Articles tagged with Poultry
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A 7-year Kansas State University study found that wind turbines have little effect on greater prairie chicken populations. Female survival rates increased after turbine installation, possibly due to reduced predator presence. Conservation management practices, such as grazing and fire management, had the strongest impact on bird habitats.
A new study describes imaging findings in H7N9 influenza, including rapidly progressive changes in lungs and pulmonary connective tissues. The severity of these findings is associated with the clinical condition of patients.
A study by researchers at the University of Georgia found a strong correlation between poultry farm contamination and later processing plant contamination. The findings suggest that reducing pathogens on farms can reduce contamination levels at processing plants, potentially lowering the risk of foodborne illness.
Researchers at the University of Exeter have developed a vaccine that protects against necrotic enteritis, a severe poultry disease caused by Clostridium perfringens. The vaccine targets the bacterium's NetB toxin, allowing for effective prevention and control of the devastating disease.
Chinese scientists investigated the origins of novel H7N9 influenza virus and found that viruses circulating among birds were responsible for human infections. The study recommends control measures, including shutting down live poultry markets and culling affected poultry, to prevent a possible pandemic.
A study maps H7N9 risk in eastern China by analyzing bird migration patterns and poultry distribution. The model predicts future infection risks across central and western China, aiding surveillance and control of H7N9 infections.
Scientists confirm H7N9 transmission from birds to humans in China, with four confirmed cases and symptoms similar to H5N1 influenza. No evidence of person-to-person transmission, but genetic analysis suggests the virus may adapt for more efficient transmission.
Researchers found that live poultry markets were the primary source of the novel H7N9 influenza virus. The viruses originated from avian H9N2 viruses but acquired human receptor-binding specificity, contributing to their virulence and lethality in humans. Strong measures are recommended to prevent a possible pandemic.
Researchers found that chickens with larger digestive organs eat less feed and produce less waste, potentially saving farmers up to 9.76 tons of feed per hatch. Selecting for this trait could also help identify the genes controlling digestive efficiency in chickens.
Scientists identified how a chicken's genetic make-up affects its signals of fullness, shedding light on why some breeds overeat and affecting reproduction. The study could help develop diets reducing excess growth naturally in birds.
Researchers sequenced and analyzed the genomes of peregrine and saker falcons, uncovering key adaptations that enable their success as predators. The study sheds light on the evolution of these iconic birds' morphological, physiological, and behavioral traits.
University of Illinois researchers found that dietary fiber, particularly pectin, negatively impacted birds' ability to digest nutrients, while adequate threonine levels improved growth performance and intestinal morphology. Chicks fed high-threonine diets showed increased cytokine responses to coccidiosis infections.
A study by USDA scientists found that treating poultry cages with heated forced air at 122 degrees Fahrenheit can eliminate detectable Campylobacter levels on cage flooring. This method is more effective than static heat or unheated flowing air in reducing bacterial cross-contamination.
A recent study by Fred Hutchinson Cancer Center found that regular consumption of deep-fried foods like French fries and doughnuts is associated with a higher risk of prostate cancer. The study suggests that frequent and regular consumption of these foods may be linked to more aggressive forms of the disease.
A mass poultry vaccination programme has been credited with a significant decline in Salmonella cases, from 1.6 cases per 1,000 person years in 1993-96 to 0.2 cases per 1,000 person years in 2008-09. The number of laboratory-confirmed cases dropped from over 18,000 in 1993 to just 459 in 2010.
A Turkish biologist's review of existing scientific literature suggests that releasing non-native guineafowl in Turkey to eat ticks may actually spread the Crimean-Congo hemorrhagic fever virus. The birds carry ticks on their feathers, which could facilitate the spread of the disease despite initial intentions.
Two new research projects have been awarded £12.2 million in funding to tackle Foot-and-Mouth Disease Virus and emerging poultry viruses. The projects will focus on developing novel solutions for disease control, including the use of weakened viruses to prompt an immune response.
Researchers found that direct fed microbials lead to increased energy expenditures by the immune system in broiler chickens. This could have long-standing implications for poultry health and disease management.
Researchers at Linköping University have discovered two 'pleiotropic' genes influencing comb size, bone growth and egg production in domestic chickens. The study reveals the genetic basis for the correlation between comb size and increased egg-laying.
A hybrid chicken known as the Kuroiler is being introduced in rural Uganda to improve productivity and provide economic benefits to local families. The project aims to increase returns from family flocks and reduce poverty among hundreds of thousands of households.
A recent study published in Carcinogenesis found that cooking red meats at high temperatures, especially pan-frying, increases the risk of advanced prostate cancer. Men who consumed more than two servings of red meat cooked at high temperatures were 40% more likely to develop advanced prostate cancer.
Researchers found evidence of domestication at an ancient Mayan site in Guatemala, suggesting the Mexican turkey was introduced to the region around 300 B.C. The discovery has significant consequences for understanding Maya subsistence and animal exchange with other cultures.
Researchers found two genetic variations in chickens with potential to fight cancer and bacterial infections, offering new clues for disease treatment. The discovery is based on the examination of NK-lysin, an antibacterial substance that occurs naturally in animals.
Researchers are investigating whether chickens' vocalizations can provide clues to their health and comfort. The study aims to identify specific vocalization features that can be used to detect stress and optimize living conditions.
The study used a non-invasive technique to observe and measure changes in the embryo's brain activity, revealing that circuits capable of monitoring surroundings develop early in fetal development. This breakthrough may help understand human brain development and complex learning processes in fetuses and newborns.
Researchers have found that sex-linked chromosomes, particularly the W chromosome in female chickens, play a vital role in predicting fertility. The study's results support the idea that these chromosomes are unlikely to become extinct due to their importance in survival.
A new study suggests that consuming omega-3 fatty acids from foods like fish and nuts can lower blood beta-amyloid levels, a protein linked to Alzheimer's disease. The study found a strong association between increased omega-3 intake and reduced plasma beta-amyloid levels.
A study by an international team of researchers found significant variations in salt levels among fast foods sold by major companies across developed countries. The study analyzed data on over 2,100 food items from six companies and found that some countries had much higher sodium content than others.
A joint study by Johns Hopkins Bloomberg School of Public Health and Arizona State University found fluoroquinolone antibiotics in 8 of 12 feather meal samples, despite a 2005 FDA ban. The study suggests continued use of banned antibiotics in poultry production, contributing to antibiotic resistance.
A vaccine targeting Campylobacter in chickens could drastically reduce food-borne illness cases, saving the UK economy millions annually. The leading cause of food-borne illness, responsible for 30% of cases in the UK, is found in the gut of many animals, including chickens.
A study published in Archives of Internal Medicine found that higher red meat consumption is associated with an increased risk of all-cause mortality, cardiovascular disease, and cancer. Substituting other protein sources like fish, poultry, and legumes can lower this risk.
Researchers at Binghamton University found that nanoparticles affect the absorption of nutrients like iron, causing disruptions to intestinal function. Chronic exposure leads to changes in intestinal villi size, increasing iron absorption rates.
A study published in European Journal of Nutrition found that serum taurine intake was associated with significantly lower coronary heart disease risk among women with high total cholesterol levels. Higher taurine intake was linked to a 60% lower risk of developing or dying from CHD.
Researchers at Linköping University discovered epigenetic factors driving rapid changes in genome function, leading to diverse breeds of domestic fowl. The study found that domestication resulted in heritable epigenetic modifications, including DNA methylation, which may explain the swift evolution of domesticated chickens.
A University of Illinois study found that a simplified equation to calculate income loss fails to recognize household substitution effects, leading to overestimation of poverty rates. By accounting for these effects, the study provides a more accurate measure of income loss and its implications for policy responses.
Researchers will map genes responsible for resistance to Campylobacter in chicken guts to develop breeding programs. The goal is to prevent the bacteria from entering the food chain, reducing the risk of infection and associated costs.
A devastating bird disease caused by Mycoplasma gallisepticum has spread rapidly across North America, with the bacteria evolving at a faster rate than previously estimated. The microbe has lost over 50 genes, including those that make up its immune system, since making the switch to its new host.
Researchers at Drexel University demonstrate that cold plasma can effectively kill pathogens on uncooked poultry, including Campylobacter and Salmonella. The study shows that plasma treatment eliminates or significantly reduces bacteria levels, offering a promising method for reducing foodborne illness.
A study published in the Journal of Behavioral Decision Making found that people tend to overestimate their willingness to engage in embarrassing public performances. However, inducing immediate emotions can help reduce this illusion of courage. The research has practical implications for understanding human behavior and decision-making.
Researchers at the University of Manchester have successfully made graphene magnetic by introducing vacancies and nonmagnetic atoms. The study's findings hold promise for future applications in spintronics and electronics, despite the tiny magnetism observed.
Researchers at Uppsala University have discovered a genetic mechanism underlying the evolution of fibromelanosis in black chickens. The study highlights the role of genomic rearrangements in driving rapid evolution in domestic animals.
A complex genomic rearrangement causes a massive expansion of pigment cells in chickens, resulting in black skin and organs. Genetic studies in domestic animals have shed light on the process of evolution, with genomic rearrangements playing a significant role.
Researchers discovered a powerful connection between loss of wildlife access and micronutrient deficiencies in children. Losing access to wildlife induces a 30% relative increase in anemia prevalence among pre-adolescent children. Conservation efforts are crucial to prevent severe health consequences.
PlateMate's calorie estimates have proved accurate like those of trained nutritionists and more so than users' logs. The research was presented at the 24th ACM Symposium on User Interface Software and Technology, a leading conference on human-computer interaction.
A new type of vaccine based on proteins from the coccidiosis bug has been developed to protect chickens against the disease. The vaccine uses a protein called MIC3, which is secreted by the parasite and binds to sugar molecules on chicken cells.
Researchers at Arizona State University are developing strategies to diagnose and prevent two of the most pervasive food-borne microbes, focusing on extraintestinal pathogenic E. coli (ExPEC) and noroviruses. The new initiatives aim to improve food safety and reduce human illnesses, particularly among vulnerable populations.
Researchers are working with major UK retailers to reduce bacterial infections in chickens and lower food poisoning cases. The study focuses on improving chicken welfare to combat Campylobacter infection, a leading cause of food poisoning.
A recent study by Dr. Kenneth E. Anderson found that there is no significant nutritional difference between eggs produced by hens in range or cage environments. Cholesterol levels in both types of eggs were significantly lower than previously believed, prompting a revision in USDA guidelines.
A study by the University of Maryland School of Public Health found that organic poultry farms have lower levels of drug-resistant enterococci bacteria compared to conventional farms. This suggests that removing antibiotics from large-scale U.S. poultry farms can lead to immediate and significant reductions in antibiotic resistance for...
Chinese researchers have found that oral chicken interferon-alpha can significantly reduce influenza virus levels when given either preventively or therapeutically. This could be a convenient and inexpensive method for protecting neighboring uninfected birds from infection.
A new breed of chicken, Kuroiler, has been found to significantly outperform native chickens in terms of survival rate, egg production, and body weight gain. This hybrid chicken is well-suited for resource-poor village environments and requires minimal feed, making it an attractive option for rural farmers.
Ian Duncan, a renowned expert in animal welfare, has been recognized with the inaugural Medal for Outstanding Contributions from the Universities Federation for Animal Welfare. His pioneering work on poultry behavior and welfare has significantly benefited animals worldwide.
A new study reveals that Bdellovibrio can reduce Salmonella bacteria by 90% without harming birds. The research confirms the safety and effectiveness of this natural predator as a potential alternative to antibiotics.
The €820,000 project aims to enhance the competitiveness of Austrian and Hungarian poultry industries by establishing a knowledge centre. The centre will foster industry activities, improve efficiency and ensure safe poultry production.
A nationwide study found nearly half of US meat and poultry samples contaminated with drug-resistant Staphylococcus aureus. The bacteria can cause serious illnesses like pneumonia, endocarditis, and sepsis, highlighting the need for a more comprehensive inspection program.
A US Department of Agriculture study suggests that dietary yeast extract has good potential as a non-antibiotic alternative for decreasing pathogens in organic turkey production. The researchers are looking for a balance between enhancing immune response and maintaining growth.
A UC Riverside entomology team proposes a pesticide-free method to increase egg production by targeting a damaging parasite. The strategy involves introducing a natural parasite that competes with and eliminates the more difficult-to-manage fowl mite, reducing egg losses by up to five percent.
Researchers create water-resistant thermoplastic from chicken feathers using methyl acrylate, resulting in films with excellent mechanical properties and resistance to tearing and water. The development aims to replace petroleum-based plastics with renewable resources, promoting sustainability and environmental responsibility.
Scientists demonstrate a novel mechanism for Chagas disease's devastating effects: a parasite-driven autoimmune response that alters host genome. This chicken model reveals the origin of Chagas-like heart disease in the absence of parasitism, shedding new light on this lethal endemic infectious disease.
New research suggests that wild migratory birds, such as bar-headed geese, may contribute to the spread of bird flu by carrying the virus between domestic farms and wetlands. The study found a significant link between Tibet, Qinghai Lake, and H5N1 outbreaks in both wild and domestic birds.