The strain, known as D1.1, was detected in Nevada dairy cattle after being the predominant variant in North American birds last fall and winter. The USDA did not clarify the exact number of cows ...

A new strain of bird flu, the D1.1 variant, has been detected in a dairy worker in Nevada, marking the first human case of ...

The Arizona Department of Agriculture (AZDA), in collaboration with the United States Department of Agriculture (USDA), has confirmed the first detection of H5N1 avian influenza in milk produced by a ...

Bird flu has been detected in Arizona dairy cattle milk, and a dairy farm has been placed under quarantine as a precaution, ...

A dairy worker in Nevada has been infected with a strain of H5N1 bird flu—genotype D1.1—that has newly spilled over to cows, ...

A dairy worker in Nevada has reportedly been infected by the killer variant of H5N1 bird flu; analysis shows changes in new ...

On January 31, 2025, the USDA Animal and Plant Health Inspection Service (APHIS) National Veterinary Services Laboratories (NVSL) confirmed by whole genome sequence the first detection of highly ...

The newer variant of avian influenza that recently infected dairy cattle in Nevada has a genetic change that’s thought to ...

D1.1 is widely circulating in wild migratory birds and has been linked to a few illnesses in humans, some of them severe. The Centers for Disease Control and Prevention (CDC) added the Nevada case to ...

At least four cattle herds in Nevada have tested positive for a strain of H5N1 bird flu never before seen in cows, state ...

A new variant of the bird flu has infected a dairy worker in Nevada marking the state's first human case of the H5N1 avian influenza.

A dairy worker in Nevada has been confirmed to be infected by a new bird flu strain found to be spreading among cows in the ...