Collaborative regulatory approach can reduce antibiotic use in animal production

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As global concern about the human health threat posed by antimicrobial resistance continues rises, governments continue to introduce legislation to curb antibiotic use in...

Monitoring of IBV circulation and prevalence

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Infectious bronchitis (IB) is one of the most common viral diseases in chicken production worldwide and IB virus (IBV) is considered the most contagious...

Biological control of Salmonella in the poultry industry: a European perspective

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Salmonella remains one of the most important foodborne bacterial pathogens worldwide, and is frequently linked with the consumption of contaminated poultry meat and eggs....

Pathological manifestations of highly pathogenic and predominant Eimeria species in turkeys

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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...

Pirbright’s livestock coronavirus research

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The Pirbright Institute is aware that misinformation regarding the Institute and its research is circulating on social media following an outbreak of a new...

Heat stress causes inhibition of Eimeria replication in broilers

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Eimeria infection is one of the most important diseases affecting poultry production, and is characterized by bloody or watery diarrhea, weight loss, poor feed...

How do coccidiosis challenges influence lipid digestibility and energy utilisation?

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Coccidiosis continues to be one of the most pervasive and economically detrimental diseases in commercial poultry production. Controlling this enteric disease is an even...

Gut health and Coccidiosis

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In poultry, gut health is fundamental and the gastrointestinal tract accounts for twenty percent of the energy expenditure of the whole body. This energy...

Infectious bronchitis virus (IBV) vaccines produced in eggs have unpredictable mutations

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Scientists at The Pirbright Institute have shown that infectious bronchitis virus (IBV) vaccines produced in eggs have unpredictable mutations which may be prone to...

Feeding the commercial turkey

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Choosing the most effective feeding programme has never been more important given the unpredictability of the raw material market and lack of consistent supply...

Female persistency post-peak. Managing fertility and production

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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...

Holistic view of intestinal health in poultry

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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...

Prevention and control of biofilm in water line systems as part of biosecurity protocols

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This paper does not address the situations in which the microbiological quality of the water has been compromised from the beginning; rather, this paper addresses how drinking...

World Veterinary Day – celebrating the value of vaccination

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The theme of this year’s World Veterinary Day – celebrated April, 27th – was Value of Vaccination. To celebrate it, some of the vaccinology...

The effects of diet and epigenetic alterations on the gut microbiome, inflammation and poultry...

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The gut microbiota is a fundamental force influencing diverse aspects of avian physiology. Microbiome studies are at a critical juncture and facing a challenging...

Rapid in vitro antimicrobial screening assay against Campylobacter

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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...

Poultry gut health critical to NAE production

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The production of “No Antibiotics Ever” (NAE) poultry is a common trend worldwide today. Despite scientific evidence indicating that specific antibiotic growth promoters (AGP)...

Use of comparative genomics to identify vaccine candidates for Campylobacter Jejuni

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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....

Continuous monitoring and control of mycoplasma for sustainable poultry production

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Mycoplasma gallisepticum (MG) and Mycoplasma synoviae (MS) remain persistent pathogens in poultry, causing respiratory disorders, synovitis, uneven growth, and reduced egg production. Determining the...

Research provides new understanding of ILT vaccines

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USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at the University of Delaware in Newark, Delaware, in which researchers...

Water disinfection in poultry farms: a low-cost practice with high impact

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Water is often overlooked as a source of disease risk in poultry farming. Yet, when it comes to biosecurity, drinking water is one of...

Influenza antibodies made by Pirbright reduce disease in chickens

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Scientists at The Pirbright Institute have engineered synthetic antibody molecules that can be administered to poultry to reduce the symptoms of Influenza, as well as...

Salmonella, creating the most undesirable environment

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Background Salmonella non-typhoidal is among the top foodborne bacteria that cause illness within the United States annually.With 1.4 million illness (11% of foodborne bacteria), 19,336...

Get the most from your diagnostic laboratory.

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A field perspective. You notice the mortality is up this morning in one of your brooder houses. Your first thought might be “better take some birds to...

Backyard poultry flocks Salmonella spp. seroprevalence

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As backyard poultry grows as a hobby in the United States there is an increased worry that poultry will become infected with Salmonella spp....

Testing day-old poults

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When poults are received at a farm from the hatchery they should be good quality poults; namely, free from physical defects, actively looking for...

USPOULTRY Releases Updated Report of Antibiotic Stewardship Within US Poultry Production

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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...

Study suggests H5N1 D1.1 circulated before its first detection in North America 

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By the time the H5N1 D1.1 genotype was first detected in the Pacific Flyway during the autumn of 2024, it had probably already been...

How Necrotic Enteritis affects animal’ welfare and performance

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Necrotic Enteritis (NE) affected flocks have poor enteric health and nutrient digestibility leading to decreased performance and increased excretion of nutrients. Evidence suggests that...

Nutritional strategies against pathogens in poultry

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Salmonella Enteritidis and Campylobacter jejuni are the two major foodborne pathogens transmitted through poultry products. Since chickens are the reservoir hosts of these pathogens,...

Turkey dermatitis/cellulitis: where are we headed?

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Clostridium septicum is a ubiquitous, spore-forming bacterium associated with spontaneous gas gangrene in both livestock and humans. The spores can persist in harsh environments,...

Antimicrobial drug resistance in poultry. What do we know about risk factors?

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There is an increasing amount of published surveillance and diagnostic submissions data, providing information on prevalence and trends of antimicrobial drug use and antimicrobial...

Investigating diseases affecting poultry production

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Severe diseases such as highly pathogenic avian influenza and velogenic Newcastle disease are still a concern for poultry producers and government agencies alike. Companies...

Avian influenza diagnostics in foxes provide valuable addition to mammal surveillance

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Research by Wageningen Bioveterinary Research (WBVR) and the Dutch Wildlife Health Centre (DWHC) shows that foxes in the province of Friesland can become infected...

Chicken study probes resistance to food bug

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Receiving gut microbes from resistant chickens does not lessen chickens’ susceptibility to bacterium that causes food poisoning. Susceptible chickens became even more susceptible to Campylobacter,...

Engineering vaccines for multiple strains of IBV

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In new work funded by a Biotechnology and Biological Sciences Research Council (BBSRC) researchers at The Pirbright Institute and The Roslin Institute have published...

Footpad dermatitis in market turkey hens. Bird density and bedding material relationships

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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...

Incorporating an essential oil and saponin blend as part of an effective coccidiosis management...

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Coccidiosis continues to be a top challenge in the poultry industry and growing evidence of reduced sensitivity to traditional anticoccidials like ionophores and chemicals...

Obtaining the most benefit from an anticoccidial sensitivity test

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The poultry industry has been using the same anticoccidial drugs for the prevention of coccidiosis for several decades. The last approval of a new...

The role of feed additives in the protozoal diseases in poultry

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Coccidiosis and histomoniasis are economically significant diseases in chickens and turkeys. Management, vaccination and medication are key tools in the control of these diseases...

The cost of mycoplasma infection in poultry

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Sometimes some Mycoplasma infections cause disease in poultry and this has been extensively studied and worried about by veterinarians, poultry producers and veterinary authorities....

Research shows how Infectious Laryngotracheitis can spread from vaccinated flocks

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The research on how Infectious Laryngotracheitis can spread from vaccinated flocks was made possible in part by an endowing Foundation gift from Claxton Poultry...

Role of dietary calcium in Necrotic Enteritis development and pathogenesis

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USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at Texas A&M University in College Station, Texas, in which the...

Infectious Bursal Disease antibody levels and viral load in commercial broiler chickens

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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...

Managing CO2 and fresh air to optimise hatchability

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Last year I was invited to a layer hatchery that was reporting slightly lower hatchability than its sister hatcheries, despite using eggs from the...

Mycotoxins in turkeys

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Toxin production requires the presence of a mould, a suitable substrate and a suitable environment. If a mould is present, toxin production is influenced...

Clostridial Dermatitis

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Clostridial Dermatitis is a disease of economic concern in turkeys. Clostridium perfringens and Clostridium septicum have been isolated consistently from dermatitis lesions in turkeys....

Newcastle disease virus evolution and control strategies

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Newcastle disease virus is continuously evolving, and molecular techniques allow the classification of vaccine and field strains in numerous genotypes and subgenotypes, although a...

Salmonella Reading in commercial turkeys. Why now and how?

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Salmonella sp. is one of the most common bacteria associated with foodborne illness in humans. Each year in the United States, foodborne salmonellosis causes...

New predictive models for an integrated approach to combating avian influenza

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Avian influenza is now recognized as both widespread and costly, with serious implications for animal and human health. Tackling it effectively requires targeted strategies...

Update on Infectious Bronchitis in the United States

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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...

Sample management and handling for diagnostic testing

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Diagnostic testing is an important and widely used tool in commercial poultry husbandry. A key to best use of diagnostic testing, is to begin...

Maternal derived antibodies have a role on the impact of Original XPC

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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...

Comparing two ELISA kits

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Here a comparison of two ELISA kits as been made to assess their efficicacy. Recombinant turkey herpesvirus vaccines (rHVT) are being widely used for...

On-farm control of campylobacter

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Campylobacteriosis, primarily caused by the consumption of contaminated chicken products, accounts for the majority of food poisoning cases in Europe and many other developed...

Cochlosoma anatis in turkeys

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A funded research project at North Carolina State University in Raleigh, N.C. evaluated the pathogenicity of Cochlosoma anatis. The research was made possible in...

Overcoming challenges of antibiotic-free production

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Antibiotic use once became a conventional, on-farm practice to prevent health issues and boost growth in poultry. Yet, public health concerns about rising bacteria...

The challenges and future of poultry diagnostics

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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...

Antibiotic-resistance: the contribution of the viruses in GIT microbiome

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The GIT, or rather the gastro intestinal tract, is the organ of the all organism mostly colonized by the microbial population: it hosts more...

Microbiological consequences of different housing systems for laying hens, with particular reference to Salmonella...

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A significant proportion of human illnesses caused by Salmonella are linked to the consumption of contaminated eggs. In response, substantial government and private industry...

Should the US rethink its avian influenza policy?

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➤ Tom Tabler, Professor and Extension Poultry Specialist, Department of Animal Science, University of Tennessee Institute of Agriculture  ➤ Tanner Thornton, Graduate Research Assistant, Department...

Detection and quantification of Gallibacterium anatis and Mycoplasma synoviae

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Mycoplasma synoviae is one of the most common preconditions for secondary bacterial infections in poultry. It causes subclinical infections of the upper respiratory tract,...

Research Rules Out Possible Kinky Back Prevention

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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...

Research shows nutritional effects of Coccidiosis vaccination

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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 Laryngotracheitis (ILT) outbreaks in laying hens in Konya province

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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...

Blackhead disease: development of molecular tests and an in vitro assay to identify reservoirs...

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This research project developed diagnostic assays needed for advancing the understanding of blackhead disease. The article shows clearly how the disease most likely spreads...

Enumeration of Ascaridia Galli eggs in chicken excreta

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Excreta counting techniques in eggs can provide valuable information for assessing flock infection levels, selecting nematode resistant chicken breeds and for determining anthelmintic efficacy.  Although...

Infectious Laryngotracheitis (ILT) Advisory – City of Kingston

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The Feather Board Command Centre (FBCC) is issuing an Infectious  Laryngotracheitis (ILT) biosecurity advisory for an approximate 10 km area in the City of Kingston.  FBCC...

Biosecurity, before the beginning…

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Almost all of us, the poultry people, know what biosecurity is about. For the investors, it means spending lots of money to prevent disasters,...

Avian reovirus, molecular characterization

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Avian reovirus (ARV) is the main cause of viral arthritis and tenosynovitis in chickens and turkeys, triggering economic losses in the poultry industry due...

Bioavailable silicium as feed additive and its beneficial effects throughout poultry production

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Silicium is a naturally occurring trace element that supports bone formation, collagen synthesis, and structural integrity in tissues and eggshell membranes. In poultry, dietary...

Decoding cecal cores in chickens: from necropsy to diagnosis

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Cecal cores are a classical pathological gross lesion seen in field necropsies. Even though a presumptive diagnosis is made based on the visualization of...

Protecting poultry from Avian Influenza

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The Avian Influenza season is upon us, but how much do you know about Avian Influenza? Do you know how to protect the birds...

Researchers investigate the cause and prevention of False Layer Syndrome

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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...

Future of Blackhead Disease in poultry

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A turkey health survey of US veterinarians in turkey production ranked blackhead position #13 (#11 prior year) compared to #22 in 2006; the survey...

The ABCs of CDT (Clostridial Dermatitis of Turkeys)

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Clostridial Dermatitis of Turkeys (CDT), also referred to as Cellulitis, remains a major disease issue across all geographic regions of the US; the annual...

Pirbright’s new Avian Influenza vaccine

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An improved poultry influenza vaccine has been developed by researchers from The Pirbright Institute. The potential vaccine triggers a rapid immune response which protects...

Wooden Breast Disease

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The emergence of Wooden Breast Disease in commercial broiler chickens has been associated with significant economic loss in the poultry industry resulting from severe...

Poultry expertise at IDEXX

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In a rapidly evolving poultry production environment with fewer treatment options, disease prevention and identification are more important than ever. Reliable lab diagnostics play...

Pathogenesis of egg infections by salmonella – Second Part

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Early protection has been demonstrated after primary live vaccine administration early post-hatch but this effect is serotype-specific, while cross-protection between some serotypes has been...

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