Loss of the haemagglutinating capacity of fowl-plague virus after culture on HeLa cells.
D000818:Animals; D006367:HeLa Cells; D006384:Hemagglutination; D006801:Humans; D009980:Influenza A virus; D010930:Plague; D046509:Tissue Culture Techniques; D014776:Virus Cultivation
FOWL PLAGUE VIRUS; HEMAGGLUTINATION; TISSUE CULTURE; VIRUS CULTIVATION