Heng-jiao Zhang

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OBJECTIVE To understand the infection condition and analytical methods of Influenza A (H1N1) virus in the population of Hunan Province during different periods. METHODS Quick surveys on the positive rate of Influenza A (H1N1) virus hemagglutination inhibition (HI) test have been conducted for 5 times successively from November 2009 to March 2010 in 14(More)
OBJECTIVE To investigate the gene variations of influenza B virus isolated in Hunan province from 2007 to 2010. METHODS A total of 42 strains of influenza B virus,which were isolated in the Influenza Surveillance Network Laboratories in Hunan province between year 2007 and 2010, were selected for the study. The hemagglutinin 1 (HA1) and neuraminidase (NA)(More)
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