Oral Presentations 
AAAP Program Presentations Become Available for Viewing Online July 31, 2020
(Open Until Sept. 4, 2020)

Avian Influenza

Pathobiology of classical H7N1 and Gs/GD H5N8 highly pathogenic avian influenza viruses in different chicken breeds and role of Mx 2032 G/A polymorphism in infection outcome
Kateri Bertran, IRTA, Centre de Recerca en Sanitat Animal (CReSA, IRTA-UAB)

Vaccination Efficacy of Multivalent Recombinant Herpesvirus Turkey Vaccines Against Highly Pathogenic Avian Influenza
Miria Criado, USDA

Evaluation of protection of H5 vaccination regimes against early challenge with HPAI-H5N1 on commercial broiler chickens
Wael Elfeil, Suez Canal University, Ismailia, Egypt  CANCELED

Development of next-generation live attenuated influenza vaccines with elite interferon-inducing capabilities
Amir Ghorbani, The Ohio State University

Evaluation of the cross-antigenicity of two H9N2 vaccine strains assessed by HI-test using sixteen distinct AIV H9N2 antigens
Andreas Herrmann, MERIAL S.A.S.

T Cell Epitope Engineering Strategy to Improve the Immunogenicity of Avian Influenza H7N9 Vaccine
Hyesun Jang, University of Georgia

Characterization of a Novel Avian Influenza Live Virus Vaccine Based on Disruption of M2/M42 Gene Expression That Protects Against Clade 0 and Highly Pathogenic Avian Influenza
Darrell Kapczynski, USDA-ARS-USNPRC

Roles of the matrix and nucleoprotein genes on the virulence of H5N8 highly pathogenic avian influenza virus clade
Christina Leyson, Southeast Poultry Research Laboratory

Evaluation of environmental sample collection devices and target sampling areas for Avian Influenza detection in layer cages
Jongseo Mo, United States Department of Agriculture, Southeast Poultry Research Laboratory

Infectivity and transmission in turkeys and chickens of low and highly pathogenic avian influenza viruses from the 2020 outbreak in turkey farms in North Carolina and South Carolina
Mary Pantin-Jackwood, Southeast Poultry Research Lab, US National Poultry Research Center, US Dept. of Agriculture-Agricul


Trends in antimicrobial use and antimicrobial resistance in broiler chickens; impact of industry-wide antimicrobial use reduction strategy
Agnes Agunos, Public Health Agency of Canada

Effects of the in ovo Administration of the 6/85 Mycoplasma gallisepticum Vaccine on Layer Chicken Embryo Livability and Post-Hatch Performance
Abdulmohsen Alqhtani, Mississippi State University

Use of AMN to prevent Clostridium perfringens induced necrotic enteritis in broilers
David Diez Arias, Biovet, S.A.

Evaluation of the Effectiveness of a Direct-fed Microbial with an AGP and an Ionophore Coccidiostat to Reduce Salmonella heidelberg in Broilers
Charles Hofacre, Southern Poultry Research Group, Inc.

Development of a Mass Administered Vaccine for Prevention of Necrotic Enteritis in Broilers
Charles Hofacre, Southern Poultry Research Group, Inc.

Characterization of bacterial chondronecrosis with osteomyelitis (BCO) in broilers in a commercial setting
Elizabeth Kim, DuPont

Detection of Necrotic Enteritis (NE) B-Like Toxin in Biological Samples of NE-Afflicted Chickens by Capture Enzyme-Linked Immunosorbent Assay
Kyung-Woo Lee, ARS-USDA

Necrotizing Hepatitis Associated with Clostridium perfringens in Broiler Chicks
Valerie Marcano, University of Georgia

Characterization and Antimicrobial Resistance Patterns of Pasteurella multocida Isolates from Chickens in Mississippi
Eric Orozco, Mississippi State University PRDL

Genomic Analysis of Avibacterium paragallinarum from 2019 infectious coryza cases in the United States
Ha-Jung Roh, Ceva Animal Health

Genomic landscape of Ornithobacterium rhinotracheale in commercial turkey production in the United States
Emily Smith, University of Minnesota

Risk Factors Associated with the Incidence of Turkey Clostridial Dermatitis in Big Toms
Laura Tensa, Cargill Turkey & Cooked Meats

Bacteriology/Antimicrobial: Salmonella and E. Coli

Exploring the Fitness of Retail Poultry Escherichia coli to Cause Foodborne Urinary Tract Infections
Ananta Arukha, University of Florida

Colonization of Internal Organs by Salmonella Enteritidis and Salmonella Kentucky in Experimentally Infected Laying Hens in Indoor Cage-Free Housing
Richard Gast, USDA

Emergence of a Novel Salmonella enterica Serotype Reading Clone is Linked to its Expansion in Commercial Turkey Production
Timothy Johnson, University of Minnesota

Transmissible antibiotic resistance genes present in Escherichia coli and Salmonella from USA poultry
Daniel Karunakaran, Arm and Hammer Animal Nutrition

The Comparative Analysis of the Salmonella enterica subsp. enterica Serovar Infantis IncFIB Plasmid Genetic Sequence Would Aid to Identify Relevant Subtypes for Salmonella Control in Poultry
Roxana Sanchez Ingunza, Private Consulting - Poultry

Impact of E. coli vaccination on production performance of turkeys and E. coli ecology over time
Katie Stumvoll, Jennie-O Turkey Store

Autogenous Salmonella Vaccine Isolate Selection Process: Identifying Candidate Strains
Francene Van Sambeek, Elanco Animal Health

An Embryo Co-infection Model for Enterococcus faecalis and Avian Pathogenic E. coli Assesses Pathogenicity and Virulence of Polybacterial Infections
Grayson Walker, North Carolina State University College of Veterinary Medicine

Case Reports

Diagnosing and managing Inclusion Body Hepatitis outbreak in primary broiler breeders
Emma Castillo, Aviagen

A Case Report of Erysipelothrix rhusiopathiae Infection in Turkey Breeder Hens
Ana Paula Da Silva, UC Davis

Case Report:Clinical and Histopathological Findings in First Reported Case of False Layer Syndrome in Georgia
Karen Grogan, University of Georgia, PDRC

Salmonella Bacterin Induced Hepatopathy in Broiler Breeder Pullets
Eric Heskett, Case Farms

An Interesting Case of Pasteurella multocida “Like” Clinical Signs with a Slew of Organisms
Geoffrey Lossie, Purdue University College of Veterinary Medicine/Indiana Animal Disease Diagnostic Lab

Acute Hypocalcemia in a Flock of Commercial Egg Laying Chickens
Chase Miller, Elanco Animal Health     

On a Friday afternoon...
Kayla Niel, Hy-Line International

Case Report:A Unique Toxicity in Broiler Breeders
Eric Shepherd, University of Georgia Poultry Diagnostic and Research Center

Investigation of Increased Cases of Erysipelas in Commercial Turkeys
Stephen Williams, Butterball


Replication of HVT Single (HVT-ILT) and Double (HVT-ND-ILT) Constructs and Efficacy against Challenge in SPF Birds.
Ivan Alvarado, Merck Animal Health

Nanoparticle-based co-delivery of IBV antigen and adjuvant induces protective mucosal immunity in chickens
Hui-Wen Chen, National Taiwan University

Salmonella Strains Displaying ENhanced Innate Immunity Response Activators (ENIIRA) to Stimulate Innate Immunity to Enhance Protective Immunity
Roy Curtiss, University of Florida

Protective Effects of a Modified Live E. Coli Vaccine Against Homologous And Heterologous Challenges In Laying Hens
Manuel Da Costa, Zoetis

The Effective Use of Siderophore Receptor Proteins (SRP) as Antigens in Poultry Vaccines.
Dan Domingo, Epitopix LLC

Efficacy of two commercial infectious coryza vaccines after challenge with a serotype C Avibacterium paragallinarum strain isolated from outbreaks in layers and broilers in California

Rodrigo Gallardo, University of California, Davis

Alternative Approaches to Development of Vaccines against Food Safety Pathogens
Kemal Karaca, Curtiss Healthcare     CANCELED

Histological Evaluation of the Effects of High Incubation Temperature on Embryonic Development of Thymus in Broiler Chickens
ChangHee Lee, Poultry diagnostic and research center

Development of Poultry Immune Reagents
Hyun Lillehoj, Animal Biosciences and Biotechnology Laboratory, Beltsville Agricultural Research Center

Protection by a Novel Dual Recombinant HVT ND-IBD Vaccine alone or in combination of an IBD 89/03 Live Attenuated Vaccine againsta Variant E Strain Challenge of Infectious Bursal Disease
Alexandra Mendoza-Reilley, Merck Animal Health

Parasitology/Enteric Health

Avian Cryptosporidiosis: The Need for a Paradigm Shift.
Hayet Abbassi, University of Minnesota and Pasteur Institute of Tunisia     CANCELED

Parasitological Surveillance in a Pastured Poultry Farm
Maria Tereza Bethonico Terra, Auburn University

Resistance to fenbendazole in Ascaridia dissimilis and its economic impact on the production of turkeys
James Collins, University of Georgia, Dept. of Infectious Diseases

Broiler Breeders: An Assessment of the Enteric Parasites Population
Steve Fitz-Coy, Merck AH

Dietary supplementation with Bacillus subtilis direct-fed microbials alters chicken intestinal metabolite levels
Inkyung Park, USDA-ARS

In vitro inhibitory effect of a new three-strains selected probiotic on several serovars of Salmonella
John Schleifer, Chr. Hansen, Inc.

Parasitology/Enteric Health: Coccidia

A new method for Eimeria Speciation and Quantification Using Flow Cytometry
Daniel Adams, North Carolina State University

Coccidiosis Vaccine Trial in Turkey Poults
Zachary Adams, Iowa State University College of Veterinary Medicine

Typing Eimeria maxima isolates from Alabama broiler flocks using a multi-locus sequence typing (MLST) scheme
Miranda Carrisosa, Auburn University

Zoamix: A Blast from the Past
Timothy Cummings, Zoetis

Experiences Vaccinating with a Novel Coccidiosis Vaccine in Long Lived Chickens in the United States
Kelli Jones, Ceva

Lessons learned changing coccidiosis vaccines in grandparent broiler breeders
Christina Lindsey, Aviagen

The Potential Impact Of Three Phytogenic Feed Additives On Chicken Eimeria from Coccidiosis Vaccine.
Chad Malinak, Merck Animal Health

Effects of Coccidiosis Vaccination With or Without the Use of a Phytogenic Feed Additive in Broilers
Marcos Rostagno, Phytobiotics North America

Identifying and Quantifying Eimeria Species in Mixed Samples with Molecular-Based Technologies
Ryan Snyder, University of Guelph

Applying Metagenomics to Characterize the Eimeria species Composition in Litter from Commercial Broiler Farms
Kate Worthing, ARS-USDA


MinION- and MiSeq-based Sequencing of Total RNA for Detection of Chicken Respiratory Pathogens in Clinical Swabs
Salman Latif Butt, University of Agriculture Faisalabad

Comparison of the monitoring methods for following the take of immune-complex vaccine against Gumboro disease in commercial layers
Claudia Carranza, Ceva Animal Health

Viral Hepatitis in Turkey Poults
Megan Lighty, Jennie-O Turkey Store

Isolation of Egg Drop Syndrome (EDS) Adenovirus from Brown Layers in Pennsylvania
Milos Markis, AviServe LLC

Comparison Of Antibody Response Against Infectious Bursal Disease In Broiler Breeders Injected Subcutaneously In The Back Of The Neck, Inguinal Fold And Intramuscular In The Thigh Or Breast
Enrique Montiel, Boehringer Ingelheim

Virulence assessment of chicken astrovirus (CAstV) isolated from outbreaks of White Chicken Syndrome (WCS) in Western Canada
Victor Palomino-Tapia, University of Calgary

Effect of antibiotic growth promoter administration on the intestinal microbiota and virus shedding post avian influenza virus infection in chickens
Brittany Seibert, University of Georgia

SARS-CoV-2 and MERS-CoV are unable to replicate in common poultry species and embryonating chicken eggs
Erica Spackman, SEPRL-USDA-ARS

The Economics of Neoplastic Disease
Guillermo Zavala, Avian Health International, LLC

Virology: ILT and IBV

Validation of Day of Age Infectious Bronchitis Vaccination
Matilde Alfonso, Ceva Animal Health

Molecular characterization of field isolates of infectious bronchitis virus in Mississippi from 2013 to 2019
Alejandro Banda, Mississippi State University

Genotyping of Infectious Laryngotracheitis virus (ILTV) isolates from Western Canada based on partial open reading frame (ORF) a and b
Catalina Barboza Solis, University of Calgary

Infectious Bronchitis Challenge Studies in Broilers—a Comparison of IB Vaccine “Takes” and Protection
Kalen Cookson, Zoetis

Evaluation of host genetic resistance against infectious laryngotracheitis

Infectious Laryngotracheitis Sequence Typing Directly from Clinical Samples
Mohamed El-Gazzar, Iowa State University

Efficacy Studies of a Variant Infectious Bronchitis Virus Vaccine
Brianna Ford, CEVA Animal Health

False layer syndrome IBV, pathogenicity insights and surveillance in layer flocks

Rodrigo Gallardo, University of California, Davis

Pathogenesis of the Canadian Delmarva (DMV/1639) Infectious Bronchitis Virus (IBV) Infection in Layers
Mohamed S. H. Hassan, University of Calgary

DMV/1639 type IBV transmits from vaccinated chickens to other vaccinated chickens after challenge
Brian Jordan, The University of Georgia

Safety and Protection Efficacy of a Cell Line Adapted Infectious Laryngotracheitis Virus (ILTV) BDORFC Strain Following In ovo and/or Spray Vaccination with and without rHVT-LT Vaccine
Daniel Maekawa Maeda, University of Georgia

Investigating the role of Infectious Bronchitis Virus variant DMV/1639 in incidence of False Layer Syndrome
Adrea Mueller, University of Georgia

Virology: Marek’s Disease and Reovirus

Pathogenic and Immunogenic Evaluation of Avian Reovirus Variant Strains Isolated from Clinical Cases
Sofia Egana, University of California, Davis

Review of a New Generation Marek’S Vaccine, RN1250 Strain, in Combination with Herpesvirus of Turkey (HVT) Vectored Vaccines Used in Various Types of Birds Worldwide
Stephane Lemiere, Boehringer Ingelheim

Protection Against 9109-Like Variant IBDV Using Dual Recombinant HVT-ND-IBD Vaccine Alone
Andres Montoya, Merck Animal Health

Differential Pathogenesis of Turkey Reoviruses associated with Arthritis, Enteritis and Hepatitis
Sunil Mor, University of Minnesota

Dual ND-IBD HVT Construct Vaccines:Efficacy and Onset of Immunity When Challenged with IBD Variant Strains
Linnea Newman, Merck Animal Health

Turkey Breeders Perspective : How to Achieve Reovirus Maternal Antibodies in Poults through Vaccination of Parents
Cynthia Philippe, Hendrix Genetics Ltd

Evaluation of Attenuated Variant Reoviruses as Modified Live Vaccines
Holly Sellers, Poultry Diagnostic & Research Center, University of Georgia

Evaluation of Antibody Response to Autogenous Reovirus and Infectious Bursal Disease Virus Vaccines
Katharine Shamoun, Poultry Diagnostic & Research Center, University of Georgia

Turkey Reovirus Hepatitis: An Emerging Disease from a Known Etiological Agent.
Andrew Smith, Butterball

Case Report: Runting and Stunting Syndrome in a Flock of Commercial Brown Layers
Jim Stockam, Merck Animal Health

Wealth of Knowledge 1

2020 Research Priorities of the American Association of Avian Pathologists
Natalie Armour, Mississippi State University, CVM, DPPM

Post Vaccination Monitoring and Respiratory Disease Monitoring in Broiler Flock by On-Side Fully Automated POCKIT Central PCR system
Keat Fu, Aviagen Inc.

Using geospatial methods to produce a Georgia risk map for avian influenza
Louise Dufour-Zavala, GPLN

Analytical epidemiology of Spotty Liver Disease
Yuanshuo Karen Gao, University of Sydney

Egg Layer Biosecurity in 2020 – An Assessment of Daybreak Foods, Inc. Biosecurity Program
Rosemary Marusak, Daybreak Foods, Inc

Common Misconceptions in Assuming a Product is a Viable Alternative to an Antibiotic
Greg Mathis, Southern Poultry Research, Inc.

New Features of 14th Edition of Diseases of Poultry
David Swayne, USDA/ARS/SEPRL

Wealth of Knowledge 2

Technical and Analytical Considerations Performing Retrospective and Prospective Studies Using Clostridial Dermatitis in Turkeys as a Model
Dave Fernandez, FSTAATS Agri-Business Solutions

What Happens When You Feed Layer Ration to Chickens From 8 to 14 Weeks of Age.
Richard Fulton, Michigan State University

Development And Validation Of Two Diagnostic Real-Time PCR (TaqMan) Assays For The Detection Of Bordetella Avium From Clinical Samples
Amro Hashish, IOWA State University

Comparison of Selected Blood Biochemistry Values in Meat-Type Chickens and Turkeys at Critical Ages using the i-STAT and VetScan2
Fernando Jimenez, North Carolina State University, College of Veterinary Medicine

Comparison of Turkey Biochemical Test Results Between a Handheld Blood Analyzer and a Conventional Laboratory Blood Analyzer
Hannah Sather, North Carolina State University College of Veterinary Medicine

Is Aspirin a Useful Adjunct in the Management of Vaccine Reactions and Respiratory Disease in Broilers?
John Smith, Alectryon LLC

Evaluation of Factors Correlated with the Development of Hemorrhagic Hepatopathy in Broiler Breeder Pullets
Linnea Tracy, University of Georgia Poultry Diagnostic and Research Center

The Mission and Goals of AAAP’s Diversity and Inclusion Taskforce
Valerie Marcano, University of Georgia


Poster Presentations


Efficacy of a Hops Extract Phytobiotic Administered in the Feed for the Control of Necrotic Enteritis Caused by Clostridium perfringens in Broiler Chickens
Maria Dashek, BV Science

Whole Genome Analysis of Mycoplasma gallispeticum Isolates from the United States
Mohammadreza Ehsan, University of Georgia

The effect of saponins on the cycling of commercial coccidiosis vaccines
Luis Gomez, Phibro Animal Health

Coccidia dynamics in litter and feces of chickens in a floor pen trial
Ruediger Hauck, Auburn University

Salmonella Investigation: Finding the Needle in the Haystack
Genevieve Huard, Hendrix Genetics Ltd

Control of Northern Fowl Mite (Ornithonyssus sylviarum) on Egg Layer Chickens using a Fluralaner Solution Administered to Birds through Drinking Water
Faris Jirjis, Merck Animal Health

Genetic and Gender influences in a Necrotic Enteritis Challenge Model in Broiler Chickens
Matthew Jones, Southern Poultry Research Group

Genomic Analysis of Avian Pathogenic Escherichia coli (APEC) Associated with Colibacillosis using Long Read MinION Sequencing.
Catherine Logue, University of Georgia

Identification, serotyping and molecular characterization of Avibacterium paragallinarum isolates obtained from outbreaks of infectious coryza in commercial poultry in the northern area of Mexico, Sonora
Linda Luna, Universidad Autónoma del estado de México, Facultad de Medicina Veterinaria y Zootecnia

Inhibition Of Fecal Shedding Of Salmonella Typhimurium In Cobb 500 Broilers Fed Availa®Zn
Marco Rebollo Franco, Zinpro Performance Minerals

Spotty Liver Disease in the U.S. layers and genetic analysis of Campylobacter hepaticus
Ha-Jung Roh, Ceva Animal Health

Case Reports/Pathology

Update on Variant Reovirus Infections and Lameness in Ontario Broilers
Marina Brash, Animal Health Laboratory

A Case Study of Thiamine Deficiency in Brown Pullets in East Java, Indonesia
Seiche Genger, Hy-Line International     CANCELED

An Unusual Case of IBD in a Commercial Pullet Flock
Jessica Higgins, Kalmbach Feeds

Histopathologic Investigation of Poultry Processing Quality Problems
Frederic Hoerr, Veterinary Diagnostic Pathology, LLC

Case Study – Can We Accurately Predict Bird Weights at the Plant?
Albert Payne, 1010 Consulting Group

Adventures In Seroconversion: Initial Failure To Respond to Chicken Infectious Anemia Virus Vaccination
Ian Rubinoff, Hy-Line International

Please Keep Your Copper In Pennies, Not My Birds; A Field Case Report Of Copper Toxicity In 10 Day Old Poults
Jolene Tourville, Jennie-O Turkey Store

Histopathologic and Bacteriologic Characterization of Femoral Head Separation, Femoral Head Necrosis and Bacterial Chondronecrosis with Osteomyelitis in Broilers
Floyd Wilson, MVRDL


Immune responses to avian influenza virus infection in two genetically distinct, highly inbred chicken lines
Emily Aston, University of California-Davis

Safety of Fowl Poxvirus-based Vector Vaccines in Commercial Layers
Jorge Chacón, Ceva Animal Health

Effect of a complex antibody antigen vaccine on the decay of Infectious bursal disease maternal antibodies in broilers
Alfredo Condemarin, Hipra Peru SAC

Comparison of Serological Response, Persistence and Serological Profile in Progeny against Chicken Infectious Anemia Virus in Three Flocks of Broiler Breeders
Bruno Garcia, San Marcos University

Evaluation of a Novel Autogenous Bacterin Strain for Controlling Escherichia coli Infections in Poultry
Karen Grogan, University of Georgia

Early Onset of Immunity and Duration of Immunity of A Recombinant HVT-IBD Vaccine against Virulent, Variant, and Very Virulent IBDin SPF Birds
Angela Hartman, Zoetis

Comparative Evaluation of Live Attenuated Salmonella Vaccines to Prevent Salmonella Infections in Chickens.
Vinicius Lima, University of Florida     CANCELED

Development and characterization of novel mouse monoclonal antibodies against chicken chemokine CC motif ligand 4
Mingmin Lu, USDA-ARS

Duration of immunity of ts-11 Mycoplasma gallisepticum vaccine
Chris Morrow, Bioproperties

Compatibility of Procerta HVT-ND Vaccine with Magniplex to Provide Protection Against Velogenic NDV and Virulent Classical IBDV Challenge in SPF Birds
Sing Rong, Zoetis

Development of a New Trivalent HVT-vectored Vaccine Against Marek’s Disease, Infectious Bursal Disease and Infectious Laryngotracheitis
Mariana Sa e Silva, Boehringer Ingelheim

Reverse genetic infectious bursal disease virus in turkeys
Ching Ching Wu, School of Veterianry Medicine, National Taiwan University, Taipei, Taiwan

Virology: Non-Respiratory Viruses

Vaccine Take Monitoring in Broilers Flocks Immunized against Gumboro Disease with Immune Complex and Vector Vaccines and its Relationship with Productivity
Jorge Chacón, Ceva Animal Health

Update on IBD Viruses (IBDVs) Infecting Broilers Today and How Inactivated Vaccines Protect Against Different Viruses in the AL2 and T1 Families
Kalen Cookson, Zoetis

A Serologic Survey for Astrovirus Antibody in Georgia Broilers
James Davis, Georgia Poultry Laboratory Network

Post Marek’s Disease Vaccination Monitoring with Feather Pulp and Spleen in (Layer/Breeder) by On-Side Fully Automated POCKIT Central PCR system
Keat Fu, Aviagen Inc.

Pathogenicity of infectious bursal disease viruses isolated from commercial poultry with immune suppression related disease.
Daral Jackwood, The Ohio State University

Investigation of the virulence of Marek's disease virus with virulence-associated gene modification

Genomics and pathogenicity of an Indiana turkey coronavirus isolate
Tsang Long Lin, Purdue University, CVM

Next Generation Sequencing (NGS) of chicken astrovirus (CAstV) isolated from outbreaks of White Chicken Syndrome (WCS) in Western Canada
Victor Palomino-Tapia, University of Calgary

Molecular and pathological characterization of avian reovirus from clinical cases of tenosynovitis in poultry flocks from Costa Rica
María Piche-Ovares, Universidad Nacional

Serological Comparison Between Different Vaccination Programs against IBD in the Field
Elisa Russo, MSD Animal Health Srl

Avian Pathogens in Kenyan Backyard Poultry Farms and Live Bird Markets
David Suarez, Southeast Poultry Research Laboratory, Agricultural Research Service, U.S. Department of Agriculture

Spatio-Temporal Prevalence of IBDV in Commercial Chicken Flocks in Mexico

Virology: Respiratory Viruses

Unfavorable Consequences of Lung Macrophage Recruitment Following Infectious Bronchitis Virus (IBV) Infection
Mohamed Faizal Abdul-Careem, University of Calgary

The Use of FTA Cards for Molecular Detection of AIV in Backyard Flocks at Sales Events
Len Chappell, Georgia Poultry Laboratory Network

Comparison of the protection and viral elimination of a vaccination program against Newcastle disease virus using homologous vaccines of genotype XII and a conventional vaccination program in broilers.
Nelly Cribillero, National University of San Marcos - UNMSM

Molecular Characterization of Newcastle Disease Viruses Isolated from Chickens in Tanzania
Ana Paula Da Silva, California Animal Health and Food Safety Laboratory - Turlock branch

Evaluation of the impact of the temperature of water used for the reconstitution of Infectious Bronchitis (IB) live attenuated vaccines
Andrea Delvecchio, Boehringer Ingelheim AH

Evaluation of protection of ND vaccination regimes against early challenge with Velogenic Newcastle virus-VII.1
Wael Elfeil, Suez Canal University, Ismailia, Egypt     CANCELED

Detection and Molecular Characterization of Strains of Avian Influenza Virus Isolated From Migratory Birds of The Coast of Peru, 2018-2019
Rosa Gonzalez, San Marcos University, Lima-peru

Live Attenuated Vaccine-like Viruses are Involved in the Evolution of the Canadian Delmarva (DMV/1639) Infectious Bronchitis Virus
Mohamed S. H. Hassan, University of Calgary

Avian influenza virus surveillance in columbiform birdsof Huarmey, Ancash-Peru
Eliana Icochea, University of San Marcos

Infectious Bronchitis Surveillance via RT-PCR
Jose Linares, Ceva Animal Health

Characterization of variant infectious bronchitis virus from a small scale poultry holding in Egypt
Ibrahim Moharam, Friedrich-Loeffler-Institut, Germany

Highly pathogenic avian influenza H5N8 virus infection: pathological presentation of game bird cases during the 2016/2017 epizootic in Britain.
Christopher Poulos, Animal and Plant Health Agency

The Effect of Eurasian Lineage H9N2 Low Pathogenicity Avian Influenza Virus on Chicken Egg Production and Contamination of Eggs with Virus
Erica Spackman, SEPRL-USDA-ARS

Reconstitution and Mutagenesis of Avian Infectious Laryngotracheitis Virus from Cosmid and Yeast Centromeric Plasmid Clones
Stephen Spatz, US National Poultry Research Center, Agricultural Research Service, United States Department of Ag

Protection against different genotypes of Newcastle disease viruses (NDV) afforded by anadenovirus-vectored fusion protein and live NDV vaccines
David Suarez, Southeast Poultry Research Laboratory, Agricultural Research Service, U.S. Department of Agriculture

Genetic Evolution and Genotype Replacement of Clade H5N1 Highly Pathogenic Avian Influenza Viruses in Bangladesh
Junghoon Kwon, U.S. National Poultry Research Center

Phylogenetic analyses of the H7N3 low and high pathogenicity avian influenza viruses causing an outbreak in turkeys in North Carolina and South Carolina in 2020
Sungsu Youk, U.S. National Poultry Research Center, ARS-USDA

Wealth of Knowledge/Epidemiology/Diagnostics

Assessing perceived risks and benefits for participation in poultry disease monitoring projects
Andreia Arruda, The Ohio State University

West Nile Virus Infection in Commercial Duck Breeder Flocks
Richard Fulton, Michigan State University

Comparative Analysis of Two New Multilocus Sequence Typing (MLST) Schemes for Characterization of Mycoplasma gallisepticum strains
Mostafa Ghanem, University of Maryland-College Park

MinION Sequencing for Selective and Rapid Detection of Avian Influenza A Virus
Iryna Goraichuk, USDA/ARS/SEPRL

Design and evaluation of a device to teach euthanasia of chickens by cervical dislocation
Brian Ladman, University of Delaware

The Mission and Goals of AAAP’s Diversity and Inclusion Taskforce
Valerie Marcano, University of Georgia

Expression and Characterization of Avian Reovirus SigmaC-MBP Fusion Proteins as ELISA Antigens
Linda Michel, The Ohio State University

Trends in Mycotoxin Contamination in the United States Corn Crop
Chasity Pender, Biomin America Inc.

Characterization of Reoviral Hepatitis and Splenitis in Commercial Turkey Poults
Robert Porter, Univ of Minnesota

Comparison of the Current Serological Monitoring Against Spacial Fixed Serological Monitoring in Poultry Production Units.
Josue Sanchez, IDEXX Laboratories

Fecal Parasite and Select Pathogen ELISA Testing on Wild Turkeys from Middle Tennessee
Sierra Slautterback, University of Tennessee CVM

GIS Tools for Poultry Health Reporting: Development of an Interactive Web Map for BREWS
Nicki Smith, Georgia Poultry Laboratory Network