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2nd type of bird flu found in US dairy cows

USA TODAY on MSN · 1h

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.

A new type of bird flu has been found in dairy cows in Nevada

The strain of bird flu is distinct from what has previously been found in dairy cattle. The finding means the virus has again spilled over from birds to cows, and it raises some worrying questions.

U.S. News & World Report · 8h

New Bird Flu Strain Found in U.S. Dairy Cows

THURSDAY, Feb. 6, 2025 (HealthDay News) -- A new strain of bird flu has infected dairy cows in Nevada, marking the second time the virus has jumped from birds to cattle.

2nd form of bird flu detected in US cows

A branch of the H5N1 bird flu family tree that hadn't previously been seen in cattle has now been detected in dairy cows.

48m

C.D.C. Posts, Then Deletes, Data on Bird Flu Spread Between Cats and People

The data, which appeared fleetingly online on Wednesday, confirmed transmission in two households. Scientists called on the ...

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