Virus
influenzavirus A
Subclass of:
Orthomyxoviridae
Definitions related to influenzavirus a:
  • (alphainfluenzavirus) A genus in the family ORTHOMYXOVIRIDAE causing influenza and other diseases in humans and animals. It contains many strains as well as antigenic subtypes of the integral membrane proteins hemagglutinin (VIRAL HEMAGGLUTININS) and NEURAMINIDASE. The type species is INFLUENZA A VIRUS.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • Genus in the family Orthomyxoviridae causing influenza and other diseases in humans and animals; contains many strains as well as antigenic subtypes of the integral membrane proteins hemagglutinin and neuraminidase.
    CRISP Thesaurus
    National Institutes of Health, 2006
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