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.

The D1.1 strain of H5N1, now spreading in dairy herds, has a mutation that enhances replication in mammals. Could this be a ...

After a different strain of bird flu was recently found in cattle for the first time, experts reveal what this means in our fight against the virus.

This strain of bird flu, known as D1.1, has only ever previously been detected in wild birds and poultry, indicating that it has only recently spread to cows. The detection, found in dairy cattle ...

A new strain of bird flu, D1.1 variant was detected in a dairy worker in Nevada after he was exposed to infected cattle, making it the state's first human case of the H5N1 avian influenza.

That strain of the H5N1 bird flu virus, called D1.1 by scientists, is different from a previous variant called B3.13 which had infected at least 40 dairy workers in the U.S. to date. D1.1 was also ...

The worker was exposed while working with infected dairy cattle when he contracted the D1.1 genotype bird flu strain. What is the new bird flu strain? According to the U.S. Department of ...

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.

The afflicted individual is a farm worker who was presumably infected by cows carrying the D1.1 genotype of H5N1, which differs from the type of virus most commonly seen in cows since 2024.

“The discovery of the D1.1 bird flu genotype in Nevada dairy cattle is significant because it's the first time this specific genotype has been found in dairy cows,” said Dr. Thomas ...

JOHNSON, NE - The top-ranked Eagles of Johnson-Brock soared to a 69-46 victory over Southern in the Subdistrict D1-1 ...

The worker was exposed to the D1.1 strain after working with infected dairy cattle in Churchill County, the Central Nevada Health District confirmed Monday. The new genotype was first confirmed on ...