| pathogenicity of h5n8 highly pathogenic avian influenza viruses isolated from a wild bird fecal specimen and a chicken in japan in 2014. | poultry outbreaks caused by h5n8 highly pathogenic avian influenza viruses (hpaivs) occurred in japan between december 2014 and january 2015. during the same period; h5n8 hpaivs were isolated from wild birds and the environment in japan. the hemagglutinin (ha) genes of these isolates were found to belong to clade 2.3.4.4 and three sub-groups were distinguishable within this clade. all of the japanese isolates from poultry outbreaks belonged to the same sub-group; whereas wild bird isolates belon ... | 2016 | 26916882 |