Category: Avian Influenza
Feline avian influenza cases spark concerns
AVMA Cats are “exquisitely sensitive” to highly avian influenza virus, expert says. Since December 2022, the U.S. Department of Agriculture’s (USDA) National Veterinary Services Laboratories (NVSL) had confirmed more than 130 feline cases of highly pathogenic avian influenza (HPAI) type A H5N1 infection across the country, from California to New Jersey. They range from barn and feral […]
May 27, 2025
As Bird Flu Spreads, Vaccine Shows Promise for Protecting Cattle
Yale Environment 360 Since bird flu was first discovered in U.S. cattle last year, the virus has spread to more than 1,000 herds across the country. A new vaccine for cattle has performed well in early tests, raising hopes that it could protect livestock and help prevent an outbreak in humans. New research, which has not […]
May 21, 2025
World Crazy for Chicken Is Losing Its Biggest Supplier
Bloomberg The detection of bird flu in a single poultry farm in southern Brazil is reverberating around the world, cutting supplies to voracious consumers from China to Europe. Shipments to top destinations, which also include Mexico and South Korea, have been suspended as the world’s largest chicken exporter seeks to stop the deadly H5N1 strain […]
May 21, 2025
More than 2 million hens in Arizona flock hit by avian flu
Watt Poultry Nearly 2.26 million commercial laying hens in Arizona have been lost to highly pathogenic avian influenza (HPAI). The United States Department of Agriculture (USDA) Animal and Plant Health Inspection Service (APHIS) reported that the presence of the virus was confirmed in Maricopa County on May 19. The flock included 2,258,100 hens. Instances of HPAI infections […]
May 20, 2025
What makes H5N1 a pandemic risk and how can we stop it?
Medical News As H5N1 bird flu continues to evolve and cross species, researchers reveal how the latest vaccine technologies, nanomedicine, and AI could shape the future of pandemic defense. The global health landscape has been starkly reminded of the pandemic risk associated with zoonotic viruses with multiple host species. In a recent PEARLS article, a concise […]
May 20, 2025
Genetic test suggests Brazil’s bird flu cases in farm and zoo share same strain
Reuters The results of genetic tests suggested that Brazil’s first outbreak of bird flu on a commercial poultry farm in the state of Rio Grande do Sul shares the strain with cases in zoo animals in the same state, an official told Reuters on Tuesday. Rosane Collares, a director at the state’s agriculture department, said […]
May 20, 2025
The US hasn’t seen a human bird flu case in 3 months. Experts are wondering why
AP Health officials are making a renewed call for vigilance against bird flu, but some experts are puzzling over why reports of new human cases have stopped. Has the search for cases been weakened by government cuts? Are immigrant farm workers, who have accounted for many of the U.S. cases, more afraid to come forward […]
May 20, 2025
New model reveals H5N1 is spreading undetected in US dairy herds
Medical News A powerful simulation of H5N1 transmission across 35,974 US herds shows that the virus is far more widespread than reported, raising urgent calls for better farm surveillance and stronger disease control. In a recent study in the journal Nature Communications, researchers developed and tested a novel stochastic metapopulation transmission model to predict the scale, […]
May 14, 2025
How Close Is H5N1 to Reaching the Goal?
ISDE If H5N1 were on a soccer team, as one expert described it, it just might be able to score a goal: human-to-human transmission. With each mammal that becomes infected with H5N1 avian influenza virus, the concern for a human pandemic grows, especially since it has appeared in dairy cows because these animals do not normally get influenza (Viruses 2019;11[6]:561). […]
May 14, 2025
Discover What’s Next in Bird Flu: Must-Know Lessons from Last Year
Dairy Herd As the dairy industry moves into the second year of combating H5N1, maintaining momentum and commitment to biosecurity remains crucial. The past year has been a tumultuous period for the dairy industry, grappling with the onset of the H5N1 bird flu virus in dairy cattle. Dairy farmers have significantly strengthened biosecurity measures, and […]
May 14, 2025