02
SEPTEMBER
DAY 1
FUJI BALLROOM
08:30 — 09:10
Opening Ceremony
Moderator: Sjaak De Wit
09:10 — 09:50
Status of high and low pathogenicity avian influenza in Africa and Middle East and solutions for prevention and controlDavid Swayne
KEYNOTE SPEECH
09:50 — 10:20 From indigenous resilience to genomic innovation: Advancing poultry health systems in Africa through integrated field epidemiology, breeding, and biotechnology
"Bridging traditional knowledge and cutting-edge science for resilient poultry systems"Christian Tiambo KEYNOTE SPEECH
10:20 — 10:40
Coffee Break
BREAK
10:40 — 11:40
Phibro Symposium
Moderator: Ali İhsan Barış Işık
Sustainable approaches for controlling the global spread of Infectious Bronchitis virus Varyant 2 ( GI 23) strainAntonio Ricci SATELLITE SYMPOSIUM
Moderator: Ali İhsan Barış Işık
Sustainable approaches for controlling the global spread of Infectious Bronchitis virus Varyant 2 ( GI 23) strainAntonio Ricci SATELLITE SYMPOSIUM
11:45 — 12:45
MSD Symposium
11:45 - 12:15Respiratory disease complexity in poultry: What we need to knowSjaak de Wit
12:15 - 12:45Breathing easier – Effective MSD solutions for CRDBarrie Fleming
SATELLITE SYMPOSIUM
12:45 — 14:00
Lunch
LUNCH
14:00 — 15:00
Hall A
Oral Presentation 1
Moderators: David Swayne, Kareem E. Hassan
OP-22
OP-02
OP-03
OP-04
OP-25
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OP-22
Emergence of a Reassortant H9N2 Avian Influenza Virus with H5N1 (clade 2.3.4.4b) Polymerase Segments and Increased Pathogenicity in Egyptian Poultry
OP-02
Whole-Genome Sequencing of H5N1 and H5N8 Avian Influenza (Clade 2.3.4.4b) in Egypt: Antigenic Drift, Co-Circulation, and Surveillance Implications
OP-03
Protective Efficacy of a Multivalent Inactivated H5 Avian Influenza Vaccine in Pekin and Muscovy Ducks under Single-Dose and Prime–Boost Regimens
OP-04
Impact of antigen selection on serological monitoring of H5 Avian Influenza vaccination: a comparison of homologous and heterologous antigens
OP-25
Co-infection of HPAI-H5Nx and LPAI-H9N2 in chickens poses a high risk
15:00 — 15:20
Coffee Break
BREAK
15:20 — 16:20
Hall A
Oral Presentation 2
Moderators: Tayfun Çarlı, Mohamed El Houadfi
OP-67
OP-12
OP-13
OP-65
OP-35
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OP-67
Epidemiological Surveillance of Poultry Infectious Diseases Challenging the MENA Region
OP-12
Reliable and specific ELISA test to detect and monitor inclusion body hepatitis-causing FAdV serotypes
OP-13
Development and Validation of a Universal Real-Time PCR Assay Using Serum as an Alternative Matrix for the Molecular Diagnosis of Fowl Adenovirus Infections
OP-65
Molecular and Functional Characterization of the MDV meq Oncogene in Egyptian Poultry Field Strains
OP-35
Immunogenicity and Protective Efficacy of a Multigenotype Inactivated Avian Orthoreovirus Vaccine Against GC4 and GC5 Variants in SPF Chickens
16:20 — 16:30
Break
BREAK
16:30 — 17:40
Hall A
Oral Presentation 3
Moderators: Clara Marin Orenga, Sibel Kızıl
OP-54
OP-45
OP-23
OP-24
OP-26
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OP-54
Field Evaluation of a Broiler Vaccination Program Using Performance Indicators and Multi Pathogen Seromonitoring
OP-45
Newcastle Disease prevalence in Egypt’s Broiler Chicken Farms and the superior clinical protection of Vectormune® ND against Velogenic NDV Genotype VII
OP-23
Emergence of a More Virulent Newcastle Disease Virus Genotype VII virus with antigenic drift, and its reflection on its Antigenicity
OP-24
First Integrated Epidemiological Investigation of Avian Metapneumovirus Circulation in Moroccan Broiler Farms
OP-26
Emergence of Variant IBD and Epidemiological Dynamics of Poultry Viral Diseases in Egyptian Broiler Farms (2024–2025)
03
SEPTEMBER
DAY 2
FUJI BALLROOMModerator: Pınar Saçaklı
08:30 — 09:10
Emerging and re-emerging diseases: Astrovirus, adenovirusSjaak De Wit
KEYNOTE SPEECH
09:10 — 09:50
New challenges from coccidiosis and controls to improve performance and gut healthDamer Blake
KEYNOTE SPEECH
09:50 — 10:20 Gut health and performance: Microbiome modulation, nutrition and intestinal integrityRichard Ducattelle KEYNOTE SPEECH
10:20 — 10:40
Coffee Break
BREAK
10:40 — 11:40
EW Nutrition Symposium
Revisiting Coccidiosis: From Conventional Control to Integrated StrategiesMadalina Diaconu SATELLITE SYMPOSIUM
Revisiting Coccidiosis: From Conventional Control to Integrated StrategiesMadalina Diaconu SATELLITE SYMPOSIUM
11:45 — 12:45
Zoetis Symposium
Optimizing Early Protection: Zoetis Hatchery Vaccines and Inovo® (EMBREX®) Vaccination 11:45 - 11:50Welcome & Opening RemarksAykan Bora Şen 11:50 - 12:25IBD and Vaccination Strategies with a focus on variant IBDV controlKalen Cookson 12:25 - 12:40In-ovo vaccination: Driving productivity and protectionNicky Love 12:40 - 12:45Closing Remarks & Key TakeawaysAykan Bora Şen SATELLITE SYMPOSIUM
Optimizing Early Protection: Zoetis Hatchery Vaccines and Inovo® (EMBREX®) Vaccination 11:45 - 11:50Welcome & Opening RemarksAykan Bora Şen 11:50 - 12:25IBD and Vaccination Strategies with a focus on variant IBDV controlKalen Cookson 12:25 - 12:40In-ovo vaccination: Driving productivity and protectionNicky Love 12:40 - 12:45Closing Remarks & Key TakeawaysAykan Bora Şen SATELLITE SYMPOSIUM
12:45 — 14:00
Lunch
BREAK
14:00 — 15:00
Hall A
Oral Presentation 4
Moderators: Munir Iqbal, G. Ayça Kurtbeyoğlu
OP-33
OP-34
OP-47
OP-36
OP-37
OP-28
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OP-33
Innovation in the defence against Mycoplasmosis: vaccination of day-old chicks with a live Mycoplasma gallisepticum vaccine, Vaxsafe MG304
OP-34
Efficacy comparison of three commercially available attenuated live IBV QX type vaccines
OP-36
Comparative field evaluation of in ovo HVT ND IBD vector vaccination and conventional Gumboro vaccination in broiler chickens under high IBDV pressure in France
OP-37
Evaluation of the effect of broiler breeders Salmonella vaccination and coccidiosis treatment on Salmonella Infantis replication in broilers
OP-28
Practical aspects of the application of a live bivalent Salmonella vaccine via drinking water to laying hens during the production period
15:00 — 15:20
Coffee Break
BREAK
15:20 — 16:20
Hall A
Oral Presentation 5
Moderators: Richard Ducatelle, Barış Sareyyüpoğlu
OP-59
OP-60
OP-61
OP-50
OP-40
OP-48
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OP-59
Composition of gastrointestinal microbiota in broiler chickens based on growth performance
OP-60
Effects of Yeast-Derived Components on Growth Performance, Cecal Microbiota, and Intestinal Integrity in Broiler
OP-61
Enhancing Broiler Resilience to Heat Stress through Modulation of Gut Microbiota with a Triple-Strain Bacillus-Based Probiotic
OP-50
Phenotypic and genotypic characterization of biofilm Formation in chicken originated Salmonella enterica serovars
OP-40
An update on Enterococcus cecorum in broilers and inhibitory potential of a three-strain Bacillus-based probiotic
OP-48
Bioluminescent imaging reveals novel insights into avian pathogenic Escherichia coli pathogenesis in chickens
16:20 — 16:30
Break
BREAK
16:30 — 17:40
Hall A
Oral Presentation 6
Moderators: Damer Blake, Seyyide Sarıçam İnce
OP-53
OP-55
OP-56
OP-57
OP-58
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OP-53
Prime Boost H5 Vaccination Enhances Protection Against Early HPAI H5N1 (Clade 2.3.4.4b) Challenge in Broilers with Maternal Immunity
OP-55
Comparative Evaluation of Immune complex vaccine-Induced Protection in SPF and Commercial Broiler Chickens against nvIBD
OP-56
Effectiveness of various vaccination protocols using the intermediate-plus IBDV vaccine (Irwin Moulthrop strain) against different IBDV pathotypes in broiler chickens with high levels of maternal antibodies
OP-57
Field Evaluation of an Inactivated H5 Multivalent Vaccine in Duck Breeders under Commercial Conditions
OP-58
Controlling Avian Influenza in Poultry: From Antigenic Determinants to Next-Generation Multivalent Vaccines
04
SEPTEMBER
DAY 3
FUJI BALLROOMModerator: Okan Elibol
08:30 — 09:10
Molecular evolution of infectious bursal disease virus and challenges in their preventionRafiqul Islam
KEYNOTE SPEECH
09:10 — 09:50
Effects of hatchery practices on chick quality and broiler performanceOkan Elibol
KEYNOTE SPEECH
09:50 — 10:20
Holistic nutritional approaches to alleviate the heat stress in poultryNecmettin Ceylan
KEYNOTE SPEECH
10:20 — 10:40
Coffee Break
BREAK
10:40 — 11:40
Adisseo Symposium
Moderator: Yavuz Erten
What to expect from short - medium chain fatty acids in tackling bacterial and viral challenges Tim Goossens SATELLITE SYMPOSIUM
Moderator: Yavuz Erten
What to expect from short - medium chain fatty acids in tackling bacterial and viral challenges Tim Goossens SATELLITE SYMPOSIUM
11:45 — 12:45
Hall A
Oral Presentation 7
Moderators: Necmettin Ceylan, Derya Yeşilbağ
OP-64
OP-75
OP-49
OP-76
OP-62
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OP-64
Can Enzyme-Driven Feed Formulation Reduce Feed Cost and Carbon Footprint Without Compromising Performance?
OP-75
Effects of xylanase, β-glucanase, and mannanase on performance and nutrient digestibility in laying hens fed corn- or wheat-based diets
OP-49
Guanidinoacetic acid as an energy-sparing agent: implications for sustainable and cost-efficient poultry nutrition
OP-76
Response of broiler chickens in the finisher and withdrawal phases to different levels of energy and lysine
OP-62
Understanding Muramidase Activity: Linking Peptidoglycan Hydrolysis to Immunity and Performance of broilers
12:45 — 14:00
Lunch
BREAK
14:00 — 15:00
Hall A
Oral Presentation 8
Moderators: Rafiqul Islam, Serdar Ertaş
OP-70
OP-71
OP-72
OP-74
OP-46
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OP-70
Efficacy of Inactivated nvIBDV A2B1 vaccine and Live IBD Vaccination Strategies in Broilers Lacking Maternal Immunity Against Emerging nvIBDV A2B1
OP-71
Three-Dose Bivalent IBD Vaccination in Breeder Hens Extends Maternal Immunity and Early Protection Against Challenge with Variant A2B1 in Commercial Broiler
OP-72
Comparative In Vivo Evaluation of Egg-Yolk IgY- and Hyperimmune-Serum-Based Immune-Complex Vaccines against Infectious Bursal Disease Virus in SPF Chicks
OP-74
Evaluation of Dose-Dependent Immunogenicity of a Recombinant HVT-VP2 Vaccine for Dual Control of Marek’s Disease and Infectious Bursal Disease in SPF Chickens
OP-46
Monovalent FAdV-4 Vaccine Exhibits Limited Cross-Serotype Immunity Compared to a Tetravalent Vaccine in Breeder Chickens
15:00 — 15:20
Closing Ceremony
POSTER PRESENTATIONS
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POSTER PRESENTATIONS
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PP-01
Evaluating Current Natural Xanthophyll Formulations for Yolk Pigmentation Compared to a C30‑Ester Market Reference
PP-02
Field evaluation of a recombinant genotype vii.1.1 Newcastle disease virus vaccine in commercial layer chickens
PP-03
Transfer and Decline of Maternal Antibody specific to Newcastle Disease virus in Asian Houbara Bustard
PP-04
Assessment of Seroconversion and Viral Replication Following Combined Administration of rHVT‑IBD‑H5 and rMDV‑1‑RN1250 Vaccines
PP-07
Epidemiological Surveillance and Genetic Diversity of Infectious Bronchitis Virus Field Strains in France (2021–2025)
PP-08
Dose-response effects of xylanase and β-glucanase on the performance and nutrient digestibility of laying hens fed corn- or wheat-based diets
PP-10
The Transition Process from Organic Acids to Monoglycerides and The Effectiveness of Monoglycerides in Poultry Gut Health
PP-11
Co-Circulation of HPAI H5N1 and H5N8 Clade 2.3.4.4b in Domestic Poultry and Wild Birds in Egypt (2025)
PP-12
Maternal Antibody Dynamics Against IBDV in Day Old Chicks: A Multicenter in Egypt Survey Comparing Breeder Vaccination Programs
PP-13
Co-infection Dynamics in Egyptian Broiler Respiratory Outbreaks: Surveillance of IBV, NDV, and AIV (H9/H5)
PP-14
Field evidence of compatibility and early intake of co-administered live infectious bronchitis virus vaccines (H120 + D274 with QX or 793B) following day-old hatchery spray vaccination in broilers
PP-15
Stronger Together: Field Evidence for the Associated Use of Poulvac IB Primer (H120 + D274) and Poulvac IB QX in Delivering Dual Protection Against IBV QX and Variant 02 Challenges and Enhancing Broiler Performance
PP-16
Field Comparison of IBDV and Reovirus ELISA Titers in Broiler Breeders: Added Value of Maternavac IBD–Reo on IBDV and Reovirus ELISA Titers Versus a Competitor Program
PP-17
Economic evaluation of Innovax® ND-IBD vaccine introduction in a commercial broiler operation in Kazakhstan
PP-18
Comparative field evaluation of Innovax® ND-IBD and rHVT-ND vaccination protocols in a commercial broiler farm
PP-19
Co-Circulating Vaccine-Like and Field IBV Genotypes Across the Middle East: A Multicountry Genotype Surveillance in Broiler Flocks (2025-Q1 2026)
PP-20
Molecular Surveillance of Infectious Bursal Disease Virus in the Middle East (2025–Q1 2026) Reveals Predominance of Genogroup A2B1 and Co-circulating Genotypes
PP-21
Alarming Antimicrobial Resistance in Poultry-Associated with Escherichia coli Isolates: A Call for Vaccination-Integrated Control Strategies
PP-22
Development and evaluation of an inactivated chitosan nanoparticle-based vaccine from a recent velogenic pigeon paramyxovirus-1 field isolate in domestic pigeons in Egypt
PP-23
Cross protective efficacy of a combined CR88 and H120 live vaccines applied at day old against Infectious Bronchitis Virus variants Var2, Q1 and D388/Qx
PP-24
Field Evaluation of a Multivalent Fowl Adenovirus Vaccine in Commercial Broiler Breeder Hens
PP-25
Beyond rock phosphate: Is super-dose phytase the answer for laying hens in late production?
PP-26
Comparative Evaluation of Three Commercially Available ELISA Kits for Detecting Avian Metapneumovirus Antibodies in Moroccan Broiler Chickens
PP-27
Field Evaluation of the Safety and Performance of a Fully Attenuated and Adjuvanted Coccidiosis Vaccine Administered by Spray at Hatchery in Commercial Broilers in Egypt
PP-29
Evaluation of innovative emulsion and polymer adjuvants for inactivated H5N8 HPAI virus vaccine
PP-30
Field evaluation of a multivalent vaccine formulated with a new water-in oil-adjuvant MONTANIDE™ ISA 78 VG in layers
PP-31
Comparative evaluation of three Infectious Bursal Disease vaccination strategies against UK2019 challenge in broilers
PP-32
Safety assessment of IBD Vaccines when applied in laying hens during the rearing period under field conditions
PP-33
Efficacy of vaccination with live and inactivated NDV vaccines against an experimental challenge with genotype XIII Newcastle disease virus in broiler-type chickens
PP-34
Effectiveness of Enhanced Hatchery Biosecurity Measures in Reducing Aspergillus Contamination and Hatchery Aspergillosis
PP-35
First field monitoring efficacy and production impact of a turkey herpesvirus double construct vaccine (Innovax®-ILT-IBD) within native broiler flocks in different governorates in Egypt
PP-36
Quantitative monitoring of the efficacy of immune complex vaccine in laying hens
PP-37
Broader Early Humoral Immunity with a Multi-Clade H5Nx Vaccine Compared to a Mono-Clade H5N8 Formulation
PP-39
Metagenomics-based 16S rRNA amplicon profiling of cecal microbiota and isolation of putative Lactobacillus spp. from indigenous chickens in Bangladesh
PP-40
Field evaluation of production and economic outcomes of three IBV vaccination strategies in commercial broilers
PP-41
Integrated Evaluation of Compatibility of Two- and Three-Strain Live Attenuated IBV Vaccination Regimens in Day-Old Chickens
PP-42
Post-challenge supplementation with a phytogenic additive improves recovery and performance of broilers under experimental Eimeria challenge
PP-43
PCR-Based Evaluation of Rispens Vaccine Intake in Breeder Chickens in Iran: A Quality Control Indicator for Vaccination Success and Vaccine Potency
PP-44
Molecular Characterization and Species Distribution of Fowl Aviadenoviruses (FAdV-C, -D, -E) in Poultry Flocks with Viral Hepatitis in Iran
PP-46
The Potential of Quillaja saponaria Saponins as a Sustainable Alternative to Antibiotic Growth Promoters in Broiler Production
PP-47
Effect of Dietary 25-Hydroxycholecalciferol D₃ Supplementation on Productive Performance, Egg Quality, Blood Biochemistry, and Antioxidant Status in Late-Phase Laying Hens Under Controlled Environmental Conditions
PP-50
Detection and differentiation of aMPV subtypes A, B, and C in chickens and turkeys using a new multiplex real-time PCR assay
PP-51
Development of eight RT-PCR tests for detection of infectious bronchitis virus (IBV) types (Q1, Var2, QX, D274, 793B, GA13, Conn, and DMV1639) in chickens
PP-52
Effects of Low Crude Protein Diets on Heat Stress in Broilers
PP-53
Recent update on Enterococcus cecorum in broilers and inhibitory potential of a three-strains Bacillus-based probiotic
PP-56
Effects of Breeder and Broiler Dietary L-Selenomethionine Suplementation on Hatchability, Growth Performance, Selenium Status and Antioxidant Responses
PP-57
The Role of Astaxanthin in Broiler Nutrition: Effects on Health, Meat Quality, and Intestinal Microbiota
PP-59
Effects of a Yeast- and Bacillus-Based Synbiotic (Provilli-Max) on Growth Performance, Carcass Characteristics, Digestive Health, and Cecal Microbiology in Broilers
PP-60
Mitigating the impact of botulism in free-range layers: effects of Pediococcus acidilactici CNCM I-4622 supplementation on performance and gut health
PP-61
Gut health modulation improves femoral head integrity during coccidiosis challenge
PP-62
Sustainable Management and Evaluation of Poultry Litter
PP-67
Molecular identification of IBDV outbreaks in some Egyptian Broilers farms (2023–2026): Across Different Vaccination Programs
PP-68
Mapping Vertical Transmission in Commercial Poultry: Molecular Surveillance of Reovirus, CAV, and FAdV in Broiler Breeder Systems (2025–2026)
PP-71
Cross-Neutralization Analysis of Avian Orthoreovirus classical and mutant Genogroups Using Monovalent Inactivated Vaccines in SPF Chickens
PP-72
Comparative Pathogenicity of Avian Orthoreovirus Genotypes GC4 and GC5 in SPF Chickens
PP-73
Prevalence and Molecular Characterization of Chicken Astrovirus (CAstV) in Commercial Broiler Flocks in Egypt
PP-74
Protective Efficacy of a Trivalent Inactivated H5 Vaccine Against Early and Standard Challenge with HPAI H5N1 Clade 2.3.4.4b in SPF and Commercial Broiler Chickens
PP-75
Surveillance of HPAI H5 Viruses in Egypt (2025-2026) Reveals Ongoing Antigenic Drift and Informs Vaccine Strain Selection
PP-76
Beyond Protection: Immunomodulation and Vaccine-Seed Matching Outline Shield against Genotype VII Newcastle Disease Virus
PP-78
Sustainable Mycoplasma Control in multi-age farms
PP-80
Organoid-on-Chip approach to Model Eimeria tenella Infection in the Chicken Intestine
PP-81
In Vitro Effects of a Liquid Herbal Product on Selected Bacterial Isolates, Eimeria Oocysts and Intestinal Microbiota
PP-82
Refining inactivation parameters in H9N2 inactivated vaccine development: balancing antigenicity and shedding control
Session Types
Keynote Speech
Satellite Symposium
Free Papers
Social Program