Decoding cecal cores in chickens: from necropsy to diagnosis
Cecal cores are a classical pathological gross lesion seen in field necropsies. Even though a presumptive diagnosis is made based on the visualization of...
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...
Researchers investigate the cause and prevention of False Layer Syndrome
USPOULTRY and the USPOULTRY Foundation announced the completion of a funded research project at the University of Georgia in which researchers investigated the cause and prevention...
NWO OTP grant awarded to WUR project aimed at head start for day-old chicks
The immune system of a chicken starts in the egg. Validated tools to assess how incubation conditions influence immune development are lacking. A new...
Gut health
Gut health and the efficient conversion of feed into its basic components for optimal nutrient absorption is vital for both commercial and turkey breeder...
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...
Avian reovirus, molecular characterization
Avian reovirus (ARV) is the main cause of viral arthritis and tenosynovitis in chickens and turkeys, triggering economic losses in the poultry industry due...
New predictive models for an integrated approach to combating avian influenza
Avian influenza is now recognized as both widespread and costly, with serious implications for animal and human health. Tackling it effectively requires targeted strategies...
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...
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...
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...
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...
Poultry expertise at IDEXX
In a rapidly evolving poultry production environment with fewer treatment options, disease prevention and identification are more important than ever. Reliable lab diagnostics play...
The manureshed concept: a solution to poultry litter nutrient recycling?
Surface waters in the United States are regularly assessed as a part of the Clean Water Act to determine whether the water quality protects...
When the gut rebels: the challenge of chronic inflammation in laying hens
In the poultry industry, intestinal health is a cornerstone for achieving high production yields, feed efficiency, and disease resistance. One of the issues that...
Infectious Coryza in vaccinated layers: are vaccines failing to protect?
During 2017 and 2018 Infectious Coryza was detected in several commercial vaccinated egg layer flocks in California. The Avibacterium paragallinarum strains isolated from infected...
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...
How Marek’s disease may directly affect the chicken immune system
Marek’s disease virus (MDV) causes disease in chickens and is estimated to cost the global poultry industry up to US $2 billion each year.
In...
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...
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...
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....
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...
Update on Infectious Bronchitis in the United States
Infectious bronchitis infections continued to increase this year in the Ontario broiler, broiler breeder and layer sectors.
Infectious bronchitis virus (IBV) can be spread by...
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...
Microbiota studies in poultry
The microbial populations that inhabit the gastrointestinal tract (GIT) of birds play an important role in the establishment and maintenance of a healthy gut....
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...
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...
A diagnostic laboratory perspective for pathogen detection
Detection of infectious diseases can generally be broken down into laboratory detection of the pathogen or detection of the immune response to the pathogen....
Poultry gut health critical to NAE production
The production of “No Antibiotics Ever” (NAE) poultry is a common trend worldwide today. Despite scientific evidence indicating that specific antibiotic growth promoters (AGP)...
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...
Animal feed probiotics market expands as antibiotic-free nutrition gains momentum
The global animal feed probiotics market is undergoing a significant transformation as livestock producers increasingly seek sustainable, science-driven alternatives to conventional growth promoters. Valued...
World Veterinary Day – celebrating the value of vaccination
The theme of this year’s World Veterinary Day – celebrated April, 27th – was Value of Vaccination. To celebrate it, some of the vaccinology...
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...
Salmonella Reading in commercial turkeys. Why now and how?
Salmonella sp. is one of the most common bacteria associated with foodborne illness in humans. Each year in the United States, foodborne salmonellosis causes...
Reducing antibiotic use without harming profitability is an actual possibility
Ten million people are at risk due to antibiotic resistance, ensures the “Antimicrobial Resistance Review” published by the United Kingdom government in 2014. Of...
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...
New avian flu outbreak detected on a farm in the Urgell region (Catalonia)
The Government of Catalonia has confirmed the detection of a new case of avian influenza on a poultry farm located within the surveillance radius...
Female persistency post-peak. Managing fertility and production
INTRODUCTION
Managing breeding stock fertility and egg production is critical to achieving good breeder production and welfare. However, maintaining persistent egg output and hatchability remains...
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...
Use of comparative genomics to identify vaccine candidates for Campylobacter Jejuni
Interventions to control and reduce the incidence of Campylobacter jejuni colonization in poultry is important in order to reduce the burden of foodborne illness in humans....
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...
Research provides Insight on colonization of broilers by Salmonella
USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at Auburn University in Auburn, Alabama, in which researchers were able...
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...
Host and microbial biomarkers for intestinal health and disease in broilers
New tools can be used to determine the gut health status of animals and to predict animal performance or to make a decision whether...
Interrupting cholesterol pathway reduces Marek’s disease spread
In a new discovery, scientists from The Pirbright Institute confirm that cholesterol production and transport play a crucial role in how Marek’s disease virus...
Effect of difference doses of Newcastle disease vaccine immunization on broilers
Influence on growth performance, plasma variables and immune response
As a member of the Paramyxoviridae group, Newcastle disease virus (NDV) is the key causative agent...
A multidisciplinary research approach on Avian Influenza in Italy
The Avian Influenza epidemic of 2016-2017 had been the largest in Europe in more than 10 years. The circulating virus was a Highly Pathogenic...
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...
Pirbright’s livestock coronavirus research
The Pirbright Institute is aware that misinformation regarding the Institute and its research is circulating on social media following an outbreak of a new...
Case report: histomoniasis in broiler breeder pullets
Histomoniasis, commonly known as blackhead disease, is caused by an anerobic protozoan parasite, Histomonas meleagridis. Histomoniasis affects all gallinaceous birds and turkeys are the...
Managing coccidiosis in birds raised without antibiotics
For poultry producers to make a profit they must have healthy, uniform sized birds, make sure there are no real or assumed human health...
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...
Optimizing immunization through proper vaccination in turkeys
When we talk about optimizing immunization through proper vaccination in commercial turkeys, we are really talking about optimizing drinking water vaccination when we think...
Infectious bursal disease viruses may swap genetic material during infection
Live cell imaging has been used by researchers at The Pirbright Institute to reveal new information about how different strains of infectious bursal disease virus...
Histopathological evaluation of Histomonas meleagridis on ceca and the bursa of Fabricius in turkeys
Histomoniasis is caused by Histomonas meleagridis, a flagellated protozoan parasite. It causes systemic infection in turkeys and induces characteristic lesions in ceca and liver....
Incorporating an essential oil and saponin blend as part of an effective coccidiosis management...
Coccidiosis continues to be a top challenge in the poultry industry and growing evidence of reduced sensitivity to traditional anticoccidials like ionophores and chemicals...
Adaptability of bird flu poses threat to poultry
New insights from a study of the 2016/17 bird flu outbreak show how highly pathogenic bird flu viruses – which are likely to cause...
Should the US rethink its avian influenza policy?
➤ Tom Tabler, Professor and Extension Poultry Specialist, Department of Animal Science, University of Tennessee Institute of Agriculture
➤ Tanner Thornton, Graduate Research Assistant, Department...
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...
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...
Novel Approach Improves Poultry Welfare by Reducing Stress on Chickens
MSD Animal Health (known as Merck Animal Health within the United States and Canada) recently announced the launch of EXZOLT® (fluralaner), the first systemic...
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...
Microbiological consequences of different housing systems for laying hens, with particular reference to Salmonella...
A significant proportion of human illnesses caused by Salmonella are linked to the consumption of contaminated eggs. In response, substantial government and private industry...
Footpad dermatitis in market turkey hens. Bird density and bedding material relationships
Lameness
and poor footpad condition can be major issues for meat-type poultry resulting
in their decreased well-being and decreased productivity. A large body of
research exists for...
Gut health in poultry production: why, what and how
Gut health has become a dominant topic in the global poultry industry. But why did the topic emerge to become so important to the...
Pathological manifestations of highly pathogenic and predominant Eimeria species in turkeys
Coccidiosis is caused by intra-cellular enteric protozoan parasites of the genus Eimeria. Eimeria is a gastrointestinal parasite with a complex life cycle involving an...
USPOULTRY Releases Updated Report of Antibiotic Stewardship Within US Poultry Production
Updated research, supported by the U.S. Poultry & Egg Association (USPOULTRY) and the U.S. Food and Drug Administration (FDA), was released today quantifying the...
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...
Targeted preharvest interventions against Salmonella in turkeys
Salmonella is a foodborne zoonotic pathogen prevalent in poultry production, including turkeys. The pathogen is a constant threat to human public health because of...
Mycoplasma Synoviae, a technical update
Mycoplasma are the smallest free-living organisms both in size and number of genes, and unlike many other bacteria, they do not have a cell...
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,...
Clinical coccidiosis in broilers with concurrent infection of Eimeria maxima and Eimeria praecox
Coccidiosis is a complex disease in chickens caused by protozoan parasites in the genus Eimeria. As Eimeria species are ubiquitous in poultry facilities, coccidiosis...
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...
Concurrent infection of Histomonas meleagridis and Eimeria meleagridis in a turkey flock
Blackhead disease (histomoniasis) in turkeys is one of the protozoan diseases sporadically documented in commercial turkey production facilities. Histomoniasis may induce mild, moderate, or...
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...
Antimicrobial drug resistance in poultry. What do we know about risk factors?
There is an increasing amount of published surveillance and diagnostic submissions data, providing information on prevalence and trends of antimicrobial drug use and antimicrobial...
Salmonella prevention strategies and influences of sampling method selection
Multiple factors can influence both Salmonella prevalence and diversity of Salmonella serogroups detected from both pre and post-harvest samples. Sampling methodologies vary widely when...
Practical guide for evaluating day-old chick quality: key standards and health monitoring
Evaluating the quality of day-old chicks (DOC) is crucial for successful poultry production. This practical guide outlines the key physical indicators, health factors, and...
How to guard your hatchery against biosecurity threats
Biosecurity, by simple definition, is a set of procedures undertaken to limit the spread of infectious pathogens to a susceptible population. It is, however,...
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,...
