New H5N1 bird flu variant found in Nevada dairy worker

Bird flu variant found in Nevada cows shows signs of adaptation to mammals
The newer variant of avian influenza that recently infected dairy cattle in Nevada has a genetic change that’s thought to help the virus copy itself in mammals — including humans — more easily, according to a new technical brief from the US Department of Agriculture’s Animal and Plant Health Inspection Service.
New bird flu variant found in Nevada dairy cows has experts sounding alarms: ‘We have never been closer to a pandemic from this virus’
Dairy herds in Nevada have been infected by a version of the H5N1 bird flu not previously seen in cows, putting virologists on high alert.
New bird flu variant found in dairy cattle. Can H5N1 be transmitted to humans?
Until last week, all bird flu in dairy herds had been identified as the B3.13 variant, which was believed to have come from wild birds in late 2023 or early 2024. The USDA confirmed the virus's existence in the Nevada dairy cattle through milk sampling, the agency said.
Cows infected by lethal bird flu strain never before seen in the animal showing respiratory symptoms, Nevada says
At least four cattle herds in Nevada have tested positive for a strain of H5N1 bird flu never before seen in cows, state agriculture officials confirmed Wednesday, and respiratory symptoms like coughing and sneezing have been reported.
Bird Flu Infects Cows For Second Time in Under a Year
Dairy cows in Nevada have been infected with a new strain of bird flu, marking the second strain detected in herds since March.
Second type of bird flu detected in US dairy cows
Dairy cattle in Nevada have been infected with a new type of bird flu that's different from the version that has spread in herds since last year. U.S.
New H5N1 bird flu variant found in Nevada dairy worker as new data shows changes in virus
A dairy worker in Nevada has reportedly been infected by the killer variant of H5N1 bird flu; analysis shows changes in new strain that makes it more lethal in mammals.
Can You Get Bird Flu From Drinking Milk? What to Know as Cows Are Infected
Consumers can safely drink pasteurized milk, despite reports of dairy cattle infected with the new strain of bird flu.
New Strain of Bird Flu in Nevada Reveals a Concerning Mutation
An emerging strain of highly pathogenic avian influenza has spilled over from wild birds to dairy cows in the state of Nevada, and officials at the US Department of Agriculture (USDA) and some scientists are concerned by a mutation they are seeing.
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What bird flu means for your eggs, chicken, and dairy: What you need to know
The bird flu virus is a rising concern in the United States. Learn about how it is affecting poultry and dairy supply chains.
Fears grow over new bird flu infections in dairy cattle
A newer variant of H5N1 bird flu that recently infected dairy cattle in Nevada has a genetic change thought to help the virus ...
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House Cats With Bird Flu Could Pose a Risk to Public Health
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Egg Farmers Are Losing the Battle with Bird Flu
Within 24 to 48 hours of the first detection of the virus, state and federal animal health officials work with farms to cull ...