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 ...
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 ...
US officials are investigating the appearance of a strain of bird flu identified in the US for the first time, a worrying ...
H5N9 is a rare strain of avian influenza. H5N1 is the more ... "Whether this novel H5N9 virus will cause human infections from its avian host and become a pandemic subtype is not known 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.