How are H5N9 and H5N1 different? What to know after California bird flu outbreak
The California duck farm's strain of H5N9 is different from those earlier cases because this time it is closely related to a newer variant of the H5N1 virus. That variant is called H5N1 D1.1, the USDA spokesperson said, which has emerged over the past year to dominate U.S. cases in wild birds and poultry.
H5N9 is a rare subtype of the influenza A virus that can cause ... authorities identified the more common H5N1 strain on the same farm in Merced County, California. In a report to the Paris ...
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Avian flu isn’t ‘one mutation away’ from becoming the next pandemic – yetThe H5N1 virus has a ways to go before it can successfully jump to humans but that it doesn’t reduce the threat it poses.
The findings come at a time when outbreaks of bird flu -- a different subtype of the ... of the highly pathogenic avian influenza (HPAI) H5N1 influenza virus currently circulating ...
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