THE NORMAL ALLANTOIC ANTIGEN WHICH NEUTRALIZES THE INFLUENZA VIRUS HI-ANTIBODY TO HOST MATERIAL.
D000482:Allantois; D000818:Animals; D000941:Antigens; D002642:Chick Embryo; D006385:Hemagglutination Inhibition Tests; D007106:Immune Sera; D009975:Orthomyxoviridae; D012106:Research
D000941:Antigens; D007106:Immune Sera
ANTIGENS; CHICK EMBRYO; EXPERIMENTAL LAB STUDY; HEMAGGLUTINATION INHIBITION TESTS; IMMUNE SERUMS; INFLUENZA VIRUSES