Articles tagged with Poultry
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A highly pathogenic bird flu, H5N1, is spreading rapidly in the US, decimating wild birds and impacting poultry, with egg prices soaring. The study's findings highlight the need for unprecedented coordination to manage the spread of the disease, which may become endemic, posing risks to food security and the economy.
McMaster University researchers developed a rapid and inexpensive test for Salmonella contamination in food, which provides accurate results in an hour or less. The test improves food safety, reduces the cost of processing fresh poultry and other foods, and helps limit broad recalls to batches identified as contaminated.
A Spanish study found that 40% of supermarket meat samples contained multidrug-resistant E. coli, including strains capable of causing severe infections in people. The study highlights the need for regular assessment and farm-level interventions to reduce the presence of antibiotic-resistant bacteria in food-producing animals.
A study found that mutant strains of Salmonella cause more severe infections in commercial poultry than wild-type bacteria. The deletion of genes ttrA and pduA led to increased immune response and pathogenicity, emphasizing the importance of animal health measures and proper food conservation.
A study found that high winds increased Campylobacter prevalence in outdoor chicken farms, with 26% of individual chickens infected. Farmers are advised to consider windbreaks and monitor weather patterns to reduce exposure.
Researchers analyzed Ghana's chicken market, finding that EU imports depress local prices, harming poor and smallholder households. Higher tariffs would increase domestic prices, but benefits few, while cheap imports improve nutrition for low-income groups.
Researchers at Cornell University found that injecting apple juice, pulp, and pomace into chicken eggs improves the animal's intestinal health and boosts microbial populations. This innovative approach could reduce the use of added dietary chemicals and improve nutrition in broiler feed.
Researchers found that a Mediterranean diet can improve fertility outcomes by reducing inflammation and increasing sperm quality in men. The anti-inflammatory properties of the diet may also enhance couples' chances of conception.
A study by North Carolina State University found that two common veterinary drugs, Fluralaner and Ivermectin, are effective in killing bed bugs on poultry farms. Fluralaner was highly effective against bed bugs with resistance to common insecticides.
A Rutgers University study has revealed that spice containers are a common source of cross-contamination in kitchens, with nearly half of samples showing evidence of contamination. The study's findings highlight the importance of proper handwashing and sanitizing of kitchen surfaces to prevent the spread of foodborne illnesses.
Researchers mapped young chickens' play development from hatching, finding 14 types of play that increased in intensity around 6-7 weeks old. Domestication didn't change play behavior, but tame chickens played more than their ancestors. Early stress surprisingly increased playful behavior.
Research suggests that chemicals produced by gut microbes after eating red meat may contribute to cardiovascular disease. The study found a 22% higher risk of atherosclerotic cardiovascular disease associated with increased red meat consumption, which was partly attributed to elevated levels of TMAO and related metabolites in the blood.
Scientists at UC Davis have successfully produced COVID-19 antibodies in hen eggs, which may be used as a preventative measure or treatment for people exposed to the disease. The antibodies, similar to those found in human blood, were shown to neutralize the virus effectively.
The HenTrack project aims to breed healthier and more robust laying hens for cage-free housing while maintaining productivity. The project will monitor the behavior, health, and welfare of individual hens using novel tracking methods.
Researchers identify key enzyme CbrR and cyclic-di-GMP as crucial for Campylobacter jejuni's motility and biofilm formation. By targeting these elements, scientists aim to develop a safe molecule to prevent infection.
A new study reveals that a high proportion of posts on #mediterraneandiet are confusing and inaccurate, with only 53% of posters listing health credentials. The study emphasizes the need for strategies to communicate about nutrition and counter misinformation online.
A randomized clinical trial found that vaccinating household chickens increased consumption of high-protein foods, leading to improved growth and reduced child stunting in rural Kenya. Children from vaccinated households showed a 24% increase in protein-rich food intake and significant gains in height and weight.
Researchers developed CRISPR-SeroSeq technology to identify multiple strains of salmonella in live bird samples, revealing three serotypes known to cause human illness. The study provides a framework for poultry producers to inform their salmonella control practices and reduce the risk of contamination.
A study found that Brazil's Salmonella vaccine for poultry contributed to the emergence of antibiotic-resistant strains. However, these resistant bacteria have not increased food poisoning cases in humans in the UK.
A study reveals that wild duck, gull, goose, and poultry species play a crucial role in the global spread of bird flu. Ecological divergence among these species contributes to spillover events.
A University of Alberta study found that environmentally aware consumers are more inclined to buy insect- or algae-fed chicken if provided with information about its health and environmental benefits. Consumers who received nutrition facts on the packaging were more likely to purchase the alternative product, while those without this i...
A study found that a subtype of Newcastle disease virus caused the deaths of dozens of pigeons in São Paulo City. The researchers sequenced the viral genome and identified tissue wounds to determine the cause of death, revealing subgenotype VI.2.1.2 as the responsible pathogen. The risk to humans and poultry is considered low.
A new study finds that European diets must change to reduce climate impact, with feeding livestock low-opportunity-cost biomass offering a 31% reduction in greenhouse gas emissions. The EAT-Lancet diet, which recommends reducing animal-source foods like red meat, is at odds with circular food systems that prioritize land use efficiency.
Researchers at UC Riverside have identified a new host protein interaction in chickens that triggers a strong immune response against viral infections. The discovery sheds light on the differences between bird and human immune responses to zoonotic viruses.
Researchers at the University of Helsinki and VTT Technical Research Centre of Finland have developed a biotechnology-based solution to produce ovalbumin, a key protein in egg white powder. The fungus-produced ovalbumin reduces greenhouse gas emissions and land use by up to 72% compared to traditional chicken-based production.
Researchers investigated how providing information about alternative feedstuffs impacts consumer preferences. They found that consumers are more likely to prefer insect-based feed due to sustainability claims. The study emphasizes the importance of labelling and transparency for the acceptance of these alternatives.
Researchers at West Virginia University have developed a wood boiler system that improves bird health and reduces carbon dioxide emissions by drying litter and creating dry heat. The system has the potential to replace propane heating systems in poultry farms, benefiting both animal welfare and the environment.
A new production model has been introduced to the Rwandan broiler industry, allowing smallholders to increase productivity and profitability. The model, which employs a hybrid asset-building approach, provides an entry point for small-scale producers to compete with larger operations.
Research from the University of Illinois found that high-oil corn has greater amino acid and energy digestibility than conventional corn, with increased phosphorus and fiber content. This could save producers money by reducing supplement needs.
A new study found that a subtilisin-like proteinase from Bacillus pumilus 3-19 exhibits proteolytic activity in Pichia pastoris, dependent on incubation time and signal peptide choice. The production of this enzyme makes the system promising for developing new feed additives for animal husbandry.
A virulent Salmonella Enteritidis strain has been sequenced from two consecutive poultry flocks in North Carolina State University. The strain, SE_TAU19, exhibits seven antimicrobial resistance genes and 120 virulence genes, posing a threat to human health. Genome sequencing provides valuable data for tracing outbreaks and preventing f...
Scientists at the University of Kent have developed a mathematical formula that describes the shape of any bird's egg in nature. The formula is based on four parameters and can be applied across multiple disciplines, including food research, mechanical engineering, and agriculture.
The study found that temperatures between 17 to 24 degrees Celsius are preferable for humans, cattle, pigs, poultry, and agricultural crops. Extreme heat above 32°C with high humidity or 45°C with low humidity can be fatal for humans, while heat stress affects livestock, poultry, and crops at different temperature thresholds.
Archaeologists have discovered that ancient chickens lived significantly longer than modern fowl due to their sacred status. Researchers used a new method based on the tarsometatarsal spur to estimate ages and found that over 50% of Iron Age bones were from birds aged over two years.
Researchers found that using backyard resources to raise animals and grow soybeans can offset up to 50% of household protein consumption. Soybeans are the most efficient option, providing 80-160% of demand when prepared as edamame.
Scientists are examining the metabolic transition in chickens, from fat-rich diet as embryos to high-carbohydrate diet after hatch. This research aims to optimize nutrition for healthy growth and gain insights into liver function to prevent metabolic disease in humans and other species.
Researchers have developed a remedy for renal anemia in cats using feline-derived erythropoietin, which shows minimal adverse reactions. The Pegylated fEPO was tested on 60 cases and proven effective in improving symptoms and quality of life for both cats and their owners.
New research by Richard York found that adding alternative meat sources like poultry and fish increases overall meat consumption, rather than suppressing traditional grazing animal sources.
Scientists have discovered a new species of large, tropical centipede in Okinawa and Taiwan, which is the largest in the region. The species, named Scolopendra alcyona, exhibits amphibious characteristics and prefers streamside environments.
Researchers developed a safe and cheap technology to disinfect packed eggs with an electron beam. The technology kills bacteria without affecting the quality of meat or eggshell composition. Healthy chickens emerge from disinfected eggs, leading to improved immunity against diseases like Newcastle disease.
Researchers examine brain structures of extinct giant birds, finding similarities with modern chickens and ducks. The analysis reveals that these ancient birds had well-developed stereoscopic vision and a diet of soft leaves and fruit.
Researchers found migratory birds from Europe introduced the HPAIV H5N8 virus to Japan. The team also investigated two human anti-influenza drugs, baloxavir marboxil and peramivir, which improved survival rates in infected chickens and reduced viral amounts.
Postmenopausal women who consumed high levels of plant protein had a 9% lower risk of all-cause death and a 21% lower risk of dementia-related death compared to those with the lowest intake. Higher consumption of processed red meat was associated with a higher risk of dementia.
Researchers at North Carolina State University found that Campylobacter strains C. coli and C. jejuni exchange genetic material, leading to increased virulence and antibiotic resistance. The study discovered 21 new Campylobacter strains in 2019, indicating a significant increase in the bacteria's drug resistance profile.
Skoltech researchers use chemical sensors and computer vision to monitor grilled chicken doneness, promising automation in kitchen quality control. The system accurately identifies undercooked, well-cooked, and overcooked chicken.
Researchers developed a novel decontamination method using pulsed ultraviolet light to inactivate microbial strains on eggshells, achieving significant reductions. The technology showed no negative effects on hatching eggs or chick growth, improving food safety and potential financial constraints.
Researchers found epigenetic biomarkers that indicate chronic stress in commercially raised chickens, potentially leading to improved animal welfare and quality meat. The study suggests a diagnostic tool could be developed to track recurrent stress in production animals.
Researchers developed an immunomodulatory feed additive to boost chickens' immune response against coccidiosis, a parasite-borne intestinal disease. The treatment showed promise in promoting gut health and reducing the effects of severe infection, but may not prevent disease altogether.
Research from the University of Göttingen found that broad beans can be used as a protein-rich alternative to soybeans in poultry feed without compromising meat quality. The study also showed that dual-purpose chicken breeds can produce high-quality eggs and chicken meat while improving animal welfare.
Researchers found epigenetic changes in domesticated chickens that differ from their wild ancestors, the red junglefowl. They identified 'hotspots' in DNA controlling epigenetic changes at hundreds of locations.
Research finds that glyphosate residue in manure fertilizer inhibits the growth of strawberry and meadow fescue plants, despite reduced soil concentrations. The study also reveals indirect effects, such as increased herbivorous insects on larger strawberries.
A commercial-scale farm trial found that slower growing broiler chickens have better health and more positive behaviors than conventional fast-growing breeds. The study suggests that a shift towards slower growing breeds could improve the lives of 142 million chickens produced in Europe every week.
Campylobacter cases increased by 18.5% in Denmark, mainly attributed to outbreaks related to chicken meat. The study highlights the need for better controls on campylobacter in food production chains and emphasizes the importance of reliable data for effective prevention measures.
Small-scale poultry farmers in Vietnam quickly sell their birds during viral outbreaks to avoid financial loss, increasing disease transmission. This practice can contaminate other birds and expose consumers to risk.
The study concludes that a more holistic approach to poultry food safety is needed to better protect the public from foodborne pathogens like Salmonella. It highlights the limitations of current guidelines, which only consider pathogen prevalence and do not account for other risk factors such as serotype virulence and temperature abuse.
Researchers found that selective breeding of junglefowl for reduced fear led to changes in brain composition and affected fear memory. The domesticated birds became accustomed to non-hazardous events more rapidly due to smaller brains relative to body size.
A new insect detection system using tiny chicken backpacks with wearable sensors has been developed to detect blood-feeding livestock mites. The technology, nicknamed 'Fitbits for chickens,' can help farmers identify infestations and improve poultry welfare.
A University of Göttingen research team found that black soldier fly larvae meal and spirulina can be included in poultry feed without negatively impacting quality. Microalgae are also a potential alternative to soybean meal, but remain more expensive due to production costs.
A recent study by the American Society of Agronomy found that reusing chicken litter can deter growth of pathogens like Salmonella. Researchers discovered 'good' bacteria in used poultry litter can hinder Salmonella growth, providing new information on the relationship between litter environment and microbiome.
A new study found that chicks' distress calls can predict flock-level behavior, growth rate, and mortality rate, making it a potential 'iceberg indicator' for welfare issues. The researchers developed a simple method to measure these calls, which could act as an early-warning signal to farmers.