title: Functional significance of the various components of the influenza virus.
mesh_terms: D000956:Antigens, Viral; D012321:DNA-Directed RNA Polymerases / Q000502:physiology; D006389:Hemagglutinins, Viral / Q000502:physiology; D009975:Orthomyxoviridae / Q000201:enzymology / Q000276:immunology*; D012367:RNA, Viral / Q000502:physiology; D014764:Viral Proteins / Q000502:physiology
chemical_list: D000956:Antigens, Viral; D006389:Hemagglutinins, Viral; D012367:RNA, Viral; D014764:Viral Proteins; D012321:DNA-Directed RNA Polymerases