Bird flu in US cows: where will it end?

Dairy cattle seem to survive infection with the H5N1 strain of influenza virus, which has killed millions of wild birds.Credit: Ben Brewer/Reuters Concerns that pasteurized milk in the United States is teeming with H5N1 avian influenza virus are over. But there’s no sign that the outbreak in cows is over, and scientists are increasingly concerned … Read more

Bird flu has been spreading undetected in US cattle for months

Hello Nature readers, would you like to get this Briefing in your inbox free every day? Sign up here. Jaime Guevara-Aguirre (back left) and Valter Longo (back right) pose with several of the Laron study participants.Credit: Courtesy Jaime Guevara-Aguirre & Valter Longo People with Laron syndrome — a growth-hormone-receptor condition — seem to be at … Read more

Bird flu virus has been spreading in US cows for months, RNA reveals

A cow is milked in Washington State.Credit: USDA Photo/Alamy A strain of highly pathogenic avian influenza has been silently spreading in US cattle for months, according to preliminary analysis of genomic data. The outbreak is likely to have begun when the virus jumped from an infected bird into a cow, probably around late December or … Read more

Bird flu outbreak in US cows: why scientists are concerned

A dairy worker in Texas has become infected with a strain of avian influenza similar to that infecting dairy cattle in several US states.Credit: Adam Davis/EPA-EFE/Shutterstock Researchers are closely monitoring the spread of a worrisome strain of avian influenza to cattle — and one person — at farms in six US states. These infections represent … Read more

COVID protections eliminated a strain of flu

Hello Nature readers, would you like to get this Briefing in your inbox free every day? Sign up here. The Nigerian health ministry has been told to investigate reports of deaths in the northeastern state of Gombe (pictured).Credit: Tolu Owoeye/Shutterstock Nigeria’s National Assembly has instructed the country’s health ministry to investigate a “strange disease” said … Read more