Li Y, Liu L, Zhang Y, Duan Z, Tian G, Zeng X, Shi J, Zhang L, Chen H. New avian influenza virus (H5N1) in wild birds, Qinghai, China.
Emerg Infect Dis 2011;
17:265-7. [PMID:
21291602 PMCID:
PMC3204760 DOI:
10.3201/eid1702.100732]
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Abstract
Highly pathogenic avian influenza virus (H5N1) (QH09) was isolated from dead wild birds (3 species) in Qinghai, China, during May-June 2009. Phylogenetic and antigenic analyses showed that QH09 was clearly distinguishable from classical clade 2.2 viruses and belonged to clade 2.3.2.
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