Flocculation of influenza viruses by horse serum inhibitor.
D000818:Animals; D000998:Antiviral Agents; D006385:Hemagglutination Inhibition Tests; D006736:Horses; D008854:Microscopy, Electron; D009500:Neutralization Tests; D009975:Orthomyxoviridae
D000998:Antiviral Agents