H5N1 bird flu spills over again; Nevada cows hit with different, deadly strain
Cows in Nevada have been infected with a strain of H5N1 bird flu different from the strain detected in all other herds to this point in the ongoing dairy outbreak. It's the same strain that killed a Louisiana resident in early January and sent a Canadian teenager to intensive care in early November.
U.S. dairy cattle tested positive for a strain of bird flu that previously had not been seen in cows, the U.S. Department of ...
While the virus hasn’t made a sustained leap into humans, vaccines and treatments are being developed ahead of an outbreak.
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