Porcine circovirus type 2-Mycoplasma hyopneumoniae vaccine products
A. Baysinger; K. Schwartz; J. Rustvold

Injection site reactivity comparison of two commercial PCV2 vaccines in nursery pigs
J. Waddell; B. Payne; G. Cline; S. Playter

A comparison of post-vaccination injection site lesions for combination PCV2/Mycoplasma hyopneumoniae vaccinations
Greg Cline; Brian Payne

Evaluation of injection site lesions following PCV2 vaccination
Charles Wiedmeyer; Tom Fangman; Kim Lonneman; Kent Schwartz

A comparison of injection site lesions in nursery pigs vaccinated with commercial single dose PCV2 vaccine products
Amanda Sponheim; Brian Payne; Greg Cline

Evaluation of Circumvent® PCV M administered during an early field infection
Brad Thacker; Todd Williams

Comparative challenge study with two-dose Fostera™ PCV vaccine
J. Bubolz; D. Neuberger; G. Nitzel; T. Hildebrand, L. Taylor; V. Rapp-Gabrielson

Influenza A virus detection from oral fluid and nasal swabs in IAV inoculated pigs
CK Goodell; A Kittawornrat; Y Panyasing; C Olsen; T Overbay; F Zhou; R Rauh; WM Nelson; C. O’Connell; A. Burrell; C. Wang; K.J. Yoon; R.G. Main; J.J. Zimmerman

National surveillance for swine influenza virus in the United States, 2009-present
Dave Pyburn; John A. Korslund; Sabrina Swenson; Sarah Tomlinson; Ellen M. Kasari; Amy Vincent; John Schiltz

Detection of influenza virus in air from experimentally infected pigs
C.A. Corzo; A. Romagossa; M. Gramer; S. Dee; R. Morrison; M. Torremorell

Detection of airborne swine influenza A virus in experimentally infected pigs under the presence of maternally derived immunity
C.A. Corzo; M. Allerson; M. Gramer; R. Morrison; M. Torremorell

Detection of swine influenza A virus inside and outside swine barns
C.A. Corzo; S. Dee; M. Gramer; R. Morrison; M. Torremorell

Detection and molecular characterization of porcine astrovirus strains associated with swine diarrhea
Sunil K. Mor; Yogesh Chander; Douglas Marthaler; Devi P. Patnayak; Sagar M. Goyal

Identification and molecular characterization of porcine kobuvirus in US swine farms
Harsha Verma; Sunil K. Mor; Sagar M. Goyal

Recent Research Reports: PCV2

Comparative efficacy of Ingelvac MycoFLEX® vaccination in 3 week old pigs from either vaccinated or non-vaccinated sows on the reduction of lung lesions
Jose Angulo; Greg Cline; Kari Saddoris-Clemons

Impacts on performance with vaccination of one-week old piglets with a one-dose Mycoplasma hyopneumoniae vaccine
M. Naito; B. Payne; R. Kano

Comparison of commerical Mycoplasma Hyopneumoniae (MHYO) bacterins in pigs after MHYO challenge
John C. Johnson; Lucas Taylor

Seroprevalence and serologic profiles of Mycoplasma hyopneumoniae in commercial swine farms in Chile
V. Neira-Ramirez; A. Ruiz

The effect of passive immunity to Mycoplasma hyopneumoniae and an extended lactation period on piglet immune development
M. Pieters; S. Baidoo; T.W. Molitor

Efficacy and duration of infection study for RespiSure® and Draxxin® against a Mycoplasma hyopneumoniae challenge in swine
Tom Painter; Michael Kuhn; Todd Wolff; Maria Pieters; Michael Senn

Four serologic surveys confirm Lawsonia intracellularis continues to be highly prevalent in Midwestern United States pig flows
Brian Payne; Jeff Luebbe

Comparative efficacy of Enterisol® Ileitis and Stafac® versus a Tylan® feed grade program following a Lawsonia intracellularis challenge in pigs housed under commercial settings
Joel Nerem; Tom Wetzell; Jeff Luebbe; Jeff Husa

Genetic diversity of Actinobacillus pleuropneumoniae (App) strains in intensive swine farms in Chile
V. Neira-Ramirez; R. Cubillos; A. Ruiz

Determination of minimal inhibitory concentrations for veterinary macrolides against bacterial isolates from pigs with respiratory disease
M.T. Sweeney; R.G. Nutsch; A. Dereu; J. Dallow; H. Moyaert

Comparison of efficacy of Tulathromycin (Draxxin®) and Tildipirosin (Zuprevo®) in the treatment of Mycoplasma hyop neumoniae infection in pigs
R.G. Nutsch; M.B. Wachowski; L.P. Taylor; H. Moyaert; N. Wuyts

The comparison of the immune response of designated pathogen free research pigs to specific pathogen free pigs when exposed to antigen
Kara Theis; Mike Martin

Recent Research Reports: Reproduction

Effect of increased number of pigs weaned from pigs born alive of parity 1 sows on subsequent reproductive performance in Japanese commercial breeding herds
S. Usui; Y. Koketsu

Origin of gilt supply has little effect on number of pigs weaned on Japanese swine farms
Y. Ishikawa; Y. Koketsu

Quantitative associations between climate data and weaning-to-first-mating interval or adjusted 21-day litter weights during summer in Japanese swine breeding herds
R. Iida; Y. Koketsu

Is it possible to discriminate the fertility of young boars in a short period of time?
ABHP Kummer; EM Gonçales; TS Gaggini; MCS de Almeida; C McManus; I Wentz; ML Bernardi; FP Bortolozzo

Fluctuating-temperature storage of boar semen: Sperm-IA
C. Malo; R. Ausejo; Y. Dahmani; I. Huerta; J.L. Ubeda

Control of boar semen doses infections by serratia marscecens
Y. Dahmani; C. Malo; R. Ausejo; I. Huerta; J.L. Ubeda

Case of serratia marcescens outbreak in a boar stud
R. Ausejo; Y. Dahmani; C. Malo; I. Huerta; J.L. Ubeda

Epidemiological study of semen contamination in boar stud
I. Huerta; Y. Dahmani; R. Ausejo; C. Malo, J.L. Ubeda

Recent Research Reports: Others

Effect of day of mixing gestating sows on measures related to reproductive performance, physiology and well-being
M. Hopgood; L. Greiner; J. Salak-Johnson; J. Connor; R. Knox

Key factors affecting profitability of swine production companies
Greg Bilbrey

Use of an oral salicylate post-farrowing to improve sow performance
Uffe Nielsen; Gorm Nybroe

Live yeast supplementation to periparturient sows during the summer
A. Supple; D. Rosener; E. Chevaux

Application of swine manure in development of bio-adhesive
Elham H. Fini; Mahour M. Parast; Boubacar Zada

Allen D. Leman Swine Conference (2013)

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 

Section I: Keynote and Speakers

Porcine epidemic diarrhoea virus: a comprehensive review of molecular epidemiology, diagnosis, and vaccines
Daesub Song; Bongkyun Park

Pijoan Lecture: Optimizing throughput and efficiency in production systems
Noel Williams

Hanson Lecture: Livestock associated MRSA: Tiger or Pussycat?
Peter Davies

Section II: Disease Cases

Increase the value of your diagnostics and your value as a diagnostician
Marie Culhane

Haemophilus parasuis: Infection, immunity and antibiotics
Nubia Macedo; Albert Rovira; Montserrat Torremorell

Association of Brachyspira antibiograms with species and source
N. Mirajkar; C. Gebhart

Antibiotics and their role in Brachyspira elimination programs
Aaron J. Lower

Methodology to investigating CNS disease in pigs post-weaning
Amber Stricker

CNS disease diagnostics
Darin Madson

Blood-brain barrier basics: A selective passageway for bacterial pathogens and antimicrobial drugs
David R. Brown

Diagnostic considerations
James A. Kober

Mycoplasma infection costs in a naïve swine population
Tom Gillespie

Valuing an increase in litter size
John Kolb

Section III: Disease Research

What have we learned using load close expose to produce PRRSv-negative pigs from positive breeding herds?
Daniel Linhares; Montserrat Torremorell; Robert Morrison

PRRS control and eradication options for breed to wean farms
Clayton Johnson; Jean-Paul Cano

Coordinated herd closures for PRRSv control and elimination
Joel Nerem

An interesting case – deeper knowledge helps avoid jumping to conclusions
Spencer Wayne; Paul Yeske

Why we cannot just use 2%
Michael P. Murtaugh

A decision tree to guide to answering the question, is this a new virus or not to the farm?
Paul Yeske

Comparison of various sample types for detection of Mycoplasma hyopneumoniae in recently infected pigs
Maria Pieters; Albert Rovira

Molecular characterization of Mycoplasma hyorhinis field isolates
MJ Clavijo; A Rovira

Mycoplasma hyosynoviae A Case Study: Quantitative assessment of incidence and severity across time alongside a diagnostic monitoring plan and intervention
Sarah Probst-Miller; Alejandro Ramirez

Influenza virus prevalence and risk factors in weaning-age pigs
M. Allerson; M. Torremorell

Dynamics of influenza in a wean-finish population
Andres Diaz; Montserrat Torremorell

Getting a closer look at USDA swine influenza A surveillance: What can we learn from the genetic data that can help us on the farm?
Tavis K. Anderson; Pravina Kitikoon; Amy L. Vincent

Section IV: Production

Managing risk with employee safety and animal welfare
Kevin Wulf

Injury prevention in swine production
Luis Torres

The Upper Midwest Agricultural Safety and Health Center: Worker health and safety in animal agriculture
Bruce H. Alexander; Jeffery B. Bender

Processing of high fiber feedstuffs for swine
Jon De Jong; Joel DeRouchey; Mike Tokach; Steve Dritz; Bob Goodband

The effect of regrinding major feed ingredients to improve pellet quality and pig performance
M. T. Knauer; W. Pacheco-Dominguez; A. C. Fahrenholz; E. van Heugten; C. E. Phillips; C. R. Stark

Effects of reducing the particle size of corn on the digestibility of energy and nutrients and growth performance and carcass characteristics of growing - finishing pigs
O. J. Rojas; H. H. Stein

The impact of PRRSV on feed efficiency, digestibility and tissue accretion in grow-finisher pigs
Nicholas K. Gabler; Wes Schweer; John F. Patience; Locke Karriker; Chris Sparks; Gene Gourley; Mark FitzSimmons; Kent Schwartz; Thomas E. Burkey

Feeding options to fit pig health
Don Giesting

Nutrition and health interactions: A practitioner’s perspective
Mark FitzSimmons

What we are seeing at the diagnostic lab
Darin Madson

Clinical diagnosis of skeletal integrity in swine
T. D. Crenshaw; J. L. Reichert; J. R. Booth; D. K. Schneider; L. A. Rortvedt-Amundson

Nutritional requirement for calcium, phosphorus, and vitamin D in pigs
Pedro E. Urriola; Gerald C. Shurson

Section V: Production / Public Interface

Rise up: 2013
Paul McKellips

The growing diversity of H3N2 influenza A virus in swine and the impact on control in swine and at the human animal interface
Amy L. Vincent; Pravina Kitikoon; Tavis K. Anderson; Crystal L. Loving

Pork industry update on flu and fairs 2012 and 2013 follow-up
Jennifer Koeman

Management and challenges of dealing with swine influenza
Joseph F. Connor; Dyneah M. Classen; Aaron Lower

Swine influenza: The human animal interface at Minnesota fairs and live animal markets
Joni Scheftel

Using the Myers-Briggs Type Indicator to improve your own communication skills
Lisa Tokach

Recent Research Reports


A major gene for host response to PRRSV infection
NJ Boddicker, JK Lunney, RRR Rowland, JM Reecy, N Serao, JCM Dekkers

Evaluation of Fostera™ PRRS vaccine shedding in growing pigs following vaccination
J Zhang, PC Gauger, MK Berkland, Q Chen, DM Haney, JT Thomas

Factors associated with n-specific IgG response in piglets experimentally infected with porcinere productive and respiratory syndrome virus
AS Hess, BR Trible, Y Wang, NJ Boddicker, RRR Rowland, JK Lunney, JCM Dekkers

Fostera™ PRRSV exposure in gestating swine and congenital infection
PC Gauger, J Zhang, MK Berkland, PA Arruda, DM Madson

Gwas for reproduction traits and antibody response in PRRS infected sows
NVL Serão, O Matika, RA Kemp, J Harding, SC Bishop, GS Plastow, JCM Dekkers

Pigs selected for increased feed efficiency are less affected by experimental infection with the PRRS virus
JR Dunkelberger, NJ Boddicker, JM Young, RRR Rowland, JCM Dekkers

Broadly neutralizing antibodies to porcine reproductive and respiratory syndrome virus
BR Trible, LN Popescu, J Dekkers, J Lunney, RRR Rowland

Characterization of age-related susceptibility of macrophages to porcine reproductive and respiratory syndrome virus
A Hoybook, D Ngo, S Robinson, MP Murtaugh

Influence of pig age on the neutralizing antibody response to PRRSV
SR Robinson, MP Murtaugh

The effect of Ingelvac PRRS® ATP vaccination of growing pigs on severity of respiratory disease caused by co-infection of PRRSV and SIV
B Leuwerke

Evaluation of airborne shedding of Fostera PRRS MLV vaccine from growing pigs raised under commercial conditions
Paul Yeske

No indication of porcine reproductive and respiratory syndrome virus (PRRSV) infection in Brazilian swine herds
JR Ciacci-Zanella, D Gava, R Schaefer, CS Klein, VS Silva, L Caron

Evaluation of late-gestation gilts following accidental exposure to Fostera™ PRRS vaccine virus
A Schelkopf, S Dee, J Nerem, R Swalla, B Cowles

Modified live PRRSV vaccination is efficacious following challenge with eight genetically diverse PRRSV isolates
A Patterson, J Victoria, D Jordan, E Vaughn, M Roof, R Philips

PRRSV field exposure and mortality relationship analysis in non-vaccinated and vaccinated finisher pig barns
Jose Angulo, Reid Philips, Kari Saddoris-Clemons, Perry Harms

Reduction of wild-type PRRS virus shedding in aerosol of growing pigs by modified-live virus vaccination at weaning
Thomas Wetzell, Jean Paul Cano, Justin Rustvold

Transport truck surveillance for PRRS virus in summer and winter months
R Philips, TJ Fangman, MT Fangman, KL Saddoris-Clemons

PRRS PCR and PRRS ELISA Responses in Feeder Pigs After Vaccination with Fostera™PRRS
A.J. Frischmeyer D.V.M., J.D. Loomis D.V.M., D.D. King D.V.M.

Presence of porcine circovirus type 2 antibodies and virus in finishing pigs after widespread use of PCV2 vaccination
CMT Dvorak, N Sharma, Y Yan, L Tan, MP Murtaugh

Interpretation of PCV2 ELISA results, a new approach
Eric van Esch

Field comparison of two commercial vaccines for controlling mutant porcine circovirus type 2 viremia
Brad Thacker, Matt Harris, James Lehman, Amy Woods

Longitudinal evaluation of porcine circovirus type 2 antibody levels in field study pigs using three assays
Brad Thacker, John Johnson

Comparative study evaluating the impact of two different PCV2 vaccines on average daily gain (ADG) and body temperature post-vaccination
I Hernández-Caravaca, A Torres, A Ballesta, L Vieira, V Rodriguez-Vega, S Figueras Gourgues

Monitoring of PCV2 maternal derived antibodies levels in 3 weeks old piglets in 6 spanish commercial farms
S Figueras Gourgues, I Hernández-Caravaca, V Rodriguez-Vega

Positive impact of PCV2 vaccination of gilts and sows on reproductive performance demonstrated in a side-by-side field observation
E Kostuchenko, S Kukushkin, T Bondarenko, O Duran, P Maass

Comparing placenta and presuckle piglet PCV2 status between two breeding sites
D Baumert, T Fangman, J Rustvold

Diagnostic investigation to determine herd stability of a sow herd with downstream PCVAD in nursery pigs
T Fangman, D Baumert, J Rustvold

PCV2 vaccine protocols reduce PCV2 Viremia in low PCV2 challenges
Keith Bretey, Amanda Sponheim, Kari Saddoris-Clemons, Brian Payne

Relative reduction in PCV2 Viremia in viremic replacement females, comparing two vaccine protocols. A pilot study
Jason Hocker, Keith Bretey, Brian Payne

Utilization of taqman real-time pcr to increase sensitivity in PCV2 sampling
Wayne Chittick, Brian Payne

Control of porcine epidemic diarrhea virus through intestinal feedback and parity segregation system: field cases in Thailand
D Nilubol

Detection and typing of influenza A virus in pig farms in Chile during 2012
B Parra, F Gonzalez, D Fuentes, JA Tobar

Detection of porcine epidemic diarrhea virus in air samples at varying distances to epidemic farms in Oklahoma
D Goede, R Robbins, L Dufresne, M Engle, RB Morrison

Development and validation of ELISA testing for serological monitoring and surveillance of porcine epidemic diarrhea virus
B Wier, CMT Dvorak, MP Murtaugh

Dynamics of influenza A virus in aerosols from swine farms
V Neira-Ramirez, M Torremorell, P Rabinowitz, B Paccha, S Gibbs

Evaluating sampling strategies to diagnose influenza virus in pre-weaned pigs
C Hill, M Allerson, M Torremorell

Identification, genetic diversity, and classification of porcine Rotavirus C
Douglas Marthaler, Kurt Rossow, Marie Culhane, James Collins, Sagar Goyal, Max Ciarlet, Jelle Matthijnssens

In vitro propagation of U.S. Strains of porcine Kobuvirus
Harsha Verma, Sunil K Mor, Jonhathan Erber, Sagar M Goyal

Modeling influenza dynamics in swine herds
Reynolds JJH, Torremorell M, Allerson M and Craft ME

Cross-protection of FLUSURE® XP in pigs challenged with a gamma cluster H1N1/pH1N1 reassortant swine influenza virus
VJ Rapp-Gabrielson, MC Lenz, M Kuhn, LP Taylor, MR Culhane, L Kesl, R Saltzman

Combined and separated PCV2 and Mycoplasma hyopneumoniae one shot vaccination under field conditions
JM Quezada, C Gutiérrez, F González, A Ruiz

Needle and needle free injection with a mix of PCV2 and Mycoplasma hyopneumoniae one shot vaccines under field conditions
F González, C Gutiérrez, JM Quezada, A Ruiz

Comparative evaluation of one and two dose PCV/Mycoplasma hyopneumoniae vaccination protocols in swine challenged with PCV and Mycoplasma hyopneumoniae
B Cowles, LL Greiner, D Neuberger, GP Nitzel, V Rapp-Gabrielson, M Smutzer, DM Amodie

Efficacy and safety of a one dose one bottle porcine Circovirus/Mycoplasma Hyopneumoniae combination vaccine
DS Fredrickson, JW Bubolz, VJ Rapp-Gabrielson, PL Runnels, GP Nitzel, LP Taylor, JC Johnson, SA Zager

Efficacy and safety of a two dose one bottle porcine Circovirus/Mycoplasma hyopneumoniae combination vaccine
JW Bubolz, DS Fredrickson, VJ Rapp-Gabrielson, PL Runnels, GP Nitzel, LP Taylor, JC Johnson, SA Zager

Antibiotic resistance of K88+Escherichia coli strains isolated in 1997 and 2012 from diarrhea in post-weaned pigs in Brazil
KL Takeuti, JPH Sato, MCS Almeida, PKV Koerich

Pre-inoculation fecal microbiota of pigs with different clinical outcomes following challenge with Brachyspira hampsonii clade II (Strain 30446)
Costa MO, Chaban B, Harding JCS, Hill JE

The evaluation of molecular epidemiological relatedness within ST5 Staphylococcus aureus isolated from swine veterinarians in the USA
J Sun, L Linhares, M Yang, S Sreevatsan, P Davies

A serial study to determine piglet vaccination age based on maternal antibody decay, time of infection and potential aerosolization of Mycoplasma hyorhinis
E Spronk, D Murray, A Sponheim, M Clavijo, A Rovira

A novel Mycoplamsa hyopneumoniae ELISA, specially designed for high specificity
Eric van Esch

Efficacy of Draxxin® 25 injectable solution (Tulathromycin 25 mg/ml) for treatment and control of swine respiratory disease
RG Nutsch, MJ Lucas, W Collard, SP Lesman, JF Boucher, JKS Tena, M Senn

Draxxin at weaning for control of swine respiratory disease in a natural infection
R Fleck, K Lechtenberg, T Schieber, J Seagren, D Amodie

Comparison of two sample types for detection of Mycoplasma hyopneumoniae in naturally infected pigs
Prado C, Ertl J, Payne B, Wetzell, T, Bretey K, Pieters M

Investigating risk factors for Mycoplasma hyopneumoniae piglet colonization during the lactation period
Pieters M, Payne B, Rendahl A

Rationale for the use of tilmicosin for the control of bacterial pneumonia complicated by coinfection with Mycoplasma hyopneumoniae
Reinbold JB, Weber TE, Keffaber KK, Marsteller TA

Single fixed-time insemination in gilts using pLH at estrus onset
RR Ulguim, DL Fontana, JZ Rampi, ML Bernardi, I Wentz, FP Bortolozzo

The impact of pig health on public health: Quantitative data for risk assessments
A DeClercq, HS Hurd, A Ramirez, T Frana

Understanding genome-enabled selection
CE Abell, JCM Dekkers, KJ Stalder

Effects of feeding dried distillers grains with solubles (DDGS) to immunologically castrated pigs
EK Harris, AM Hilbrands, LJ Johnston, C Calhoun, GC Shurson

Intestinal barrier dysfunction during constant and cyclical heat stress in pigs
M Bandrick, BE Bass, JW Frank, T Looft, HK Allen, T Casey, TB Stanton

Effect of SKYCIS, diet nutrient density and feeder type on grow-finish pig performance
MC Brumm, S Spindler, R Arentson

Effects of feeding Ractopamine to physically and immunologically castrated pigs on growth performance and carcass characteristics
BK Lowe, GD Gerlemann, AL Schroeder, SN Carr, PJ Rincker, DB Petry, FK McKeith, AC Dilger, GL Allee

Aggregate economic impacts of immunological castration adoption in the U.S.
Glynn Tonsor, Brian Buhr, Kelly Zering, Terrance Hurley, Dennis DiPietre

Behavior and well-being of immunologically castrated pigs
Kimberly Guay, Brittany L Backus, John J McGlone

Immunological castration significantly improves feed efficiency before and after immunization
Martha A Mellencamp, Bobby Cowles, Paulo JU de Moraes, Mark Bertram

Life-cycle environmental benefits derived from immunological castration of pigs as compared to physical castration: from a global perspective to a United States specific model
Garth Boyd, Greg Thoma, Marty Matlock, Gian Luca Baldo

Optimal finish weights and gross margins for immunologically castrated barrows
Brian Buhr, Kelly Zering, Terrance Hurley, Glynn Tonsor, Dennis DiPietre

Optimizing long-term feeding and building decisions on farms using immunological castration
Terrance Hurley, Brian Buhr, Kelly Zering, Glynn Tonsor, Dennis DiPietre

Effects of castration on preweaning mortality
B Cowles, MA Mellencamp, MK Senn

The impact of immunological castration on wean to finish body weight variation
L Greiner, R Barrett, J Connor

Flocked swab literature review and current use in the swine industry
Fred Sylvia, Wayne Chittick

Influence of a phytogenic feed additive on the performance of sows
T Weiland, A Heinze, T Steiner

Allen D. Leman Swine Conference (2014)

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 

University of Alberta-University of Minnesota Reproduction Workshop: Managing a healthy & robust bre

Evaluating the breeding heard-audits
Blaine Tully

Mycotoxins & breeding herd fertility
Max Hawkins

Controlling PRRS in the breeding herd
Montse Torremorell

Genetic basis for host responses to PRRS
Jack Dekkers

Selection for PCV Resistance
Dan Ciobanu

Managing PED in the breeding herd
James Lehman

From Geeks to Geeks: Techniques for detection of swine disease clusters in time and space




Brazilian Symposium: Update on Biosecurity and Disease Traceability

What PEDv taught us about biosecurity
Peter Davies

Opportunities on biosecurity in Brazil
Daniel Linhares

Carlos Pijoan SDEC Symposium: Feed biosecurity in the wake of PED

From Melamine to salmonella: Lessons from the pet food industry for the swine industry
Shaun Kennedy

Evidence of feed transmitting PEDV:

The Canadian experience
Marty Misener

Evidence of transmission in integrated systems
Paul Yeske

Experimental transmission of PEDV via feed
Scott Dee

What we know about PEDV and other coronavirus survivability
Sagar Goyal

Practical options for controlling PEDV in feed manufacturing
Jason Woodworth

Risk pathways associated with ingredients of porcine origin
Peter Davies

Feed mill biosecurity reviews and the application of biosecurity principles to feed manufacturing and distribution
Tim Snider

The regulatory side of feed and how it will change current practice
Cassie Jones

At the end of the day, we still need to feed the pigs!
Mike Tokach

Advanced hedging strategies for today's swine industry
Jeff Hoogendorn

Effect of lactation on subsequent sow performance and pig growth
Jiyao Guo

Impact of feeding DDGs on growth performance
Fangzhou Wu

Relationship of feeder space to pig growth
Yijie He

Diet composition and particle size effects on pig performance and the environmental
Zhaohui Luo

Digestibility of high fiber feed ingredients for growing pigs
Zhimin Huang

Differential distribution of invariant natural killer T cells subsets in spleen
Haiguang Wang

Evolution of PRRS Virus and selection mechanisms at the cellular and animal levels
Xiong Wang

Immunological inhibition induced by PCV2 and relevant prevention and control measures
Qinye Song

Keynote Presentations

Pijoan Lecture-Recent emergence of swine coronaviruses in North America
Dick Hesse

Spatial epidemiology of PED
Andres Perez

PED Diagnostics and Immunity

Understand the molecular evolution of PEDV
Doug Marthaler

PEDV antibodies and immune response
Michael Murtaugh

Serological assays for PEDV and PDCoV antibody detection
Travis Clement and Aaron Singrey

Diagnostic Cases

Necrotic tracheitis infinisher pigs; Swine dysentery in finisher pigs; Allergic hypersensitivity in replacement gilts; Overwhelming septicemia in neonatal pigs
Marie Culhane

Influenza and Public Health

Research Update: Influenza A virus transmission at agricultural fairs
Andrew Bowman

Flu at the live animal markets
Montse Torremorell

Antimicrobial Regulatory Changes

AMDUCAand New Regulations
Mike Apley

FDA’s Antimicrobial Resistance Strategy:  The role of vets and producers
Craig Lewis

Panel Discussion: Preparing for and experiencing an FDA investigation
Deb Murray, Adam Schelkopf, Doug Groth & Mark Schwartz

Optimal Feeding Strategy and Monitoring Methods for Gestating Sows

Evaluating body condition & reproductive performance
Mark Knauer

Feeding sows for maximum lifetime production
Matt Culbertson

PED Epidemiology

PED incidence, time to stability& production impact
Dane Goede

PED shedding and contamination potential from infected boars
Darwin Reicks

Results of AASV/USDA Rapid Response Team Investigations of swine enteric coronavirus positive herds
Brian McCluskey

New Research on Influenza

Vaccination strategies and risk factors associated with influenza in piglets at weaning
Matt Allerson

Co-circulation of influenza A viruses in swine populations
Andres Diaz

Dynamics of influenza aerosols in acutely infected pigs
Montse Torremorell

What Do ConsumersLook for When They Buy Pork

Agritourism- A great opportunity to share a positive farming message with the public
Brian Martin and Jon Hoek

Can We Manage the Gut Biome?

Modulating the animal gut microbiome with direct-fed microbials: Friend or foe?
Tim Johnson

Host-Microbe Interactions: Effects on nutrition and physiology
Tom Burkey

Sow Research-Outstanding Student Presentations from 2014 Midwest Animal Science Meeting

Stimulation of estrus and ovulation in lactating sows
Hyatt Frobose

The effects of an altered suckling method on piglet performance during late lactation and the nursery period
Hyatt Frobose

Effect of nursing intensity on sow performance and nursing behavior during a subsequent lactation
Jiyao Guo

Phase feeding of sows during gestation and lactation
Devi Pangeni

PED Cases

PED: New sow farm breaks and impact on nursery finish
Mike Eisenmenger

PED: Gilt acclimation and the epidemiology of rebreaks
Ian Levis

PEDv production mortality by strain and protocols for TTN
Joe Connor

Impact of the Immune Response in Swine Pathogen Interactions

The clinician's perspective
Joel Nerem

Impact of the immune response in swine pathogen interaction: In this case TGE and SIV
Regg Neiger

Impact of the immune response in swine pathogen interaction: What is in the Literature
Angela Pillatzki

Infectious disease, inflammation and the cytokine storm
Chris Chase

Antimicrobial Resistance and Public Health

Antimicrobials and the environment
Randy Singer

MRSA in the swine industry - recent developments
Peter Davies

Prevalence and molecular epidemiology of Clostridium difficile in food and companion animals, retail meats, and humans in Minnesota
Tim Snider

Feeding Requirements in Pigs with Disease

Functional nutrients and immune modulation
Richard Faris

Does immune activation alter growth potential and nutrient digestibility?
Jeffrey Escobar

Growing Pig Research-Outstanding Student Presentations from 2014 Midwest Animal Science Meeting

Validation of ME prediction equations and the impact of feeding dietscontaining corn distillers dried grain with solubles (DDGS) with variable oilcontent on growth performance of growing-finishing pigs
Fangzhou Wu:

Identifying characteristics of slow-growing pigs from birth to 9 weeks of age and growth performance responses to feeder space post-weaning
Yijie He

Effects of dietary byproduct feeding withdrawal prior to market on finishing pig growth performance, carcass characteristics, carcass fat quality,intestinal weights, and economics
Kyle Coble

Feeding strategies for dried distillers grain with solubles with immunologically castrated pigs-considerations for producers and packers
Erin Harris

Keynotes: Be Prepared

African swine fever getting closer
Dan Rock

Hanson Lecture: What else is on our radar screen?
Mark Engle

Working on preparedness
Paul Sundberg

Developing response plans for emerging diseases
Liz Wagstrom

M. hyopneumoniae

Evaluating the dynamics of M. hyopneumoniae in gilt acclimation:The start of the infection chain
Eduardo Fano

Mycoplasma hyopneumoniae acclimation: Overcoming challenges in the field
Laura Dalquist

M. hyopneumoniae
Bill Hollis

Biosecurity Strategies for Aerosols

Effect of the electrostatic particle ionization (EPI) technology on decreasing PRRS, PED and influenza viruses in aerosols
Carmen Alonso

Standards for filter testing and testing used filters for PRRS Virus
Montse Torremorell

Effect of air filtration on PED Virus prevention
Scott Dee

Filtration: 10 years and 100 farms later...what have we learned?
Darwin Reicks

Animal Welfare

A review of approaches to pain management in piglets
Annette O'Connor

Pig transport environment during extreme outdoor temperatures
Angela Green

Establishing a common industry audit
Sherrie Webb

Hot Topics

Plastic toxicity: Implication for reproductive performance
Juan Luis Ubeda

An epidemiological investigation of porcine-origin feed ingredients and the occurrence of porcine epidemic diarrhea virus on Midwestern United States pork farms
Eric Neumann

Impact of PED in growing pigs
Julio Alvarez

Doesprevious infection with Indel cross protect against prototype?
Dane Goede

Reducing the Impact of Seasonal Loss of Productivity

Overview of the issue
Lance Baumgard

Understanding the biology of seasonal infertility
Jason Ross

Impact of in utero heat stress on subsequent growth, composition and reproduction
Tim Safranski

Recent Research Reports

PED virus

Frequency of detection of PEDv on personnel working in a positive sow farm and lackof evidence for transmission to a negative sow farm
Paul Yeske, Tim Loula, Steve Tousignant; Rob Brenneman, Seth Lee, Lori Thomas, Jeremey Robertson; Jeff Okones; Jim Branstad

Assessment of the relationship between florvio and diarrhea prevalence in weaned pigs .
E Renner, M Nix, J Ellingson, and P Thomas

PED news: building the foundations for a global syndromic surveillance of porcine epidemic diarrhea (PED) and porcine deltacoronavirus (PDCOV)
A F A Pires, D. Polson, R. Main, E. Mondaca-Fernandez, E. Johnson, D. Holtkamp, K. Mueller, Z. Whedbee, A. Perez, B. Martínez-López

Monitoring the presence and potential introduction of porcine epidemic diarrhea virus (PEDv) in swine herds in Brazil
F A Vannucci, KCP Reis, MR Henriques, LEM Bouillet, WV Guimaraes, D L Santos, L F Santos, J L Santos

Antibody response of pigs vaccinated with inactivated porcine epidemic diarrhea vaccines formulated with different adjuvants
VJ Rapp-Gabrielson, T Ricker, TK Hildebrand, LC Taylor, RM Verhelle, A Pfeiffer, CR Locke, DW Coleman, MJ Huether, PJ Dominowski, DL Foss, D. Mwangi, JM Hardham

Porcine epidemic diarrhea virus: immunity following feedback
CMT Dvorak, S Stone, A Rovira, I Levis, S Brown, M Turner, S Hough, T Snider, and MP Murtaugh

The influence of farm size and between-farm distance on the spread of porcine epidemic diarrhea during the 2014 epidemic in Miyazaki Prefecture, Japan
Y. Sasaki, R. Ushijima, S. Sekiguchi and M. Sueyoshi

Analysis of spray dried porcine plasma (sdpp) produced in brazil and western canada confirm negative porcine epidemic diarrhea virus (PEDV) status of pigs in these regions
JD Crenshaw, JM Campbell, and J Polo

Weaned pigs fed a diet with commercial PEDV PCR positive spray-dried porcine plasma did not develop porcine epidemic diarrhea virus (PEDv)
JM Campbell, JD Crenshaw, J Polo, R Saltzman, and L Kesl

Serological profile of PCV-2 Viremia and IgG levels in an unvaccinated herd
H.Gauvreau, Lee Whittington

The impact of a PRRS-PED virus co-infection on grower pig performance
Wes Schweer, Kyoung-Jin Yoon, Kent Schwartz and Nicholas K. Gabler

Evaluation of porcine epidemic diarrhea virus production impact
D Goede, RB Morrison

Survival of porcine epidemic diarrhea virus in environmental samples
H. Verma, J. Erber, D. P. Goede, R. B. Morrison and S. M. Goyal

Recent Research Reports


Farmers’ perceptions of animal welfare in piggery farms in Nigeria
Abiola J.O.

Enhanced passive surveillance
J Korslund, T Beckham, L Holmstrom, K Biggers

Effects of production practices and environmental factors on air contaminants in swine facilities
DS Murphy, PC Raynor, S Engelman, G Ramachandran, JB Bender, BH Alexander

How to quantify benefit of health interventions following disease outbreak
DCL Linhares, RB Morrison

Comparative study of three formulations based on Toltrazuril
A Panzardi, A Silva, R Nunes, L Catelli, DMS Casso, E Meurer, MLG Rezende

Local anesthetic delivery prior to castration in piglets: Feasibility in commercial production
EE Fierheller, ME Benjamin, C Tse, J Law, EA Pajor

Use of analysis of means (ANOM) for statistical evaluation of production data
J Kolb and A Oropeza

Novel approach for monitoring respiratory diseases in fattening pigs
Marika Genzow, C.O. Duran, K. Strutzberg-Minder, Gudrun Finger and M. Hemeryck

Recent Research Reports

Feed Nutrition

Effects of all-natural fermentation products or an antibiotic on weaned pig health andperformance during heat stress
BE Bass, M Bandrick, JW Frank, T Looft, HK Allen, T Casey, TB Stanton

Effects of fat-soluble vitamin administration on plasma vitamin concentrations in suckling pigs
YD Jang, MD Lindemann, RL Stuart

Identifying factors associated with slow growth of pigs from birth to market
Y. He, J. Deen, G. C. Shurson, C. Chen, Y. Z. Li

Recent Research Reports


Effect of dam and sire’s estimated breeding value (EBV) on total born per litter
DCL Linhares, JD Nascimento

Effect of physical versus fence-line boar exposure on synchronization of estrus following administration of matrix to mature gilts
J Stewart, S Storms, R Knox

Use of pLH for fixed-time insemination in weaned sows
C. M. Vier; R.R. Ulguim; J.L. Moroni; L. Pommerehn; F.B. Betiolo; M.L. Bernardi; I. Wentz; F.P. Bortolozzo

Fertility effects of supplemental melatonin administration to prepubertal gilts prior to and following induction of estrus using PG600 when housed in a hot environment under long-photoperiod
S. Storms, and R. Knox

Lifetime reproductive performance and survival of English Berkshire female pigs raised in commercial herds in subtropical Japan
S Usui, Y Koketsu

Lower farrowing rate of female pigs associated with interactions between pre- or post-service climatic factors and production factors in humid subtropical or continental climate zones
R Iida, Y Koketsu

Recent Research Reports

Viral Diseases

Cultivation and molecular characterization of U.S. strains of Porcine sapelovirus
N. Luong, M. Trudeau, H. Verma, S. K. Mor, J. Erber and S. M. Goyal

Recent Research Reports


Impact on reproductive performance of a sow herd vaccinated with Ingelvac Circoflex(R)
M Misener, G Cunningham, E Sanford

Impact of testing samples in triplicate when analyzing for PCV2 using QPCR
Kent Doolittle, Fred Sylvia, Wayne Chittick MS, Jack Gallup PhD, Brian Payne DVM

Evaluation of age dependent vaccination on piglet antibody response to Fostera™ PCV
Andrew Kryzer, BS; John Deen, DVM, PhD; Andrea Pitkin, DVM, MS; Clark Huinker, DVM, MS; Darrell Neuberger, DVM

Recent Research Reports

PRRS virus

Towards the near real-time risk assessment, surveillance and modeling of swine diseases: The example of PRRS and PED within the disease bioportal
A F A Pires, D. Polson, R. Main, E. Mondaca-Fernandez, E. Johnson, D. Holtkamp, K. Mueller, Z. Whedbee, A. Perez, B. Martínez-López

Frequency of abortions per week as indicator of PRRSV infection
DCL Linhares, RB Morrison

Frequency of PRRSV detection by PCR in the last positive test before herd was considered stable
DCL Linhares, RB Morrison

PRRS case study: Is it the resident virus or is it a new introduction?
N. Garbes, C. Pollard and E. Johnson

Case study of a gilt development acclimatization protocol in a PRRS control program and impact on breeding herd stability in a U.S. production system
E Diaz, A Oropeza, J Kolb, R Philips, M White

A summary of three large scale systems-based PRRS control projects
R Philips, J Kolb, A Oropeza, M White

Estimating the impact of live virus inoculation for PRRS control in a production system
A Oropeza, J Kolb, M White, R Philips

Decision model development for application of PRRS mitigation strategies post-weaning
E. Johnson and J. Lowe

Impact of Fostera(R) PRRS vaccination on contemporary PRRSV challenge
B. O’Brien, R. Fleck, P. Gauger, D. Magstadt

Impact of PRRS virus aerosols on air filtration efficiency as a function of particle size
C Alonso, M Torremorell, B. A. Olson

Investigation of the spread of PRRS virus between swine herds participating in an ARC&E project in Ontario using molecular and network data
AG Arruda, R Friendship, J Carpenter, K Hand, D Ojkic, Z Poljak

Recent Research Reports

Bacterial Diseases

Bacillus licheniformis and/or subtilis evaluation on nursery pig growth performance
D Nolan, R Cabrara, J Salyer

ERIC-PCR genotyping of Brachyspira hyodysenteriae isolates from swine herds in Brazil
K C P Reis, F A Vannucci, M R Henriques, L E M Bouillet, W V Guimaraes, D L Santos, L F Santos, J L Santos

Evaluation of autogenous inactivated vaccines to control swine dysentery – a pilot study
F A Vannucci, R Souza, M R Henriques, K C P Reis, L E M Bouillet, W Guimaraes, D L Santos, L F Santos, J L Santos

Detection of Lawsonia intracellularis antibodies in oral fluid samples from experimentally challenged swine
MP Gabardo; TP Resende, LVA Otoni, LA Rezende, RMC Guedes

Clinical studies evaluating the efficacy of Pulmotil(R) AC (Aqueous Concentrate) for the control of naturally occurring swine respiratory disease
Greg Armbruster, DVM, MBA

Quantitative assessment of prevalence and severity to understand impact of therapy to control Mycoplasma hyosynoviae instigated lesions in an endemic herd
S Probst Miller; A Ramirez

Two week onset of immunity evaluation of Salmonella Choleraesuis–Typhimurium attenuated live culture vaccine in two-week-old pigs
R Smiley, TJ Kaiser, DM Jordan, G Cline, K Saddoris-Clemons, B Fergen, J Husa

Salmonella choleraesuis–typhimurium attenuated live culture vaccine efficacy evaluation in two-week-old pigs with S. choleraesuis
TJ Kaiser, KT Claxton, DM Jordan, G Cline, K Saddoris-Clemons, WL Bryson

Efficacy of a Salmonella typhimurium and Salmonella choleraesuis combination vaccine against S. typhimurium challenge in growing pigs
G Cline, TJ Kaiser, KT Claxton, DM Jordan, WL Bryson

Lack of fecal shedding of Enterisol(R) Ileitis following vaccination in 8 week old pigs
T Fangman, G Hartsook, K Schnarre, K Saddoris-Clemons, G Cline

Assessment of the Mycoplasma hyopneumoniae infection dynamics in the gilt development process and sow herd by serologic profiling
J Calveyra, G Schagemann, E Fano

Comparative study of different E. coli-Clostridium vaccines by measuring antibody levels of E. coli virulence factors
J. S. Martinez, V. Sevilla, P. Fuentes, M. Martínez, R. Santamaria, M. Jimenez, R. Menjón

Comparative genomic analysis of seven M. hyosynoviae strains
Keith Wilson, Eric A Bumgardner, Russell F Bey, Douglas L. Stine, Paulraj K Lawrence

Detection of Tylvalosin (Aivlosin(R)) in synovial fluid from nursery pigs
J Bates, P Canning, K Hammen, L Karriker, R Kaptur, D Rosener, J Coetzee

Molecular characterization of emerging “Brachyspira hampsonii”
NS Mirajkar, AZ Bekele, Y Chander, CJ Gebhart

Allen D. Leman Swine Conference (2015)

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 

Keynote Presentations

Evolution and Change - Preparing for Tomorrow
Glenn Stolt and Jeff Rusch

SHIC and Where We Are AT Today
Paul Sundberg

Diagnostic Cases of Muscle Disease in Swine

A case of ionophore toxicity in swine
Rebecca Robbins

Ionophore diagnostics
Matt Sturos

Tremors in pigs
Stephanie Rossow

M. hyopneumoniae - Glilts & BAH/Exposure Programs

Mark Schwartz: Cost of M. hyopneumoniae in Growing Pigs
Mark Schwartz

Tools for molecular characterization of M. hyopneumoniae
Doug Marthaler & Maria Pieters

Growing Pig Research

Outstanding student presentations from 2015 Midwest Animal Science Meeting

Effects of strategic pellet feeding regimens on finishing pig growth performance, stomach morphology, and carcass characteristics
Jon De Jong

Effects of reduced oil distillers dried grains with solubles and soybean oil on dietary lysine, fat, and fiber digestibility in corn based diets fed to growing pigs
John Patience

Evaluation of Equations to Predict Carcass Fat Iodine Value
Fangzhou (Arkin) Wu

The importance of implementing a by-product withdraw strategy prior to slaughter in finishing pigs: A review of strategies that mitigate the negative impact on carcass yield
Kyle Coble

Feeding Enzymes to Enhance Growth

Overview of Enzymes
Pedro Urriola

Evaluating Nutrient Uplift when Feeding Xylanase
Young-Dal Jang

Improving Finish Pig Viability by using Xylanase
Dean Boyd

Antibiotic Use-Countdown to Guidance 213

What Will it Mean for Producers
Liz Wagstrom

VFDs and Practice
Laura Bruner

Countdown to Guidance 213 Practitioner View - Company
Pete Thomas

Managing Expectations
Peter Davies

Lessons learned from investigation of vesicular diseases in swine

Clinical Presentation and Epidemiological Distribution
Daniel Linhares

Diagnostic investigation of Senecavirus A-associated diseases in Brazil and US
Fabio Vannucci


In-depth outbreak investigation
Dyneah Classen

How to keep a region free of PEDV (Yucatan) in a PEDV-positive country (Mexico)
Hector Garcia

Managine acute and chronic PEDv in sow herds: what have we learned so far?
Luc Dufrense

Sow Research

Outstanding student presentations from 2015 Midwest Animal Science Meeting

Effects of lysine and energy intake during late gestation on reproductive performance of gilts and sows under commercial conditions
Marcio Goncalves

Effect of vitamin injection pre-farrowing on antioxidant enzymes and performance of nursery pigs
Jordan Gebhardt

Enhancing Energy Utilization and the Role of Fat

Financial Considerations in Setting Diet Energy Specifications
Dean Boyd

Assessing lipid quality and effects on swine health and performance
Jerry Shurson

Dietary Fat: It is much more than an Energy Source to the Pig
John Patience

Politics of Pork

Regulatory and Legal Issues Impacting Pork Production
Gary Koch

Putting "Science into Practice"

10 Things you may not know about Ascaris summ*
Jeremy Pittman

Putting "Science into Practice" Using my PhD in Practice
Matt Allerson

Cases Showing "Value" of Board Certification
Lisa Tokach

New Research on Influenza

Prevalence, seasonality and control of influenza infections in breeding herds
Fabian Chamba

Airborne Transmission of Highly Pathogenic Avian Influenza Virus
Carmen Alonso

Using Records for Benchmarking and Operations

Use of Records for Benchmarking Purposes
Ken Stalder

Data Integrity
Greg Bilbrey

Survival of PEDV in Feed, Feed Ingredients & Interventions

Survival and Mitigation Strategies of PEDV and SDCoV in feed
Pedro Urriola

Feed Mitigation Strategies
Cassie Jones


Group formation and mixing times for gestating sows
Jennifer Brown

Practical Considerations for Adoption of Group Sow Housing
Chris Rademacher

Comparison of nursery pig behavior assessed using human observation and digital-image evaluation methodologies
Tom Fangman

PRRS 1-7-4

Applications of Bayesian phylodynamic methods to the investigation of the recent 1-7-4 PRRSv outbreak
Andres Perez

Sow Health Monitoring Project
Carl Betlach

Assessing impact of 1-7-4 on wean to finish pig health
Daniel Linhares

Risk Factors for Sow Culling
George Foxcroft

Sow Lifetime Productivity

The Importance of Nutrition during Gilt Development
Jeff Vallet

Litter of Origin on Lifetime Productivity
Jenny Patterson

Feed Mill Biosecurity

What can we do in Feed Processing to Reduce Risk
Jason Woodworth

Reducing Pathogen Transmission at the Feed Mill
Laura Greiner

Hot Topics

What's Hot in Pork Safety?
Peter Davies

Case Reports from Senecavirus A
Chris Rademacher

Recent Research Reports

Viral Diseases

PE Piñeyro, SP. Kenney, LG Giménez-Lirola, T Opriessnig, D Tian, CL Heffron, and XJ Meng

I. Hernández-Caravaca, D. Escribano, V. Blasco-Gil, Figueras Gourgues S., Rodriguez-Vega V., J. Cerón

Hernández-Caravaca I., J.A Lopez, Escribano D., Figueras Gourgues S., Rodriguez-Vega V., Cerón J.

ML Keith, NC Martinon, JG Calvert, RG Ankenbauer, YA Diamondidis, VL King, MC Lenz, DS Pearce

K. M. Cottingim, M. P. Trudeau, H. Verma, F. Sampedro, P. E. Urriola, G. C. Shurson, S. M. Goyal

Pablo Valdes-Donoso, Lovell S. Jarvis, Dave Wright, Julio Alvarez, Andres M. Perez

R. Fleck, D. Amodie, B. O’Brien, P. Gauger, D. Magstadt

J Seate, A Scheidt, B Payne

Liande Zhu, Aiguo Wang, Jianwei Qi, Jun Zhao, Liangke Su

J Angulo, JRD Allison, JG Calvert, B O’Brien, RG Ankenbauer

R. Lippke, J. Calveyra, E Fano

CMT Dvorak, BJ Payne, JL Seate, MP Murtaug

M.P. Trudeau, K. M. Cottingim, H. Verma, F. Sampedro, P.E. Urriola, G.C. Shurson, S. M. Goyal

EA Bumgardner, R Batman, PK Lawrence

G. Nitzel, J. Bubolz, M. Smutzer, P. Runnels, L. Taylor

G. Nitzel, J. Bubolz, M. Smutzer, P. Runnels, L. Taylor

AG Arruda, R Friendship, J Carpenter, H. Kand, Z Poljak

V Neira, B Brito, J Mena, M Torremorell, M Culhane, S Dee, M Johow, C Mathieu, R Ortega

VM Neira, M Saavedra, B Brito, K. Tapia, R Tapia, D Jimenez, M Culhane, M Torremorell, RA Medina

RA Leme, SA Headley, TES Oliveira, M Yang, R Gomes, C Feronato, AF Alfieri, AA Alfieri

LA White, M Torremorell, ME Craft,

Schelkopf AC, Magstadt DR, Arruda BL, Arruda PHE, Zimmerman JJ, Wetzell T, Dee SA, Madson DM

Recent Research Reports

Bacterial Diseases

A Sponheim; E Fano; D Polson; K Doolittle, M Pieters

Thomas Marsteller, Brandon Carter, Kevin Eggers, Robert Evelsizer, James Mark Hammer

EA Bumgardner, BL Wiener, PK Lawrence

Keith Erlandson, Brandon Carter, Eric Christianson, Tom Marsteller

L.F. Dos Santos, M. Clavijo, S. Sreevatsan, A. Rovira, M.A.S. Moreira, M. Pieters

TP Resende; MP Gabardo; CER Pereira; RMC Guedes

T Fangman, G Cline

J Calveyra, R Lippke, E Fano

A. Mueller, N. Winkelman, R. Fleck, D. King, D. Amodie

AB Smith, JS Nickell, TL Settje, DJ Keil

CM Malgarin, KL Takeuti, AC de Lara, AF Amaral, LM Jühlich, DESN Barcellos

MP Gabardo, TP Rezende, J.P Sato, AGS Daniel, CER Pereira, MR Andrade, RMC Guedes

N Macedo, M Cheeran, A Rovira, M Torremorell

Sun Jisun, Yang My, Davies R. Peter*

T Fangman, D Baumert, T Painter, B Whitt, M Ptaschinski, G Cline

Recent Research Reports

Feed Nutrition

JD Crenshaw, D Bussiéres, J Polo, JM Campbell

R. Fleck, D.A. Nelson, C. Fralick, D. Amodie

Laura Klatte, Alfons Heseker, C. Wecke

Georg Dusel, Katharina Schuh, Sigrid Seelhorst, Alfons Heseker

KD Vande Pol, NS Grohmann, TE Weber, MJ Ritter, M Ellis

Recent Research Reports


SM Curry, KA Gibson, ER Burrough, KJ Schwartz, KJ Yoon, and NK Gabler

Recent Research Reports


S Tani, C Piñeiro, Y Koketsu

MB Menega, APG Mellagi, ML Bernardi, I Wentz FP Bortolozzo

Duttlinger, V., D. W. Newcom, C. Witte, M. Brubaker, S. E. Lawrence, C. Dematawewa, K. J. Stalder

Recent Research Reports


Research Reports Contents
Conference Committee

L. Pfleiderer, M-C. Poulin

Ana Alba-Casals, Andres Perez, Robert B Morrison

CG McVey

TS Gaggini, A Panzardi, TCF Silva, R Nunes, A Silva, MLG Rezende

MK Pierdon, TD Parsons

Allen D. Leman Swine Conference (2016)

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 

Keynote Presentations

Video Presentations

Growth of a Pig Production Business, Consumer Challenges, Strategies, and Opportunities
Bradley Wolter and Aaron Gaines

The GMO Debate: Twenty Years of Animal Health and Livestock Feeding Studies
Alison Van Eenennaam

Pijoan Lecture: Antibiotic Use in Swine Production -- Where Is It At and Where Is It Going?
Peter Davies

Distinguished Speaker Series: The #Scicomm Challenge Facing Animal Agriculture
Alison Van Eenennaam

Disease Diagnostics and Cases

Video Presentations

Use of NGS for Whole Genome Analysis of Pathogens
Doug Marthaler

Metagenomic Sequencing for Virus Discovery and Characterization
Ben Hause

Applications of Next-Generation Sequencing
Stephanie Rossow

Back to the Future: Diagnostic Considerations in a Growth-Promoter Free Industry
Fabio Vannucci

The Swine Gut Microbiota: Status and Outlook
Heather K. Allen

Early-Colonizing Bacteria in the GI Tract: Lessons from Poultry and Strategies for Swine
Tom Rehberger

RV Epidemiology
Doug Marthaler

Practical Approached to Managing Suckling Pig Rotavirus Infection
Laura Greiner

Swine Health Research

Video Presentations

Is your Herd Mycoplasma Hyopneumoniae Negative?
Amanda Sponheim

Current Efforts for Mycoplasma Hyopneumoniae Control
Maria Pieters

Field Experience with Myciplasma Hyosynoviae Lameness in Grow-Finishers
Megan Schnur

Summary on Recent Time-to-PRRS-Stability Research
Daniel Linhares

A National Plan for PRRSV Elimination
Montse Torremorell

Elimination of Influenza A from Swine Herds
Bob Thompson

Regional Surveillance and Control Strategies for Influenza in Swine: It Takes a Province
Susan Detmer

Production #1

Video Presentations

Marketing Strategies
Mike Brumm

Estimating the Impact of Floor Space Allowance on the Late-Finishing Pig Performance
Josh Flohr

How We Implement Marketing
Kyle Coble

Evaluating Maternal Vitamin D Supplementation on Sow and Subsequent Pig Performance
Josh Flohr

Initiation of Bone Lesions in Young Growing Pigs and the Importance of Maternal Nutrition
Laura Amundson

Objective Feet and Leg Structure Between Selection and Second Gestation and Gestation Ages
Joseph Stock

Overview of the Recent AA Work in Growing Pigs
Annie Clark

Infection with PRRSV Affects Body Protein Deposition and Alters Amino Acid Metabolism in Growing Pigs
W.D. Stuart

Overview of Dietary Fat Source, Digestibility, and Pig Growth and Carcass Performance
Trey Kellner

Production #2

Video Presentations

Measuring Genetic Trends and Current State of the Industry
Pedro Urriola

Latest Field Research and Available Tools to Evaluate and Improve Feed Efficiency
Jason Woodworth

Influence of Wean Age and Disease Challenge on Progeny Lifetime Performance
David Rosero

Impact of Wean Age and Feeding Program on Nursery Performance
Christina Phillips

Genetic Influences on Robustness of Weaned Pigs
William Herring

How Synchronization Works and How to Make it Work Better
Jenny Patterson

Impact on Health and Productivity
Dave Baumert

VFD Applications: Production System View
Pete Thomas

Hanson Lecture: Changes in Antimicrobial Use-Practitioner
Paul Ruen

Public-Production Interface

Video Presentations

Coordinated, National Transboundary Disease Response Plan
Patrick Webb

Continuing Diagnostic Investigation: Detection of a Novel Sapelovirus
Paulo Arruda

The Smithfield Experience: Comparing ESF and Trough Feeding
Ashley DeDecker

Weaning Sow Directly into Group Housing: Effects on Aggression, Physiology, and Productivity
Jennifer Brown

Emergence of Monophasic Salmonella Typhimurium in the US: Looking through the Minnesota VDL Keyhole
Julio Alvarez

Investigation of Land Coverage and Elevation as Risk Factors for PRRS Breaks
Andreia Arruda

Unusual Cases of Viral CNS Disease
Albert Rovira


Recent Research Reports

Improvement of Mycoplasma hyopneumoniae Culture and Isolation Focusing on Sample Selection and Handling
Anderson, Alyssa,1 Dalquist, L.,2 Leuwerke, B.,2 Sponheim, A.,3 Fano, E.,3 Pieters, M.1 1Veterinary Population Medicine Department, College of Veterinary Medicine, University of Minnesota, St. Paul, MN. 2Swine Veterinary Center, St. Peter, MN. 3Boehringer Ingelheim Vetmedica, Inc., St. Joseph, MO, USA

Mycoplasma hyopneumoniae Molecular Characterization and Analysis Tools to Understand Transmission Patterns Within and Between Endeminc Swine Populations
Laura Dalquist,1 Amanda Sponheim,2,3 Eduardo Fano,2 Alyssa Anderson,3 Maria Pieters3; 1Swine Vet Center, MN, USA; 2Boehringer Ingelheim Vetmedica, Inc., MO, USA; 3University of Minnesota, MN, USA

Field Application of Mycoplasma hyopneumoniae Molecular Characterization and Analysis Tools in Outbreak Investigations after Elimination Efforts
Fano, Eduardo; Sponheim, Amanda, Boehringer Ingelheim Vetmedica, Inc., St. Joseph, MO; Dalquist, Laura; Swine Vet Center, Anderson, Alyssa, Pieters, Maria; University of Minnesota, St. Paul, MN, USA

Antimicrobial Susceptibility and Virulence Profiles of Non-Typhoidal Salmonella enterica Isolates Obtained from Porcine Clinical Samples Received at the Minnesota Veterinary Diagnostic Laboratory
Hayer, Shivdeep; Hong, Samuel; Perez, Andres; Alvarez, Julio; Alshalchi, Sahar; Rovira, Albert; Olsen, Karen; Vidovic, Sinis; College of Veterinary Medicine, University of Minnesota, St. Paul, MN USA

Space-Time Analysis of Porcine Reproductive and Respiratory Syndrome (PRRS) in Midwestern Sow Farms During 2011 -2015
Kanankege, K.S.T.1, VanderWaal, K.L.1, Morrison B.M.1, Perez, A.M1; ; 1Department of Population Medicine, College of Veterinary Medicine, University of Minnesota, USA

Evaluation of Aivlosin® (Tylvalosin) Type A Medicated Article for 14 Days and Tylan® (Tylosin) Medicated Feed for 21 Days, in the Control of an Artificial Infection of Lawsonia intracellularis in Pigs
Ronald Kaptur Jr,1 DVM; Dan Rosener,1 DVM; Elizabeth Abbott2, BVMS, PhD, MRCVS, Rickie Domangue3, PhD, Kelly Lechtenberg4, DVM, PhD, Nathan Winkelman5, DVM, Kathleen Rooney6, MS, DVM 1Pharmgate Animal Health, Omaha, Nebraska; 2ECO Animal Health, London, United Kingdom; 3Statistical Consulting Services, Broadway, Virginia; 4Central States Research Centre, Inc., Oakland, Nebraska, 5Swine Services Unlimited Inc., Rice, Minnesota, 6The Veterinary Consultancy, LLC., Kalamazoo, MI

Vaccination Against Lawsonia intracellularis Leads to Decreased Salmonella enterica serovar Typhimurium Shedding in Co-infected Animals
Fernando Leite1, Connie Gebhart1, Randall Singer1, Richard Isaacson1 1University of Minnesota, St. Paul, MN USA

A Novel Diagnostic Platform for in situ Detection and Subtyping of Emerging and Endemic of Swine Pathogens
TP Resende1; D Marthaler2; FA Vannucci2 1 Department of Veterinary and Biomedical Sciences 2 University of Minnesota Veterinary Diagnostic Laboratory College of Veterinary Medicine, University of Minnesota, St. Paul, MN, USA

Preliminary Results on Tonsillar Colonization of Dams and Their Offspring by M. hyorhinis and M. hyosynoviae prior to weaning
Luiza R. Roos1, Maria Pieters1 1Veterinary Population Medicine Department, College of Veterinary Medicine, University of Minnesota, St. Paul, MN USA

Retrospective Study Evaluating the Efficacy of Ingelvac MycoFLEX in 16 French Farms
Rouillier J.1, Spindler C.1, Gauthier N.1, Jagu R.2, Messager I.2 1SELAS Vétérinaire de la Hunaudaye, 22640 Plestan, France, 2Boehringer Ingelheim France, 51100 Reims, FRANCE

Low Pathogenicity of an Atypical Brachyspira hyodysenteriae Isolate
JPH Sato; CER Pereira; AGS Daniel; NR Macedo; MP Gabardo; LVA Otoni; MR Andrade; RP Laub; JAB Zarate; RMC Guedes; Animal Pathology Laboratory, Department of Veterinary Clinic and Surgery, Veterinary School, Universidade Federal de Minas Gerais, BRAZIL

Comparison of Duration of Efficacy of Ceftiofur Crystalline Free Acid Versus Enrofloxacin in an Actinobacillus pleuropneumoniae Challenge Model
Bobby Cowles, DVM, MS, MBAa, Michael Senn, DVM, MSa, Deborah Amodie MSa, Adam Mueller DVMb, aZoetis Inc. Florham Park NJ USA, bSwine Services Unlimited INC, Rice MN USA

Duration of Immunity to Mycoplasma hyopneumoniae Following Intramuscular Administration of an Experimental PCV MH Vaccine
M. Smutzer BS1, G. Nitzel MS1, J. Johnson DVM1, Y. Diamondidis, DVM1, L. Taylor MS1, M. Bandrick DVM, PhD1 ; Zoetis Inc., Veterinary Medical Research and Development, Kalamazoo, MI, USA

Dynamics of Mycoplasma Hyopneumoniae Infection of Replacement Gilts of Brazilian Multipler Herds
K L Takeuti¹, C P Andrade¹, L L de Almeida², D C L Linhares3, D E S N Barcellos¹ ¹UFRGS, Brazil ²IPVDF, BRAZIL, 3Iowa State University, USA

Annual Occurrence of Mycotoxins in US Corn Darvested from 2012 to 2015
Erika Hendel;1 Raj Murugesan1, S. Maria Mendoza1, Timothy Jenkins2 1BIOMIN America, Inc., San Antonio, TX, USA; 1BIOMIN Holding GmbH, Getzersdorf, AUSTRIA

Effect of Vaccination with a Modified Live Porcine Reproductive and Respiratory Syndrome Virus Vaccine on Growth Performance in Fattening Pigs under Field Conditions
Kwang-Soo Lyoo1), Jong-Young Choi2), Hye-Kwon Kim2), Tae-Wook Hahn2) 1)Korea Zoonosis Research Institute, Chonbuk National University, 2)College of Veterinary Medicine, Kangwon National University, SOUTH KOREA

Apparent Ileal Digestibility & Growth Performance in Piglets as Influenced by Supplementation with Isoquinoline Alkaloids or Naringin
Klaus Männer1, Valeria Artuso2, Tobias Steiner2, Armin Müller2, Jürgen Zentek1 1Free University of Berlin, KöniginLuise-Straße 49, 14195 Berlin, Germany 2Phytobiotics Futterzusatzstoffe GmbH, Wallufer Straße 10a, 65343 Eltville, GERMANY

Improvement in Piglet Performance and Gut Health with new Bacillus subtilis Probiotic
Nielsen Bea, PhD, Team Manager, Innovation Dept., Cernat R.C., PhD. Senior Research Scientist Chr. Hansen A/S, Bøge Alle 10-12, 2970 Hørsholm, DENMARK

Narasin Toxicosis in Lactation Sows
A Palomo Yagüe, SETNA NUTRICIÓN S.A.U.- InVivo NSA . PI Santa Ana c/El Clavo, 1 Madrid, SPAIN

Improved Livability with the Use of Wean FuelTM for Nursery Pigs Fed Either a Simple High Soybean Meal Diet or a Complex High Lysine Diet
F. Sandberg1, S. England1, C. Phillips2, B. Mitteness2, S. Anderson2, and M. Bible1 1Furst-McNess Company, Freeport, IL; 2Camas, Inc., Le Center, MN USA

Effects of Hostazym X on Pigs during Late Nursery and Finishing on Growth Performance and Death Loss
C. Sparks, R. Cabrera and D. Nolan; Huvepharma US Peachtree City, Georgia USA

In vitro Cytotoxicity Test and Antiviral Activity of Tumeric Extract Against PRRS Virus
Pemika Anantikulchai*, Pandhira Emprom*, Kidsadagon Pringproa**, Panuwat Yamsakul* *Dapartment of Food Animal Clinic, Faculty of Veterinary Medicine, Chiang Mai University, Thailand **Department of Veterinary Bioscience and Veterinary Public Health, Faculty of Veterinary Medicine, Chiang Mai University, Thailand

Analysis of the Efficacy of Alquernat Immuplus as a Natural Immune Booster vs. Levamisole (Well-Known Chemical Immune Booster at a Specific Dose)
Ajuwon, K.M. and Yan, H., Purdue University; Biovet, S.A., SPAIN

Magnetic Resonance Imaging as a Tool to Detect Local Tissue Reactions After Vaccination in Piglets
Bernau, Maren; Kraus, A.S.; Schwanitz, S.; Scholz; Livestock Center Oberschleissheim, Ludwig-Maximilians-University Munich, GERMANY

Growth Performance in Piglets After Vaccination
Bernau, Maren; Kraus, A.S.; Schwanitz, S.; Scholz; Livestock Center Oberschleissheim, Ludwig-Maximilians-University Munich, GERMANY

Porcine Reproductive and Respiratory Syndrome Genetic Resistance: An Online Course at Destination of Swine Experts and Professionals
Perle Boyer, Montserrat Torremorell, University of Minnesota, College of Veterinary Medicine, St. Paul, MN USA

Concentration of Tylvalosin in the Synovial Fluid and Plasma of Pigs When Administered Orally in the Drinking Water for Five Consecutive Days at Label Dose
P. Canning,1 DVM; K. Skoland,1 BS; J. Bates,1 DVM; R. Kaptur,2 DVM; D. Rosener,2 DVM; S. Rajewski,3 BS, PhD; J Coetzee,3 BVSc, Cert CHP, PhD, DACVCP; A. Ramirez, 1 DVM, MPH, PhD, DACVPM; L. Karriker,1 DVM, MS, DACVPM; 1Swine Medicine Education Center, Iowa State University, Ames, USA; 2Pharmgate Animal Health, Ames, USA; 3Pharmacology Analytical Support Team (PhAST), Iowa State University, Ames, USA

Control Measures for Foot-and-Mouth Disease in Swine Farms in the USA Estimated Using Simulation Modeling
Irene Iglesias1*, Kimberly VanderWaal1, Fernando Sampedro1, Amy Kinsley1, Tim J.Goldsmith1, Andres Perez1; 1 Department of Veterinary Population Medicine, University of Minnesota, St. Paul, MN USA.

Co-localization of Lawsonia intracellularis and Proliferative Markers in Affected Pigs Demonstrated by Dual-Color RNA in situ Hybridization
TP Resende1; FA Vannucci2; CJ Gebhart1,2 1 Department of Veterinary and Biomedical Sciences 2 University of Minnesota Veterinary Diagnostic Laboratory College of Veterinary Medicine, University of Minnesota, St. Paul, MN, USA

Impact of Porcine Epidemic Diarrhea (PED) on Reproductive Performance in F1 Crossbred Sows
Aina Furutani1, Tadahiro Kawabata2, Yosuke Sasaki1 1University of Miyazaki, 2Kagoshima Prefectural Economics Federation of Agricultural Cooperatives, JAPAN

The Effects of Improvest® on Carcass Cutability and Belly Quality: A Meta-Analysis
B.N. Harsh*, B. Cowles, R.C. Johnson, D.S. Pollmann#, A.L. Schroeder, A.C. Dilger, D.D. Boler*; * Department of Animal Sciences, University of Illinois, Urbana-Champaign, IL 61801 Zoetis, Inc., Kalamazoo, MI, 49007; Choice Genetics USA, Des Moines, IA, 50266; # DSP Consulting LLC, Alpine, UT, 84004 USA

Evaluating Disease Behavior and Health Interventions Using Pattern Classification of In-Process Performance in Animal Cohorts for Flows and Systems
Erin Lowe, D Polson; Boehringer Ingelheim Vetmedica, Inc., MO USA

Impact of Piglet Birthweight on Post-weaning Performance and System Profitability
D. W. Newcom, National Swine Registry, West Lafayette, IN USA

Virulence of Currently Circulating PRRSV Isolates under Experimental Conditions
A Patterson, G Haiwick, J Victoria, J Hermann, R Philips Boehringer Ingelheim Vetmedica, Inc., MO, USA

Lesion Scores and Productivity throughout Gestation for Sows in a Large Dynamic Group Fed Via Electronic Sow Feeder
Meghann Pierdon1, VMD, Raymond Boston1, PhD, Thomas Parsons1, VMD, PhD 1University of Pennsylvania School of Veterinary Medicine

Assessment of Porcine Reproductive and Respiratory Syndrome (PRRS) Impact in US Sow Farms
Valdes-Donoso, P.12, Alvarez, J.1, Morrison, R.1, Jarvis, L.S. 2, and Perez. A1. 1Department of Veterinary Population Medicine, College of Veterinary Medicine, University of Minnesota, St. Paul, MN, USA; 2Department of Agricultural and Resource Economics, University of California Davis, Davis, CA, USA

Impacts of Birth Weight on Ovarian Follicle Development in 150-day Old Gilts
Almeida, Fernando, Federal University of Minas, Gerais; Alvarenga-Dias, Ana Luisa, Federal University of Uberlandia; Moreira, Leticia, Federal University of Minas Gerais Aparecida; Fiuiza, Aparecida, Federal University of Minas Gerais; ChiariniGarcia, Helio, Federal University of Minas Gerais, BRAZIL

Administration of Melatonin during the Follicular and Early Luteal Phase to Mimic Short Days and Minimize Seasonal Infertility for Prepubertal Gilts Housed under Differing Hours of Light and Heat
Arend, Lidia; Knox, Robert; Duangkamol, Phoophitphong; University of Illinois Urbana-Champaign; USA

Using Crossbred Field Reproduction Data to Select Pure Line Animals
Marcos S. Lopes1, John Eggert2, John W.M. Bastiaansen3, Egbert F. Knol1 (1)Topigs Norsvin Research Center, Beuningen, the Netherlands, (2)Topigs Norsvin, Burnsville, USA, (3) Wageningen University, Wageningen, NETHERLANDS

VEGF-receptor System Immunoreaction in Subepithelial Endometrium Area in Healthy and Arresting Iberian Pig Attachment Sites
A Palomo Yagüe , MA Sánchez, RA García-Fernández, B Sánchez, P García-Palencia, C Naranjo, JM Flores, Dept. Animal Medicine and Surgery, Faculty Veterinary Sciences, Complutense University Madrid, SPAIN

The Influence of Air Contact on the Quality of Extended Boar Semen
CV Ribeiro1, JL Moroni1, MB Menegat1, APG Mellagi1, ML Bernardi2, I Wentz1 and FP Bortolozzo1 1Setor de Suínos, Favet-Universidade Federal do Rio Grande do Sul, Porto Alegre-RS, Brazil; 2Departamento de Zootecnia, FAgroUFRGS, Porto Alegre-RS, BRAZIL

Investigation of Land Coverage and Elevation as Risk Factors for PRRS Breaks
Arruda, Andreia, Morrison, Robert, Vilalta, Carles, Perez, Andres; University of Minnesota USA

Efficacy of Porcine Epidemic Diarrhe a Vaccine When Administered to Sows and Evaluated by Piglet Challenge at One Day of Age
Bandrick, Meggan, D. Fredrickson, L. Taylor, J. Johnson, S. Zager, J. Marx, V. Rapp-Gabrielson; Zoetis Inc., Veterinary Medical Research and Development, Kalamazoo, MI, USA

Use of Phylogenetic Analysis of Concatenated Structural Sequences as a Means of Differentiating PRRSV Strains
Baumgardner, Eric; Lawrence, P.K., Newport Laboratories, Inc., Worthing, MN USA

Impact of Bacillus subtilis C-3102 (Calsporin®) on Enteric Histopathology in Nursery Pigs after Challenge with Porcine Epidemic Diarrhea Virus (PEDv)
P. Canning1, C. Ruston1, D. Madson2, J Bates1, K. Skoland1, J. Davenport1, C. Wang3, Q. Chen2,J. Zhang2, L. Karriker1; 1Swine Medicine Education Center, Iowa State University College of Veterinary Medicine, 2412 Lloyd Veterinary Medical Center, Ames, IA 50011 2Veterinary Diagnostic Laboratory, Iowa State University 3Veterinary Diagnostic and Production Animal Medicine, Iowa State University College of Veterinary Medicine, 2412 Lloyd Veterinary Medical Center, Ames, IA 50011

Modeling the Transboundary Risk of Feed Ingredients Contaminated with Porcine Epidemic Diarrhea Virus
Dee, Scott; Neill, Casey; Spronk, Gordon; Pipestone Applied Research, Singrey, Aaron; Clement, Travis; ChristopherHennings, Jane; Nelson, Eric; Animal Disease Research and Diagnostic Laboratory, South Dakota State University, Chochrane, Roger; Jones, Cassandra; Department of Grain Science, Kansas State University, Patterson, Gilbert; Center for Animal Health and Food Safety, University of Minnesota, USA

Infection Dynamics and Pathogenesis of Senecavirus A Swine
Diel, Diego G.; Joshi, Lok R.; Fernandes, Maureen V.H.; Clement, Gravis; Lawson, Steven; Nelson, Eric A.; Animal Disease Research and Diagnostic Laboratory, Department of Veterinary and Biomedical Sciences, South Dakota State University, Resende, Tatine P.; Vanucci, Fabio A.; Veterinary Diagnostic laboratory, University of Minnesota, St. Paul, MN USA

Evidence of Senecavirus A Replication in Tonsillar Lymphoid Cells
TP Resende1; LR Joshi2; M Sturos1; EA Nelson2; FA Vannucci1 DG. Diel2 1 University of Minnesota Veterinary Diagnostic Laboratory College of Veterinary Medicine, University of Minnesota, St. Paul, MN, USA 2 Animal Disease Research and Diagnostic Laboratory, Department of Veterinary and Biomedical Sciences, South Dakota State University, Brookings, 57007, SD, USA

Development of an Indirect Enzyme-linked Immunosorbent Assay for the Identification of Antibodies to Senecavirus A in Swine
Cheryl M.T. Dvorak1*, Zeynep Akkutay-Yoldar 2, Suzanne R. Stone1, Steven J. Tousignant3, Fabio Vannucci4, and Michael P. Murtaugh;1 1Department of Veterinary and Biomedical Sciences, University of Minnesota, 1971 Commonwealth Ave, St. Paul, MN 55108, USA; 2Ankara University, Faculty of Veterinary Medicine, Department of Virology, Diskapi 06110, Ankara, Turkey; 3Swine Vet Center P.A., 1608 S. Minnesota Ave, St. Peter, MN 56082, USA; 4Veterinary Population Medicine, University of Minnesota, 1365 Gortner Ave, St. Paul, MN 55108, USA

Characterizing Piglet Loss from PRRS Outbreak
Taylor Homann1, Carles Vilalta1, DVM, PhD, Bob Morrison1, DVM, MBA, PhD 1 University of Minnesota

Evolution and Protein Changes in Porcine Epidemic Diarrhea Virus in the United States
Matthew Jarvis1 , Ham Lam1 , Martha Nelson2 , Michael Murtaugh3 , Douglas Marthaler1 1Department of Veterinary Population Medicine, University of Minnesota, 2Division of International Epidemiology and Population Studies, Fogarty International Center, National Institutes of Health, Bethesda, 3Department of Veterinary and Biomedical Sciences

Classification and Description of 1-3-4 PRRS Virus Outbreaks Using MJPRRS Technology
K. Kinsley1, DVM, P. Novak2, L. Hanna2, and BK Kim2, PhD 1 Phibro Animal Health Corporation, Teaneck, NJ 07666 2 MJ Biologics, Mankato, MN 56001

NGS Informatics Pipelines for Unknown Pathogen Detection, Assembly, and Genome Evaluation
Todd Knutson, Matthew Jarvis, and Douglas Marthaler University of Minnesota, Department of Veterinary Population Medicine, Veterinary Diagnostic Laboratory. St. Paul, MN

Use of an Autogenous Vaccine to Improve Protection against a 1-7-4 PRRSV Strain
PK Lawrence1, EA Bumgardner1 1Newport Laboratories, Inc, Biological Development and Research Department, Worthington, MN, USA

Efficacy of an Experimental Swine Influenza Vaccine, Killed Virus, in Pigs Challenged With a Cluster IV-A H3N2 Swine Influenza A Virus
MC Lenz, VJ Rapp-Gabrielson. A Heinz, LP Taylor, J Johnson, T Hildebrand, K Segur, A Kaliyati, Y Diamondidis; Veterinary Medicine Research & Development, Zoetis, Kalamazoo, MI USA

Antigenic and Genetic Diversity of Cluster IV H3N2 Influenza A Viruses of Swine
VJ Rapp-Gabrielson1, MC Lenz1, MR Culhane;2 1Veterinary Medicine Research & Development, Zoetis, Kalamazoo, MI and 2University of Minnesota College of Veterinary Medicine, St. Paul, MN USA

Two-Year Stability of Bovine Serum Albumin Formulated with VaxLiantTM Adjuvants in CF-1 Mice
Tim Miller, Laura Trygstad, Melissa Inman, Mary Ann Pfannenstiel, William Swafford

Cross Protection Evaluation and Antigenic Diversity of Influenza A Viruses Prevalent in Intensive Swine Farms in Chile
Rodrigo Tapia1, Victoria García1, Miguel Vivar1, Sergio Bucarey1, Rafael Medina2, Víctor Neira1*. 1Facultad de Ciencias Veterinarias y Pecuarias, Universidad de Chile, Santiago, Chile. 2Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile

Microbiome Associations in Pigs with the Best and Worst Clinical Outcomes Following Co-infection with Porcine Reproductive and Respiratory Syndrome Virus (PRRSV) and Porcine Circovirus Type 2 (PCV2)
Megan C. Niederwerdera,b, Crystal J. Jaingc, James B. Thissenc, Ada Giselle Cino-Ozunaa,b, Kevin S. McLoughlind, and Raymond R. R. Rowlanda aDepartment of Diagnostic Medicine/Pathobiology, bKansas State Veterinary Diagnostic Laboratory, College of Veterinary Medicine, Kansas State University, 1800 Denison Avenue, Manhattan, Kansas 66506, USA. cPhysical & Life Sciences Directorate, dComputations Directorate, Lawrence Livermore National Laboratory, 7000 East Avenue, Livermore, California 94550, USA.

Evaluation of PRRSV Challenge Dose in Vaccinated Pigs
G Haiwick, A Neubauer, J Herman, M Roof, B Fergan, R Philips Boehringer Ingelheim Vetmedica, Inc. MO

Efficacy of Ingelvac PRRS® MLV Against a Heterologous PRRSV 1-7-4 RFLP Challenge
A. Patterson, B. Fergen, J. Hermann, G. Haiwick, R. Philips Boehringer Ingelheim Vetmedica, Inc., Ames, USA

Epidemiological Information of Porcine Epidemic Diarrhea During the First Epidemic Year (2013 to 2014) in the Southern Part of Kyushu Island, Japan
Y. Sasaki, J. Alvarez, A. Perez, S. Sekiguchi and M. Sueyoshi University of Miyazaki, Miyazaki 889-2192, Japan

Phylogenetic and Antigenic Characteristics of the Hemagglutinin Gene of Swine-origin Influenza A Virus in Chile
Rodrigo Tapia1, Victoria García1, Sergio Bucarey1, Gonzalo Barriga2, Rafael Medina2, Víctor Neira1*. 1Facultad de Ciencias Veterinarias y Pecuarias, Universidad de Chile, Santiago, CHILE 2Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, CHILE

Comparative Pathogenesis and Characterization of Contemporary 1-7-4 PRRSV Isolates in Weanling Age Piglets
A.G.M. van Geelen, Kay Faaberg, Phani Das, Nestor Montiel, Laura Miller, Vikas Kulshreshtha, Alexa Buckley, and Kelly Lager, VPRU, ARS-USDA, Ames, IA USA

Comparison of Full Dose Versus Partial Dose of a Modified Live PRRS Vaccine
T Wetzell, G Anderson, R Philips; Boehringer Ingelheim Vetmedica, Inc., MO, USA

Performance Comparison of Partial Dosing to Full Dosing of Ingelvac PRRS® MLV
T Wetzell, R Philips, S. Playter; Boehringer Ingelheim Vetmedica, Inc., MO, USA

Stochastic Mathematical Modeling of Management Interventions to Control Influenza A Virus in Swine Breeding Herds
LA White1, M Torremorell2 & ME Craft2, 1 Department of Ecology, Evolution & Behavior, 2Department of Veterinary Population Medicine, University of Minnesota, St. Paul, U.S.A.