Major histocompatibility complex and genetic resistance to Infectious Bronchitis Virus
Infectious bronchitis virus (IBV) is an endemic disease of chickens responsible for considerable economic losses to the poultry industry worldwide. IBV replication leads to...
Gut health, intestinal innate immunity and performance
Gut health is a very important determinant for health and performance in particular in production animals. The intestinal innate immune system is pivotal in...
The Omics revolution – Implications for animal production
What does Omics mean?
Omics is a term that refers to the recently developed high throughput technologies that include genomics, functional genomics (transcriptomics), proteomics, and...
Clostridial Dermatitis
Clostridial Dermatitis is a disease of economic concern in turkeys. Clostridium perfringens and Clostridium septicum have been isolated consistently from dermatitis lesions in turkeys....
Integrated Microfluidic Device for rapid Avian Influenza virus capture
Rapid detection of avian influenza virus (AIV) is highly desirable during outbreaks or routine AIV surveillance.
In this project, the preliminary results in developing a...
Turkey reoviral arthritis update
Avian reoviruses (ARVs) belong to the genus orthoreovirus in the family Reoviridae. They are nonenveloped, double-stranded RNA viruses that are ubiquitous in domestic poultry...
Holistic view of intestinal health in poultry
The intestinal health of poultry has broad implications for the systemic health of birds, animal welfare, the production efficiency of flocks, food safety, and...
Characterizing litter mite communities. Applications of DNA barcoding for management strategies
The use of DNA barcoding can facilitate rapid biodiversity assessments of fastidious taxa - litter mite communities - by delineating species using molecular operational...
An alternative method to fight Avian Influenza Virus
A recent project was completed at the University of Iowa, Iowa City, Iowa, in which researchers developed a mobile system that can inactivate Avian...
Trouw Nutrition presents research during the Poultry Science Association Meeting
Synergistic use of different feed additives may support producers’ antibiotic reduction programmes.Reducing antibiotic use in poultry production is an urgent objective shared by stakeholders...
Better than alternatives to antibiotics
Many poultry flocks require antibiotic treatment, if not every cycle, regularly. Antibiotic alternatives are in great demand, especially in the context of dysbiosis and...
Dermanyssus gallinae, a wider concern for poultry production
Dermanyssus gallinae represents a major concern for the poultry farmers and all working in poultry houses.
How a single Avian Influenza protein can increase period of infection
New research led by scientists at The Pirbright Institute has shown how an Avian Infuenza a virus protein, called PB1-F2, is able to shut...
Infectious Bursal Disease Virus (IBDV) alters host genomic methylation patterns
Infectious Bursal Disease (IBD) is an affliction of poultry production worldwide with mortality in an infected flock ranging to as much as 60% depending on age at infection and virulence of the causative pathogenic agent, Infectious Bursal Disease virus (IBDV).
Infectious Laryngotracheitis (ILT) outbreaks in laying hens in Konya province
Infectious laryngotracheitis (ILT) epidemic cases characterized with respiratory symptoms, hemorrhagic tracheitis and laryngitis findings were identified in laying hen’s enterprises in Konya province.Ten Lohman-breed...
Isoquinoline alkaloids lower the prevalence of salmonella Heidelberg in broiler chickens
Worldwide, tens of millions human cases are reported every year for salmonellosis. This makes it one of the most common foodborne diseases, which can...
A new view of how class I molecules fight diseases
Classical class I molecules of the major histocompatibility complex (MHC) play crucial roles in defence against viruses.
The class I molecules bind pieces of protein...
Future of Blackhead Disease in poultry
A turkey health survey of US veterinarians in turkey production ranked blackhead position #13 (#11 prior year) compared to #22 in 2006; the survey...
Transcriptomic modifications caused by subclinical necrotic enteritis in broiler chickens
Phasing out of in-feed antibiotics in the poultry industry has caused necrotic enteritis (NE) to become a primary concern in commercial poultry production in...
Heat stress causes inhibition of Eimeria replication in broilers
Eimeria infection is one of the most important diseases affecting poultry production, and is characterized by bloody or watery diarrhea, weight loss, poor feed...
Live monovalent vaccine aids in fight against Georgia strains of IBV
New live monovalent vaccine is available from Ceva Animal Health to aid in the fight against the Georgia (GA) strains of infectious bronchitis virus...
Collaborative regulatory approach can reduce antibiotic use in animal production
As global concern about the human health threat posed by antimicrobial resistance continues rises, governments continue to introduce legislation to curb antibiotic use in...
Engineering vaccines for multiple strains of IBV
In new work funded by a Biotechnology and Biological Sciences Research Council (BBSRC) researchers at The Pirbright Institute and The Roslin Institute have published...
Toxoplasma gondii is a parasite that affects warm-blooded animals and is able to cross-contaminate...
Humans are susceptible to this parasite in a variety of ways: congenital defects, blood-to-blood contact, undercooked meats of infected animals, and contaminated water. In...
Wooden Breast Disease
The emergence of Wooden Breast Disease in commercial broiler chickens has been associated with significant economic loss in the poultry industry resulting from severe...
Research shows nutritional effects of Coccidiosis vaccination
A funded research project on Coccidiosis was completed at the University of Arkansas in Fayetteville, Arkansas, that shows the nutritional effects of coccidiosis vaccination.
Project...
Infectious Bursal Disease antibody levels and viral load in commercial broiler chickens
Infectious bursal disease (IBD) disease is caused by infectious bursal disease virus (IBDV) of the genus Avibirna-viridae and family Birna-viridae. IBDV is found worldwide...
Researchers develop method for making new types of vaccines
USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at the U.S. National Poultry Research Center, Southeast Poultry Research Laboratory in Athens,...
Enhancing biosecurity using flow analysis and Danish entry concepts
The term Danish entry is commonly used to describe entryways to livestock buildings that help people enter barns in a relatively bio secure way...
Research Rules Out Possible Kinky Back Prevention
USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at North Carolina State University in Raleigh, N.C., in which researchers...
Compatibility of a new multi-strain probiotic with a live-attenuated Salmonella vaccine in chickens
A pilot study was undertaken to assess the compatibility of a new multistrain probiotic with a live-attenuated Salmonella Typhimurium (ST) vaccine. Experimental units were...
Active and passive Salmonella surveillance systems
Two surveillance systems have been established in France for the monitoring of antimicrobial resistance (AMR) in Salmonella enterica subsp. enterica isolated from the agro-food...
Non-antibiotic intestinal interventions
As the countdown towards implementation of the FDA’s Guidance for Industry 213 continues, interest in non-antibiotic intestinal interventions has increased. Earliest efforts in this...
Field vaccination against ILT in broiler chickens: lack of consistency
When vaccination against infectious laryngotracheitis (ILT) is necessary in broiler flocks, mass administration techniques are required due to the sheer numbers of birds involved....
Salmonella Typhimurium infection in laying hens
Salmonella is a major zoonotic foodborne pathogen causing gastric illness worldwide. Egg or egg product related Salmonella poisoning is a major concern for the egg industry. Salmonella Typhimurium (S. Typhimurium) is the most frequently reported serovar in egg related food poisoning outbreaks in Australia
Analysis of anti-Ascaridia galli antibody levels in egg yolk to detect parasite infection in...
In recent years, in response to consumer concerns regarding welfare of birds, there has been a move from caged to free-range production systems. This...
Pirbright research to boost vaccine production
Scientists at the Pirbright Institute have received money, which will enable research into boosting vaccine yields by up to ten fold. The funding was...
Research shows how Infectious Laryngotracheitis can spread from vaccinated flocks
The research on how Infectious Laryngotracheitis can spread from vaccinated flocks was made possible in part by an endowing Foundation gift from Claxton Poultry...
Improving birds’ health by refining their intestinal microbiota health and stability
Intestinal systems of living organisms are inhabited by a dense community of microorganisms dominated by bacteria but also containing archea, fungi, protozoa and viruses....
Future of coccidiosis management in turkeys
Coccidiosis is a disease that is caused by protozoan parasites that develop within the intestine of most domestic and wild animals and birds. Coccidia...
Prevalence and antimicrobial resistance of thermophylic Campylobacters in poultry
Campylobacter spp. is a leading cause of foodborne diarrhea. The most common source of infection is contaminated food, mainly poultry meat.
The uncontrolled use of...
Research reveals method to improve Escherichia coli vaccines
A funded research project at the University of Georgia in Athens, Ga. was completed, in which researchers revealed a method to improve Escherichia coli...
Evaluation of factors that affect susceptibility and control of reovirus-induced viral arthritis in broiler...
The USPOULTRY Foundation announces the completion of a funded research project at AviServe LLC in Newark, Del. (USA), that has revealed a new tool for...
Backyard poultry flocks Salmonella spp. seroprevalence
As backyard poultry grows as a hobby in the United States there is an increased worry that poultry will become infected with Salmonella spp....
UK Veterinary Vaccinology Network
Veterinary researchers from around the world came together at this year’s joint UK & International Veterinary Vaccinology Network Conference on the 9-10 January 2019...
Understanding resistance to different Infectious Bronchitis virus genotypes
In previous experiments, we have challenged major histocompatibility complex (MHC) congenic chicken lines available at UC Davis with an infectious bronchitis virus (IBV) M41...
The challenges and future of poultry diagnostics
A review of the past helps to frame the future of poultry diagnostics. In the United States, the Land-Grant universities provided a fertile environment...
Biosecurity measures and new vaccines to combat the spread of bird flu
The recent H5N6 bird flu outbreak is confined to the south of England, partly due to the introduction of an Avian Influenza Protection Zone...
Variation in adsorption of layer salmonella isolates from different mannan oligosaccharide
Mannan oligosaccharides (MOS) have been used to reduce or eliminate pathogen loads in poultry species. Reactive mannan receptor sites on the MOS provide binding...
Testing day-old poults
When poults are received at a farm from the hatchery they should be good quality poults; namely, free from physical defects, actively looking for...
Comparing two ELISA kits
Here a comparison of two ELISA kits as been made to assess their efficicacy.Recombinant turkey herpesvirus vaccines (rHVT) are being widely used for...
Investigation of nutritional diseases at the veterinary diagnostic lab
Here below the role the veterinary diagnostic laboratory can play in helping to confirm nutritional diseases in a flock has been described. Regardless issues...
The Salmonella initiative
An enduring challenge and reputational issue for the egg industry is caused by the presence of Salmonella enterica serovars (particularly some Typhimurium serotypes), which...
The relationship between sperm function and diet – Toms are what they eat
It is well known that cryopreserved semen could be used to regenerate commercial or research poultry lines; however, fertility rates from poultry semen frozen...
Maternal derived antibodies have a role on the impact of Original XPC
The objective of this study was to evaluate the role of maternally derived antibodies on the immune-modulatory capacity of XPC on antigen-specific humoral immune...
Advantages and disadvantages of Coccidiosis control programs in poultry
Coccidiosis is a protozoan economic disease of poultry, in which around 80% of losses are due to mortality, reduced weight gain, inefficient feed conversion,...
Ability to detect Salmonella vs. Salmonella-Free in poultry processing
Poultry are sampled often for Salmonella during growout on the farm and throughout the processing plant. While on farm sampling is not currently a...
Holistic view of intestinal health in poultry
Intestinal health is necessary to maintain efficient and sustainable gastrointestinal tract (GIT) physiology. The GIT has digestive, absorptive, metabolic, immunological and endocrinological functions.
This means...
A new poultry research center at the University of Bristol
A state-of-the art poultry research centre offering specialist, industry-focused research into both laying hen and broiler health, welfare, behavior and productivity has recently been...
Increasing standardization in real-time PCR diagnostics
How to use it with a modular system and its benefit to laboratory throughput.The IDEXX RealPCR™ real-time PCR reagents aim to provide a new...
Macroscopic lesion scoring correlates with gut morphology changes in a newly developed dysbacteriosis model
Conventional broilers often experience intestinal problems between 20 and 30 days of age, caused by a microbial imbalance in the gut, which is referred...
Use of injection syringes in the animal production industry
Animal health is an important factor to consider, as any disease outbreak can potentially have drastic economical consequences. For this reason, planning and preparing...
Research provides new understanding of ILT vaccines
USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at the University of Delaware in Newark, Delaware, in which researchers...
Boosting the cell-mediated immunity in chickens post-hatch via pre-hatch delivery of nucleic acids
Respiratory virus infections such as Avian Influenza, infectious laryngotracheitis and infectious bronchitis lead to high morbidity and mortality in chickens globally.Given the limitations...
Control of poultry red mite in organic layer farms
Dermanyssus gallinae is highly relevant with respect to both animal welfare and economics in laying hen housing. Here a study on monitoring and prevention of poultry red mite in organic layer farms is aimed at solving this poultry issue.
Infectious bronchitis virus (IBV) vaccines produced in eggs have unpredictable mutations
Scientists at The Pirbright Institute have shown that infectious bronchitis virus (IBV) vaccines produced in eggs have unpredictable mutations which may be prone to...
Mycotoxins in turkeys
Toxin production requires the presence of a mould, a suitable substrate and a suitable environment. If a mould is present, toxin production is influenced...
Nutritional strategies against pathogens in poultry
Salmonella Enteritidis and Campylobacter jejuni are the two major foodborne pathogens transmitted through poultry products. Since chickens are the reservoir hosts of these pathogens,...
On-farm control of campylobacter
Campylobacteriosis, primarily caused by the consumption of contaminated chicken products, accounts for the majority of food poisoning cases in Europe and many other developed...
Gut health and Coccidiosis
In poultry, gut health is fundamental and the gastrointestinal tract accounts for twenty percent of the energy expenditure of the whole body. This energy...
Potential wooden breast syndrome causes in broilers
USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at the University of Delaware in Newark, Del., in which researchers...
Investigating diseases affecting poultry production
Severe diseases such as highly pathogenic avian influenza and velogenic Newcastle disease are still a concern for poultry producers and government agencies alike. Companies...
DNA region in chickens identified for disease resistance
One region in the DNA explains a large difference in possible disease resistance betweenchickens. This was discovered by researchers of Wageningen University & Research...
Monitoring of IBV circulation and prevalence
Infectious bronchitis (IB) is one of the most common viral diseases in chicken production worldwide and IB virus (IBV) is considered the most contagious...
Pathogenesis and control of viruses that adversely affect avian gut health
Virus-induced enteric infections occur in birds of all age groups causing severe damage to poultry farmers.
Antibiotic-resistance: the contribution of the viruses in GIT microbiome
The GIT, or rather the gastro intestinal tract, is the organ of the all organism mostly colonized by the microbial population: it hosts more...
Gut health in layers
To some extent gut health has not been a focus of commercial pullet and layer flocks unless the problem contributed to a significant mortality...
Blackhead disease: development of molecular tests and an in vitro assay to identify reservoirs...
This research project developed diagnostic assays needed for advancing the understanding of blackhead disease. The article shows clearly how the disease most likely spreads...
Quality Control Audits of killed vaccination
Vaccination programs for breeders and egg layers include procedures with inactivated vaccines. Killed (inactivated) vaccines are used to prevent disease in the vaccinated bird...
Rapid in vitro antimicrobial screening assay against Campylobacter
Research was undertaken to adapt a multi-well antimicrobial assay as a fast and reliable method to screen large numbers of plant extract treatments against...
Must be read
Breakthrough: stopping chick culling together!
In Germany alone, around 45 million male chicks from laying hen breeds are killed every year. Male chicks of these breeds do not lay...
