Article
Evolutionary characterization of hemagglutinin gene of H9N2 influenza viruses isolated from Asia.
Research in veterinary science - 1 Aug 2012
Shahsavandi Shahla, Salmanian Ali-Hatef, Ghorashi Seyed Ali, Masoudi Shahin, Ebrahimi Mohammad Majid
Abstract excerpt
The full length hemagglutinin (HA) genes of 287 H9N2 AI strains isolated from chickens in Asia during the period 1994-2009 were genetically analyzed. Phylogenetic analysis showed that G1-like viruses circulated in the Middle East and Indian sub-continent countries, whereas other sublineages existed in Far East countries. It also revealed G1-like viruses with an average 96.7% identity clustered into two subgroups...
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