“Dairy herds in Nevada test positive for newer bird flu strain that’s been linked to severe human infections”
By Brenda Goodman, CNN
“This is the second known instance of avian flu being introduced into cattle herds by birds, and experts say it marks a turning point in the nation’s efforts to contain the virus.
“It’s much easier to control virus spread when you’re talking about a virus spreading from cow to cow than controlling spread from birds to cows,” said Dr. Scott Hensley, a microbiologist who studies the evolution of flu viruses at the University of Pennsylvania’s Perelman School of Medicine.”
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“US officials detect second bird flu strain in dairy cattle”
““If this turns out to have been something that crossed into cattle a couple months ago, a couple months is a long time not to detect it,” said Michael Worobey, an evolutionary biologist at the University of Arizona who has studied the H5N1 virus in cattle.
He added that it’s important for federal officials to share promptly information about a virus that has the potential to trigger a pandemic that could “make Covid seem like a walk in the park”.”
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“USDA confirms spillover of 2nd H5N1 avian flu genotype into dairy cattle’
By Lisa Schnirring
‘University of Minnesota epidemiologist Michael Osterholm, PhD, MPH, said, “We shouldn’t be surprised about a new spillover to cattle, given the very significant activity in waterfowl across much of the United States.”
He added that the virus is not going away, contrary to those who thought B3.13 would burn itself out. Osterholm is director of the Center for Infectious Disease Research and Policy, which publishes CIDRAP News.’
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