The disclosure that dairy herds in Nevada have been infected by a version of the H5N1 bird flu not previously seen in cows has put virologists and researchers on high alert. Among other things ...

but this is the first time it’s been documented that D1.1 has been in a dairy cow,” Goicoechea said. The affected dairies have provided the Nevada Department of Health and Human Services with ...

The Nevada spokesperson said two additional herds ... human bird flu cases since 2024 have been linked to exposure to dairy cows sick with the virus. Most of the others have been the result ...

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, the Centers for Disease Control and Prevention has confirmed.

A new bird flu strain has been detected in Nevada dairy cows Scientists now believe cows may be more vulnerable to bird flu than previously thought This new strain is not a risk to the general ...

There have been 985 confirmed cases of avian influenza in dairy cattle across 17 states since first confirmed in March 2024.