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...

A new poultry research center at the University of Bristol

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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...

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...

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...

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...

Infectious Coryza in vaccinated layers: are vaccines failing to protect?

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During 2017 and 2018 Infectious Coryza was detected in several commercial vaccinated egg layer flocks in California. The Avibacterium paragallinarum strains isolated from infected...

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...
Figure 1

Histopathological evaluation of Histomonas meleagridis on ceca and the bursa of Fabricius in turkeys

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Histomoniasis is caused by Histomonas meleagridis, a flagellated protozoan parasite. It causes systemic infection in turkeys and induces characteristic lesions in ceca and liver....

Investigation of nutritional diseases at the veterinary diagnostic lab

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Here below the role the veterinary diagnostic laboratory can play in helping to confirm nutritional diseases in a flock has been described. Regardless issues...

Mycoplasma Synoviae, a technical update

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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...

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,...

Boosting the cell-mediated immunity in chickens post-hatch via pre-hatch delivery of nucleic acids

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Respiratory virus infections such as Avian Influenza, infectious laryngotracheitis and infectious bronchitis lead to high morbidity and mortality in chickens globally. Given the limitations...

Optimizing immunization through proper vaccination in turkeys

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When we talk about optimizing immunization through proper vaccination in commercial turkeys, we are really talking about optimizing drinking water vaccination when we think...

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...

Evaluation of factors that affect susceptibility and control of reovirus-induced viral arthritis in broiler...

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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...

Improving birds’ health by refining their intestinal microbiota health and stability

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Intestinal systems of living organisms are inhabited by a dense community of microorganisms  dominated by bacteria but also containing archea, fungi, protozoa and viruses....

Immune system and nutrition: the balance between immunity and growth in modern broiler crosses

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Immune activation is the first stage of the immune response necessary to protect the body. It is accompanied by significant metabolic costs and inflammation....

Prevalence and antimicrobial resistance of thermophylic Campylobacters in poultry

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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...

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...

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...

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...

A new view of how class I molecules fight diseases

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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...

The relationship between sperm function and diet – Toms are what they eat

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It is well known that cryopreserved semen could be used to regenerate commercial or research poultry lines; however, fertility rates from poultry semen frozen...

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...

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...

Host and microbial biomarkers for intestinal health and disease in broilers

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New tools can be used to determine the gut health status of animals and to predict animal performance or to make a decision whether...

Use of multiple strains of infectious bronchitis vaccines to induce protection against new IB...

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USPOULTRY (www.uspoultry.org.) and the USPOULTRY Foundation announced the completion of a funded research project at the University of Delaware in Newark, Del., in which researchers found...

Adaptability of bird flu poses threat to poultry

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New insights from a study of the 2016/17 bird flu outbreak show how highly pathogenic bird flu viruses – which are likely to cause...

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...

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....

Research examines novel next generation sequencing techniques

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

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...

Turkey arthritis reovirus. Diagnostic strategies

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Avian reoviruses (ARVs). They are non-enveloped viruses of 70-80 nm size having an icosahedral symmetry. The viral genome has 10 segments of double stranded...

Turkey reoviral arthritis update

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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...

Macroscopic lesion scoring correlates with gut morphology changes in a newly developed dysbacteriosis model

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Conventional broilers often experience intestinal problems between 20 and 30 days of age, caused by a microbial imbalance in the gut, which is referred...

Managing coccidiosis in birds raised without antibiotics

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For poultry producers to make a profit they must have healthy, uniform sized birds, make sure there are no real or assumed human health...

Novel Approach Improves Poultry Welfare by Reducing Stress on Chickens

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MSD Animal Health (known as Merck Animal Health within the United States and Canada) recently announced the launch of EXZOLT® (fluralaner), the first systemic...

Cecal coccidiosis in turkeys

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Cecal coccidiosis is an important disease that affects the cecal integrity of turkeys and may result in watery feces with flecks of blood. In...

Gut health

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Gut health and the efficient conversion of feed into its basic components for optimal nutrient absorption is vital for both commercial and turkey breeder...

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...

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....

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...

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...

Concurrent infection of Histomonas meleagridis and Eimeria meleagridis in a turkey flock

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Blackhead disease (histomoniasis) in turkeys is one of the protozoan diseases sporadically documented in commercial turkey production facilities. Histomoniasis may induce mild, moderate, or...

Researchers develop method for making new types of vaccines

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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,...

NWO OTP grant awarded to WUR project aimed at head start for day-old chicks

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The immune system of a chicken starts in the egg. Validated tools to assess how incubation conditions influence immune development are lacking. A new...

Reducing antibiotic use without harming profitability is an actual possibility

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Ten million people are at risk due to antibiotic resistance, ensures the “Antimicrobial Resistance Review” published by the United Kingdom government in 2014. Of...

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)...

Towards practical methods for assessing ILTV vaccine take

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In response to ILTV outbreaks, live vaccines are typically administered at 7-14 days of age in drinking water via nipple drinkers which may not...

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...

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...

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...

Mass water vaccination in poultry sheds: accurate dose for every bird, every line

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Even if many people use the same methods or knowledge for water vaccination in cage or aviary systems as they do for broiler or...

Coccidiosis control in broiler breeders with the use of vaccines by Aviagen®

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Coccidiosis is a disease of the intestinal lining, produced by the invasion of the mucosal cells by a very prolific protozoan parasite of the...

Interrupting cholesterol pathway reduces Marek’s disease spread

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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...

A diagnostic laboratory perspective for pathogen detection

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Detection of infectious diseases can generally be broken down into laboratory detection of the pathogen or detection of the immune response to the pathogen....

Salmonella prevention strategies and influences of sampling method selection

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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...

Development of Multilocus sequence typing (MLST) for Mycoplasma gallisepticum

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Mycoplasma gallisepticum (MG) is the most pathogenic avian mycoplasma species. It affects commercial, non-commercial poultry and wild birds. Current MG sequence typing methods rely...

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...

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...

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...

Increasing standardization in real-time PCR diagnostics

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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...

Linear Epitope Mapping of B-cell responses following immunization with Avian Reovirus S1133

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Avian reovirus is a causative agents of tenosynovitis and viral arthritis. Commercially available reovirus vaccines do not protect against challenge with emerging variants associated...

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...

Gut health in poultry production: why, what and how

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Gut health has become a dominant topic in the global poultry industry. But why did the topic emerge to become so important to the...

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...

Frontiers in human and veterinary antibody discovery

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The Pirbright Institute hosted the inaugural Comparative Veterinary Immunology Group (CVIG) meeting Frontiers in Human and Veterinary Antibody discovery on 26 and 27 November,...

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...

An alternative method to fight Avian Influenza Virus

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A recent project was completed at the University of Iowa, Iowa City, Iowa, in which researchers developed a mobile system that can inactivate Avian...

Characterizing litter mite communities. Applications of DNA barcoding for management strategies

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The use of DNA barcoding can facilitate rapid biodiversity assessments of fastidious taxa - litter mite communities - by delineating species using molecular operational...

Ability to detect Salmonella vs. Salmonella-Free in poultry processing

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Poultry are sampled often for Salmonella during growout on the farm and throughout the processing plant. While on farm sampling is not currently a...

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...

Researchers characterize selected variant Avian Reovirus strains

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USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at the University of California, Davis, in which researchers looked to...

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...

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...

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...

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...

Isoquinoline alkaloids lower the prevalence of salmonella Heidelberg in broiler chickens

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Worldwide, tens of millions human cases are reported every year for salmonellosis. This makes it one of the most common foodborne diseases, which can...

Transcriptomic modifications caused by subclinical necrotic enteritis in broiler chickens

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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...

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...

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