Published in Vaccine Weekly, May 12th, 2010
"Previous reports identified antigenic similarities between viruses belonging to clack 2.2. However, poultry and human viruses isolated in northern Egypt during 2007 and 2008 were found to he antigenically distinct from other clade 2.2 viruses from this country. Genetic analysis of the hemagglutinin revealed a high degree of nucleotide and ammo acid divergence," wrote...
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