Enzymatic split product of influenza virus haemagglutination inhibitor.
D006384:Hemagglutination; D006801:Humans; D009438:Neuraminic Acids / Q000378:metabolism*; D009975:Orthomyxoviridae / Q000276:immunology*
D009438:Neuraminic Acids
INFLUENZA VIRUSES/immunology; NEURAMINIC ACIDS/metabolism