| characterization of the influenza a h5n1 viruses of the 2008-09 outbreaks in india reveals a third introduction and possible endemicity. | widespread infection of highly pathogenic avian influenza a h5n1 was reported from backyard and commercial poultry in west bengal (wb), an eastern state of india in early 2008. infection gradually spread to tripura, assam and sikkim, the northeastern states, with 70 outbreaks reported between january 2008 and may 2009. whole genome sequence analysis of three isolates from wb, one isolate from tripura along with the analysis of hemagglutinin (ha) and neuraminidase (na) genes of 17 other isolates ... | 2009 | 19924254 |