TOXICITY, PATHOGENICITY AND ANTIGENICITY OF INHIBITOR-SENSITIVE AND NONSENSITIVE SUBSTRAINS OF INFLUENZA A2 ISOLATES.
D000818:Animals; D000941:Antigens; D002642:Chick Embryo; D003168:Complement Fixation Tests; D006168:Guinea Pigs; D006801:Humans; D007106:Immune Sera; D007251:Influenza, Human; D051379:Mice; D009975:Orthomyxoviridae; D012106:Research; D014774:Virulence; D014776:Virus Cultivation
D000941:Antigens; D007106:Immune Sera
ANTIGENS; CHICK EMBRYO; COMPLEMENT FIXATION TESTS; EXPERIMENTAL LAB STUDY; GUINEA PIGS; IMMUNE SERUMS; INFLUENZA VIRUSES; INFLUENZA, ASIAN; MICE; VIRUS CULTIVATION