Published in Health Risk Factor Week, September 2nd, 2008
"These isolates represented 29 type A influenza virus hemagglutinin ( HA) and neuraminidase (NA) subtype combinations, with up to 26% of isolates showing evidence of mixed subtype infection. Through a phylogenetic analysis of the largest data set of AIV genomes compiled to date, we were able to document a remarkably high rate of genome reassortment, with no clear pattern of gene segment association and occasional inter-hemisphere gene...
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