| characterization of a highly pathogenic avian influenza h5n1 virus isolated from an ostrich. | the continued spread of a highly pathogenic avian influenza (hpai) h5n1 virus among poultry and wild birds has posed a potential threat to human public health. an influenza pandemic happens, when a new subtype that has not previously circulated in humans emerges. almost all of the influenza pandemics in history have originated from avian influenza viruses (aiv). birds are significant reservoirs of influenza viruses. in the present study, we performed a survey of avian influenza virus in ostriche ... | 2010 | 20497905 |