Highly Pathogenic Avian Influenza H5N1 in the United States: Recent Incursions and Spillover to Cattle

Bird Flu Emergency Response Ends in US as Infections Decline

The US Centers for Disease Control and Prevention ended its emergency response for bird flu as the outbreak that sickened dozens of people, spread to cattle and drove up egg prices has abated.

Investigators want UM to answer how Chinese nationals conducted potential bioweapons research

By Melissa Nann Burke, The Detroit News WASHINGTON ― Three House committee chairmen are investigating the University of Michigan’s oversight of researchers from China who are accused of smuggling a potentially devastating plant fungus into the United States. Michigan U.S. Reps. John Moolenaar and Tim Walberg, chairmen of the House Select Committee on China and the House Committee on Education and the Workforce, respectively, wrote to UM recently…

Highly pathogenic avian influenza H5N1 in the United States: recent incursions and spillover to cattle

Since Spring 2024, new genotypes of highly pathogenic avian influenza (HPAI) H5N1 clade 2.3.4.4b have been identified in the United States (US). These HPAI H5N1 genotypes have caused unprecedented multi-state outbreaks in poultry and dairy farms, and human infections. Here, we discuss the current situation of this outbreak and emphasizes the need for pre-pandemic preparedness to control HPAI H5N1 in both poultry and dairy farms in the US.

China's scientists make breakthrough on how H5N1 influenza occurred in the US

Milk Under Quarantine: How the H5N1 Dairy-Cow Outbreak Is Stress-Testing U.S. Biosecurity

Milk Under Quarantine Warm forage rarely figures in national conversation; nonetheless, by early July the smell of barn ventilation fans had drifted into Twitter threads and supermarket rumors. According to the Centers for Disease Control and Prevention’s situation summary, 1,074 dairy herds in seventeen states are now confirmed carriers of highly pathogenic avian influenza A(H5N1). The agency still regards population-wide risk as low, yet that …

Highly Pathogenic Avian Influenza A(H5N1) Outbreak Among House Cats: A Case Series Involving Oseltamivir Treatment

We present a highly pathogenic avian influenza A(H5N1) outbreak among four domestic cats from the same household within close proximity to a dairy farm in Tulare, California – the epicenter of the H5N1 dairy cattle outbreaks in California. We demonstrate that with early supportive care and ant...