title: Virion transcriptase activity of influenza virus isolates.
mesh_terms: D000818:Animals; D002642:Chick Embryo; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism*; D004196:Disease Outbreaks; D000939:Epitopes; D006389:Hemagglutinins, Viral; D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology; D009031:Moscow; D009439:Neuraminidase / Q000276:immunology; D009975:Orthomyxoviridae / Q000201:enzymology* / Q000254:growth & development; D014779:Virus Replication
chemical_list: D000939:Epitopes; D006389:Hemagglutinins, Viral; D012321:DNA-Directed RNA Polymerases; D009439:Neuraminidase