Epidemiologic, serologic, and molecular phylogenetic methods were used to investigate an outbreak of highly pathogenic avian influenza on a broiler breeding farm in Saskatchewan, Canada. Results, coupled with data from influenza A virus surveillance of migratory waterfowl in Canada, implicated wild birds as the most probable source of the low pathogenicity precursor virus.
All Keywords
【저자키워드】 viruses, Influenza, influenza A virus, Canada, poultry, highly pathogenic, wild birds, dispatch, H7N3 subtype,
【저자키워드】 viruses, Influenza, influenza A virus, Canada, poultry, highly pathogenic, wild birds, dispatch, H7N3 subtype,