Water disinfection in poultry farms: a low-cost practice with high impact
Water is often overlooked as a source of disease risk in poultry farming. Yet, when it comes to biosecurity, drinking water is one of...
Increased cecal butyrate concentrations protect against Salmonella Enteritidis
Butyrate is a molecule that is extensively studied as a feed additive to improve gut health and animal performance. It also has been described...
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...
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...
Pulmonary Nocardiosis in turkey poults
Nocardiosis is an opportunistic, noncontagious, pyogranulomatous or suppurative disease of domestic animals, wildlife and people. In domestic animals, it causes mastitis, pneumonia (granulomatous lesions...
Immune system and nutrition: the balance between immunity and growth in modern broiler crosses
Immune activation is the first stage of the immune response necessary to protect the body. It is accompanied by significant metabolic costs and inflammation....
Use of multiple strains of infectious bronchitis vaccines to induce protection against new IB...
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...
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...
Alternatives to antibiotics in organic poultry
Organic poultry production is one of the fastest growing segments of organic agriculture with a 20% average annual increase since the establishment of the...
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...
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...
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...
Garlic allicin as a promising alternative to antibiotics in broilers
Introduction
The poultry industry is under increasing pressure to reduce antibiotic use due to antimicrobial resistance and consumer demand for safer products. Garlic (Allium sativum)...
Study suggests H5N1 D1.1 circulated before its first detection in North America
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...
Avian influenza diagnostics in foxes provide valuable addition to mammal surveillance
Research by Wageningen Bioveterinary Research (WBVR) and the Dutch Wildlife Health Centre (DWHC) shows that foxes in the province of Friesland can become infected...
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...
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....
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...
Researchers investigate the characteristics of Turkey Hepatitis Reovirus
USPOULTRY and the USPOULTRY Foundation announced the completion of a funded research project at the University of Minnesota in which researchers investigated the characteristics of Turkey...
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...
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)...
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...
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...
Role of dietary calcium in Necrotic Enteritis development and pathogenesis
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...
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...
How Necrotic Enteritis affects animal’ welfare and performance
Necrotic Enteritis (NE) affected flocks have poor enteric health and nutrient digestibility leading to decreased performance and increased excretion of nutrients.
Evidence suggests that...
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...
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...
A synergistic herbal alternative combination: curcumshield vs poultry infections – a broad-spectrum study
Introduction
In the case of bacterial infections, various categories of antibiotics – especially synthetic ones – are widely used as broad-spectrum bacteriostatic and bactericidal agents....
In-ovo corticosterone alters body composition in 35 day old chi-cken meat birds
Increasing evidence suggests early-life exposure to maternal stress can permanently alter thedevelopment of an embryo. Such findings have significant application to the chicken meat...
Cochlosoma anatis in turkeys
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...
Better for birds, the earth, and you: Kipster’s egg
In the United States, as of March 2024, 40% of eggs produced are cage-free. While the cage-free movement has gained momentum worldwide, one company...
Pathogenesis of egg infections by salmonella – Second Part
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...
A review of novel biological alternatives to antibiotic therapies in poultry
As poultry producers in Australia continue to limit antibiotic use, increasing numbers of alternative therapies and chemical biosecurity products are being used to overcome...
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...
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...
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...
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...
Key global health issues in cage-free and organic laying hens
In USA and Europe there has been a growth in cage-free, free range, and organic production over the last 10 years.
The percentage of all...
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...
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...
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...
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...
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...
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...
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...
Infectious Laryngotracheitis (ILT) Advisory – City of Kingston
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...
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....
Prevention and control of biofilm in water line systems as part of biosecurity protocols
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...
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...
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...
Obtaining the most benefit from an anticoccidial sensitivity test
The poultry industry has been using the same anticoccidial drugs for the prevention of coccidiosis for several decades. The last approval of a new...
Influenza antibodies made by Pirbright reduce disease in chickens
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...
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...
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...
The effects of diet and epigenetic alterations on the gut microbiome, inflammation and poultry...
The gut microbiota is a fundamental force influencing diverse aspects of avian physiology. Microbiome studies are at a critical juncture and facing a challenging...
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...
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 declining trend of salmonellosis cases in the EU has levelled off
Cases of Salmonella Enteritidis acquired in the EU have increased in humans by 3% since 2014 says the report, which is compiled by the...
Protecting poultry from Avian Influenza
The Avian Influenza season is upon us, but how much do you know about Avian Influenza? Do you know how to protect the birds...
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...
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....
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...
Bioavailable silicium as feed additive and its beneficial effects throughout poultry production
Silicium is a naturally occurring trace element that supports bone formation, collagen synthesis, and structural integrity in tissues and eggshell membranes. In poultry, dietary...
Development of Multilocus sequence typing (MLST) for Mycoplasma gallisepticum
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...
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...
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...
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...
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...
Turkey arthritis reovirus. Diagnostic strategies
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...
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...
Infectious bronchitis virus shuts down cell stress signals
A new study from scientists at The Pirbright Institute and collaborators at the University of Surrey provides evidence that infectious bronchitis virus (IBV) can regulate the...
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...
Chlamydia spp. detected in poultry in Piedmont, Italy
Chlamydia spp. are agents of re-emerging infections in poultry worldwide and deserve attention from a public health perspective due to the well-known zoonotic nature...
Coccidiosis control in broiler breeders with the use of vaccines by Aviagen®
Coccidiosis is a disease of the intestinal lining, produced by the invasion of the mucosal cells by a very prolific protozoan parasite of the...
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...
Comparison of four injection sites for Se bacterin vaccine in commercial pullets
As commercial pullets farming transitions from rearing a bird on a single level in conventional-style housing to rearing a bird in a multi-level aviary,...
Feeding the commercial turkey
Choosing the most effective feeding programme has never been more important given the unpredictability of the raw material market and lack of consistent supply...
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,...
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...