New bird flu infections in Nevada dairy cattle signal the virus may …
2 days ago · Six dairy herds in Nevada have tested positive for a newer variant of the H5N1 bird flu virus that’s been associated with severe infections in humans, according to the Nevada Department of ...
APHIS Confirms D1.1 Genotype in Dairy Cattle in Nevada
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 pathogenic avian influenza (HPAI) H5N1 clade 2.3.4.4b, genotype D1.1 in dairy cattle.
New bird flu strain found in dairy cattle; case was in Nevada
1 day ago · Herds in 2 Nevada counties placed under quarantine due to bird flu. The Nevada Department of Agriculture said on January 31 that herds in two counties had been placed under quarantine due to bird ...
A different version of bird flu detected in dairy cows in Nevada
1 day ago · A version of the H5N1 bird flu virus known as B3.13 was confirmed in March after being introduced to cattle in late 2023, scientists said. It has infected more than 950 herds in 16 states.
USDA milk testing shows different strain of H5N1 bird flu in Nevada …
1 day ago · The USDA said four Nevada dairy herds were infected with an H5N1 bird flu strain that has circulated in wild birds, making prospects for containment in cows appear dim.
New strain of bird flu found for 1st time in U.S. dairy cattle, Nevada ...
1 day ago · The USDA said it was continuing to work with the Nevada Department of Agriculture to better understand the D1.1 strain and how to limit its spread. Bird flu can be transmitted from infected birds to other animals and potentially humans directly from the birds, virus-contaminated environments or an infected animal, according to the CDC.
USDA confirms Nevada dairy cows infected with 2nd strain of bird flu
1 day ago · On Jan. 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 ...
A new type of bird flu has been found in dairy cows in Nevada
1 day ago · A variant of H5N1 bird flu that has circulated widely in wild birds — and in several instances led to severe illness in humans — has turned up in dairy cattle for the first time. The findings ...
H5N1 bird flu spills over again; Nevada cows hit with different, …
1 day ago · The new Nevada dairy infections were first detected through milk testing conducted on January 31, according to an update Wednesday by the US Department of Agriculture. Whole genome sequencing ...
Deadly version of H5N1 bird flu spills over into Nevada dairy cattle
1 day ago · A new version of the H5N1 bird flu virus has been detected in milk samples collected from dairy herds in Nevada. The strain, known as D1.1, had so far been associated only with migrating birds and ...
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