Articles tagged with Cattle
A team of researchers at Kansas State University is working to understand the ecology of E. coli 0157 and develop practical interventions to combat it in cattle. They are also studying salmonella, which causes bloody diarrhea in feedlot cattle and dairy cattle abortions, with a focus on reducing its prevalence.
A study found that cows produce more methane in soil when pastured on winter grasslands, rather than in cowsheds. This process is triggered by the amount and quality of organic material from their excrement and the compaction of the soil by their weight.
A new study reveals that traditional ranchers are being priced out of business as wealthy 'amenity' owners buy up large ranches around Yellowstone National Park. These new owners often prioritize restoration of native ecosystems, large-scale conservation projects, and innovative approaches to blending conventional ranching with non-let...
A new study led by UC Davis expert Rosie Woodroffe found that killing wild badgers to prevent tuberculosis in cattle is unlikely to succeed. Badger culling disrupts territorial behavior, leading to increased disease transmission among badgers and from cattle to badgers.
Asian vulture populations are critically endangered due to diclofenac poisoning; diclofenac residues can cause lethal kidney failure if birds feed on treated carcasses. Recent government measures restrict veterinary use of diclofenac, promoting meloxicam as a safe alternative.
Researchers found that long-term reforestation of pastureland can generate nearly nine times more income than traditional cattle ranching, with federal subsidies offering an additional boost. This innovative approach offers a viable solution for landowners seeking to balance economic and environmental concerns.
Researchers develop molecular test to detect M. bovis in badger setts and latrines, revealing high prevalence rates and correlations with infectious status. The study's findings support non-blanket culling of badgers and propose targeted cull strategies using the new tool.
Scientists from five institutions identify five vaccine targets for an East Coast fever subunit vaccine, which triggered a strong immune response in lab tests. The researchers used the genome sequence of the parasite responsible for the disease to develop the vaccine.
Researchers found that badgers in areas with culling had larger home ranges and travelled more widely, increasing their contact rates with cattle. This suggests that culling is ineffective in controlling cattle TB and highlights the importance of ecological research in policy-making.
A new report by UC Davis expert reveals that widespread culling of badgers disrupts their territorial organization and increases cattle TB infection. Culling localized areas has little effect, with badger numbers falling only slightly while TB incidence rises.
Widespread badger culling may reduce TB incidence, but could also lead to increased movement and transmission. Culling's impact on TB rates is mixed, with some areas experiencing increases despite population reductions.
A team of scientists proposes releasing captive-bred California condors near marine mammal breeding grounds to restore their natural diet. The study suggests that whales and seals have been an integral part of the condor's diet since the last Ice Age, providing a potential solution for conserving endangered populations.
Researchers at New Mexico State University are testing retinal scans on cattle for identification purposes, achieving near-perfect results in terms of speed and accuracy. The technology uses a painless beam of light to record the pattern of veins in the eye, providing a unique identifier similar to a Social Security number.
Researchers discovered that cattle grazing can reduce wetland flooding by an average of 50 days per year. Climate change could exacerbate this impact, but conservationists may find grazing presents opportunities to adapt to changing conditions and mitigate climate variability.
A study by Professor IV Yannas suggests that adults have a dormant regenerative potential that can be reactivated with the right agents. This discovery may lead to new treatments for organ regeneration and increased longevity. The emerging field of Regenerative Medicine is based on this new treatment.
The discovery confirms a long-term association between people and livestock in southern Africa, challenging the view that the Kalahari was isolated. The findings provide insights into the spread of domestic livestock throughout Africa, highlighting the role of diseases such as tripanosomiasis in delaying their introduction.
The study has given clues to pursue in understanding human cancers, with the parasite's genome providing information on its ability to induce cancer-like cells. The genome sequence also reveals key pathways that differ between T. parva and the malaria parasite.
The world's largest freshwater wetland is under unprecedented pressure from economic development, alterations of its water courses, and conversion to other land uses. Climate change poses a significant threat to the Pantanal's ecosystem, biodiversity, and species composition.
Research by Virginia Tech finds pasture-fed beef has less fat and higher conjugated linoleic acid (CLA), a fatty acid beneficial for human health. The study's goal is to develop efficient, profitable, and sustainable grassland-based production systems in the Appalachian Region.
A study estimates that a person would need to eat at least 1.5kg of neural tissue from an infected animal to be at risk of developing vCJD. The investigation found the efficiency of infection from cow to primate could be 7-20 times lower than intraspecies infection for cattle.
The Texas Bison Herd is struggling due to inbreeding depression, a condition caused by lack of genetic variation. The herd's average age has increased, and birth rates are low, posing a threat to its survival.
Nebel was recognized for his outstanding contributions to the dairy industry through his research on electronic heat detection, leading to the development of the Heatwatch system. He is a renowned expert in reproductive efficiency and Extension specialist with over 400 published articles.
Oral exposure to scrapie has been shown to lead to the deposition of pathological prion protein PrPSc in hamster muscles. This preclinical study provides new insights into the progression of prion diseases.
A recent study by St. Mary's College of Maryland professor Edward Orlando reveals that hormones from cattle feedlots are altering the reproductive biology of wild fish in Nebraska's Elkhorn River. The research showed significant changes in male and female fish, with reduced testosterone levels and altered estrogen levels.
Cattle introduction modifies frequent interactions between plants and pollinators, affecting web structure. This modification is likely important for ecosystem function.
A study found that cows can be genetically classified into three groups based on their resistance to intestinal worms. The research suggests that understanding the genetic factors behind this resistance could lead to the development of a vaccine to prevent gastrointestinal worm infections.
A study by Dr. Ron Randel found that fall-born Brahman bulls take longer to reach sexual maturity than spring-born bulls, delaying breeding by up to 39 days. This delay has little impact on long-term reproductive efficiency, but affects commercial cattle producers who buy young bulls for early use.
Researchers have developed a highly sensitive automated test for detecting prions in cattle, sheep, deer, and elk, significantly improving the accuracy and speed of detection. The test, an immunological probe, uses novel antibodies to reveal and measure infectious abnormal prion protein.
Purdue University scientists are using breakthrough molecular research and new technologies to diagnose Johne's disease in cattle. The disease, caused by Mycobacterium avium subsp. paratuberculosis, can lead to $1 billion in U.S. cattle industry losses annually.
An international consortium is developing a sequence-ready map of the cattle genome to improve dairy and beef cattle, enhance food safety, and protect against bioterrorism. The project will provide valuable tools for animal breeding and securing the world's meat and milk supply.
Researchers at Purdue University recommend consuming omega-3 rich foods like fish, lean meat, fruits, and vegetables to balance fatty acids. Limiting omega-6 fat sources, such as processed meats and vegetable oils, can also help reduce chronic diseases.
The study predicts a range of possible future vCJD deaths from BSE exposure, with estimates between 50-150,000. Researchers suggest risk-reduction strategies to reduce current and future risk by up to 90%.
A new model developed by researchers suggests that the risk of contracting mad cow disease from infected sheep is likely to be higher than from cattle due to stricter control measures. However, implementing regulations such as slaughtering young sheep and banning animal products in feed can reduce this risk significantly.
A genetic test targeting cattle could help control sleeping sickness by detecting the SRA gene, which allows T b rhodesiense to survive in human serum. The test has potential for targeted control of T b rhodesiense in livestock reservoirs, reducing public health burden.
A recent outbreak of sleeping sickness in eastern Uganda may be attributed to livestock movement from another part of the country where the disease is endemic. The study found that over 50% of cattle traded at the market originated from areas with the disease, and that distance to the market was a significant risk factor for sleeping s...
A new study published in the Journal of Animal Science reveals that early weaning and high-energy diets can produce higher-quality beef with increased marbling and reduced waste fat. This approach may help cattle producers achieve consumer demand for leaner beef while reducing feed costs.
A recent study published in Conservation Biology found that moderate cattle grazing has little to no effect on Texas tortoise populations. The researchers compared tortoise populations in grazed and ungrazed pastures and found no differences in abundance, size, growth rate, or adult survival.
The university's technique has improved the success rate of cattle cloning from one in 20 to one in seven, paving the way for efficient meat production. Cloning technology will allow farmers to reproduce desirable traits and improve genetics at a faster rate.
Researchers at UGA have developed a new cloning technique with a success rate of one in seven, significantly improving the efficiency of the process. The technology will allow for the reproduction of desirable traits and improved genetics, benefiting producers and consumers.
Researchers Joel Berger and Steven Cain found that the length of bison birthing periods is not longer in brucellosis-exposed populations. This allows ranchers to predict when it's safe to put cattle on public lands where bison live, typically delaying until July.
A new study reveals that cattle fed grain may transmit dangerous strains of E. coli to humans, leading to food-borne illness. Feeding hay to cows for a short period before slaughter can reduce the risk of infection.
Researchers at Cornell University discovered that feeding cattle hay for five days before slaughter can reduce acid-resistant E. coli infections in humans. This simple change in diet can cut the risk of E. coli contamination, which causes over 20,000 annual infections and 200 deaths in the US.
Researchers have identified a mutation in the myostatin gene in beefy bovines, which is also found in
Research suggests that children from less wealthy families have better survival rates among the Herero people, a group of pastoralists in Botswana. The study found that wealthiest families' children had lower body fat, but overall mortality is low due to the high prosperity of the community.