Rare bird flu strain found in California raises potential of wider spread
First U.S. detection of virulent H5N9 strain, at a California duck farm, draws scrutiny as evidence of genetic reassortment ...
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Tests identify H5N9 avian flu at California duck farm
Both H5N9 and H5N1 were detected at the duck farm in Merced County, according to tests conducted by the US Department of ...
First US case of new bird flu strain found on California duck farm
US officials are investigating the appearance of a strain of bird flu identified in the US for the first time, a worrying ...
Why a virus discovered in China a decade ago is now raising concerns in the US
A decade-old bird flu strain, H5N9, has surfaced in US poultry for the first time, detected in a California duck farm.
Avian flu isn’t ‘one mutation away’ from becoming the next pandemic – yet
The H5N1 virus has a ways to go before it can successfully jump to humans but that it doesn’t reduce the threat it poses.