(CIDRAP News) Chinese researchers who tested reassortants that combined the 2009 H1N1 virus with H9N2, a subtype that commonly circulates in birds, found that several were more pathogenic then the parent viruses, which they said could pose a pandemic threat.
Mar 2, 2011
(CIDRAP News) The World Health Organization (WHO) today confirmed three more H5N1 avian influenza infections in Egypt, one of them fatal, that surfaced during the weeks surrounding the country's recent political upheaval.
Feb 28, 2011
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