Articles tagged with Poultry
The Stowers Institute Lab has discovered that the rate of somite formation, a process controlling the number of vertebrae, varies across species. Smaller vertebrae precursors result in more somites formed.
Researchers found that a chicken antibody behaves differently from its human counterpart, which sheds light on the origin of allergic reactions. The discovery could lead to designing drugs that alter the interaction between antibodies and white blood cells.
Researchers discovered that chickens are born with healthy intestinal bacteria, challenging conventional wisdom on how birds acquire these microorganisms. The study suggests that administering probiotics in ovo could improve growth and reduce the risk of food-borne illness.
Researchers discovered a diverse community of beneficial bacteria within chicken embryos, suggesting that birds acquire these microbes from their egg environment. This finding could lead to improved poultry production and reduced risk of foodborne illness by administering probiotics in ovo.
A study published in Science confirms that Tyrannosaurus rex shares common ancestry with modern-day birds, including chickens and ostriches, based on molecular analysis of ancient protein sequences. This finding provides the first molecular evidence for the evolutionary relationships of a non-avian dinosaur.
Research shows that men are more likely to eat meat and poultry products, including duck and veal, whereas women favor vegetables like carrots and tomatoes. Women also have a preference for dry foods and certain fruits, such as strawberries and blueberries.
Researchers at Arizona State University are developing a vaccine that targets both Avian Pathogenic E. coli (APEC) and Salmonella, two leading causes of poultry disease and food-borne illness. The project has the potential to provide benefits not only to the poultry industry but also to human health by preventing outbreaks of diseases ...
A new study found that chickens have a different version of a gene that codes for white skin, but the yellow-skin variant is present in a completely different wild species, grey junglefowl. This discovery contradicts Charles Darwin's theory that all chickens came from a wild red junglefowl species.
A new study from Uppsala University found that the genes responsible for domesticated chickens' yellow legs come from a closely related species, the grey jungle fowl. This challenges Charles Darwin's theory that chickens originated from the red jungle fowl.
Researchers have reidentified the main cause of necrotic enteritis in chickens as Clostridium perfringens, producing extracellular toxins that attack the bird's intestines. The discovery of a new toxin, NetB, has led to hope for the development of effective vaccines within two years.
A comprehensive survey of 51,000 chickens found that intensive rearing methods lead to leg health problems, affecting over 27.6% of birds at 40 days old. The study highlights the need for alternative management practices to reduce growth rates and improve welfare.
A recent study by Johns Hopkins Bloomberg School of Public Health reveals that poultry workers in the US are 32 times more likely to carry gentamicin-resistant E. coli bacteria than others outside the industry. The study highlights the importance of non-hospital environments in the origin of drug-resistant infections.
A recent study on Turkey's 2006 bird flu outbreak emphasizes the need for well-coordinated emergency response plans and clear responsibilities among healthcare workers. The research found that poor access to healthcare and poverty contributed significantly to the spread of the virus.
Researchers have found that bacteria living in red poultry mites could be targeted to prevent Salmonella and other pathogen spread in chickens. The discovery offers a potential new approach to combat the devastating impact of these blood-sucking pests on poultry and human health.
In a first systematic analysis, researchers confirm the limited human-to-human spread of avian-flu virus in Indonesia. Biostatistician Ira M. Longini Jr. found the virus spread within a small family, with the new software providing real-time analysis.
Researchers at Virginia Tech have developed a transportable pyrolysis unit to convert poultry litter into three value-added byproducts: bio-oil, producer gas, and fertilizer. The process reduces waste disposal concerns and biosecurity risks, while producing high-quality bio-oils with potential economic benefits.
Researchers at the University of Delaware have confirmed that a natural enzyme called phytase has helped Delaware chickens digest more phosphorus, reducing output in chicken manure. As a result, phosphorus loads to the environment have been reduced by some 2 million to 3 million pounds per year.
A recent study found that Latino immigrants working in low-wage jobs report infrequent work-family conflict due to their collective culture's emphasis on work as a means to ensure family well-being. In contrast, women from the same background experience higher levels of conflict due to societal expectations of their caregiving roles.
Researchers at Goethe University Frankfurt discovered that domestic chickens possess a magnetic sense of direction, orienting themselves by the Earth's magnetic field. This ability is thought to have evolved before migration and may be common to all birds.
A nationwide survey reveals that most Americans are aware of avian influenza but lack knowledge to inform their food choices. Only a small percentage believe cooking chicken properly kills the virus.
A new study from Penn State shows that eating low-calorie soup before a meal can significantly reduce total calorie intake. The study tested different forms of soup and found that low-calorie, broth-based soups are filling regardless of their form.
Justin Barone's research focuses on creating biodegradable plastics from agricultural byproducts like poultry feathers. He has developed polymers with improved strength, water resistance, and longevity by modifying keratin amino acid structures and using natural additives.
A review article argues that migratory birds are not the primary source of H5N1 virus dispersal. Human commercial activities, particularly poultry trade, are the major factors behind the global spread of the virus. The study suggests that strict health control and better animal welfare measures can help prevent disease transmission.
A University of Georgia study reveals high levels of antibiotic-resistant bacteria in chickens raised on antibiotic-free farms and lab conditions. The resistances don't come from antibiotic use, suggesting that banning farm use won't help, but may require new management practices to reduce the risk of human illness.
David H. Baker, a renowned expert in animal and nutritional sciences, will be honored with the Charles A. Black Award for his outstanding achievements in the field. His research has led to significant discoveries about amino acid metabolism, toxicology, and nutrient needs of humans and animals.
Researchers found that seeing leftover chicken bones on plates led to a 43% increase in eating, while those who ate off clean plates consumed less. The study suggests serving yourself onto a plate and stopping when it's empty can help prevent overeating at Super Bowl parties.
A University of Alberta study reveals that travelers are aware of some key factors in avoiding and treating travellers' diarrhea, but lack knowledge on others. The study found that hand-washing is an effective way to ward off the sickness, but many travelers are unaware of the risks of chlorinated water and viral causes.
H5N1 avian influenza is most likely to be introduced to the US through infected poultry trade, not migratory birds. The virus spread rapidly through Asia, Europe, and Africa, causing millions of chicken deaths and 153 human fatalities.
Researchers at the University of New Hampshire are using satellite observations to track the ecology of avian influenza and develop early warning systems for potential outbreaks. By analyzing environmental data from satellites, they aim to understand how the virus spreads among poultry and wild birds in China.
A new H5N1 variant, Fujian-like (FL), has emerged in China and spread to other countries, causing increased poultry infections and recent human cases. The study suggests that the vaccination program may have facilitated FL's emergence, highlighting inadequate control measures.
A three-year study funded by the CDC found a link between consuming poultry, handling raw poultry, and increased risk of antibiotic-resistant bacteria. The investigation focused on the use of virginiamycin in poultry, which is linked to an increased risk of developing Synercid-resistant E. faecium.
Two studies reveal that contaminated carrots are a source of Yersinia pseudotuberculosis infection, while exposure to antibiotic-treated poultry increases the risk of antibiotic-resistant gut bacteria. The findings highlight the need for improved food safety regulations and hygiene practices to prevent such outbreaks.
Researchers have discovered that the Black-Bone Silky Fowl has significantly higher carnosine levels than other chicken breeds, which may contribute to its long-standing use in traditional Chinese medicine. The study found that carnosine makes up 0.45% of the muscle tissue in Black-Bones, compared to 0.22% in White Plymouth Rocks.
Researchers at the University of Nebraska-Lincoln are developing fabrics from agricultural waste products, including chicken feathers and rice straw. These fibers have properties similar to wool and cotton, making them suitable for conventional clothing and textiles.
The University of Pittsburgh School of Medicine has received a $1.3 million grant to produce a promising avian flu vaccine that could protect against the deadly H5N1 virus. The vaccine, developed by Dr. Andrea Gambotto's team, has shown complete protection in mice and chickens against infection.
Incomplete vaccination of poultry flocks can lead to undetected spread of deadly avian flu strains like H5N1, according to a new study published in Nature journal. The research suggests that nearly all birds must be vaccinated to prevent silent transmission between farms.
Researchers at MSU have developed a new cell line that can grow nearly all types of flu viruses, potentially leading to faster and cheaper vaccine production. This could help address the issues with traditional influenza vaccine production methods, including long production times and limited supply.
A new study by the National Pork Board and the US Department of Agriculture found that six common cuts of pork are 16 percent leaner than 15 years ago, with saturated fat dropping 27 percent. Pork tenderloin is just as lean as skinless chicken breast, containing only 2.98 grams of fat per 3-ounce serving.
Researchers at Origen successfully culture primordial germ cells from chicken embryos, introducing genetic elements into the chicken genome. This breakthrough enables efficient and cost-effective production of human protein therapeutics in eggs, with potential applications for treating cancer and other diseases.
Researchers at the University of Florida have successfully restored vision to chickens with a genetic defect causing blindeness. Five out of seven treated chickens displayed near-normal visual behavior and responded to light, offering hope for an eventual vision-restoring therapy for children with inherited childhood blindness.
Researchers have successfully treated a chicken model of LCA1, a form of childhood blindness, using gene therapy. Six out of seven treated chicks developed sight, despite only a small percentage of receptor cells being infected by the virus. This study demonstrates the potential for gene therapy to treat this form of blindness in humans.
Researchers found that a slight difference in protein shape allows dioxin to bind more easily, triggering harmful effects. A test using molecular analysis could help assess dioxin sensitivity in wild animal populations.
A recent study by Ohio State University researchers suggests that publicizing the names and locations of grocery stores where recalled meat has been sold could increase recovery rates. The Food Safety and Inspection Service is proposing a new rule to require this information.
Despite growing concern about avian flu, most Americans do not expect a widespread outbreak in humans in the US within the next year. However, many respondents would take precautions to reduce their risk of exposure and report being concerned about the potential economic disruption caused by such an outbreak.
The report suggests that management practices and job design can influence worker health in the poultry industry. Recommendations include building a culture of safety with worker advocacy groups and creating 'safety committees' to give workers more control over their work environment.
Researchers have found a naturally occurring mutant chicken called Talpid with a complete set of teeth, similar to those of crocodiles. The team successfully induced teeth growth in normal chickens by activating dormant genes, paving the way for potential applications in tissue regeneration and tooth replacement.
Researchers discovered that modern birds can form teeth in embryonic stages with similar developmental positions to mammals. The talpid2 strain of chicken harbors a genetic change allowing this process.
A vaccine developed by University of Pittsburgh Medical Center researchers has shown 100% protection against the avian flu virus in an animal study. The vaccine, which contains a live virus, stimulates several lines of immunity and is expected to have greater therapeutic value than traditional vaccines.
A large epidemiological study in Vietnam suggests that avian flu transmission to humans is more common than previously recognized, with symptoms often mild and requiring close contact with infected poultry. The study found that direct contact with sick or dead poultry was the highest risk factor for developing flu-like illness.
Researchers from Virginia Tech studied the fate of arsenic fed to poultry and found that organic arsenic is biotransformed to inorganic arsenic, which can be toxic. However, surprisingly, low concentrations of arsenic are transported to streambeds instead of being retained by aquifers.
A recent survey of Latino poultry workers in western North Carolina found high rates of musculoskeletal injuries, with nearly half reporting pain in their hands or arms. The study also found significant differences in injury and illness rates among companies, highlighting the need for improved workplace safety measures.
Researchers aim to identify the point of salmonella transmission in the poultry industry, allowing intervention measures to be introduced effectively.
Researchers in Italy found that low pathogenic avian influenza strains can infect humans, highlighting the importance of improving disease surveillance and vaccination for poultry workers. The study suggests these less virulent strains have the potential to swap genetic material with human strains, resulting in a more virulent virus.
Researchers have successfully produced human monoclonal antibodies in chicken eggs, demonstrating enhanced cell killing activity compared to conventionally produced antibodies. The new technology has the potential to drive down drug manufacturing costs and make medicines more affordable.
A computer vision system developed by the Georgia Institute of Technology Research Institute can detect foreign objects in processed poultry and food products with high accuracy. The system uses color discrimination algorithms and digital images to identify unwanted elements, allowing for efficient removal from the production line.
Researchers at Georgia Tech have developed two augmented reality systems to improve communication between automated inspection systems and workers who trim birds on processing lines. The systems use location-tracked displays or laser scanners to project graphical instructions, providing advance warning of workload and reducing errors.
Researchers found that providing nutrition information at point-of-selection increased sales of lower-fat and calorie foods. Students opted for healthier options, such as plain cheese pizza instead of pepperoni, and chose dishes with fewer calories but similar fat content.
Conventional poultry producers like Tyson and Perdue have higher rates of fluoroquinolone-resistant Campylobacter contamination than completely antibiotic-free brands like Eberly and Bell & Evans. The study's findings suggest a long-term threat to public health from using antibiotics in poultry production.
Campylobacter jejuni, a common bacterial cause of diarrhea in the US, exploits human cells for nutrients and causes disease through gene regulation changes. Researchers have identified CJ1461 as a critical protein involved in this process, offering hope for developing treatments and vaccines.
The study compared the complete genome sequences of four Campylobacter strains, identifying novel phages and megaplasmids that may help scientists understand the bacteria's virulence. The analysis also revealed sequence variations among the strains, including major structural differences related to DNA insertions.