title: Formation of antibodies of different classes in influenzal infections.
mesh_terms: D000818:Animals; D000906:Antibodies / Q000032:analysis; D000917:Antibody Formation; D002642:Chick Embryo; D003168:Complement Fixation Tests; D006385:Hemagglutination Inhibition Tests; D006801:Humans; D007074:Immunoglobulin G / Q000032:analysis; D007075:Immunoglobulin M / Q000032:analysis; D007251:Influenza, Human / Q000175:diagnosis / Q000276:immunology*; D008623:Mercaptoethanol / Q000494:pharmacology; D008970:Molecular Weight; D011817:Rabbits; D051381:Rats; D012141:Respiratory Tract Infections / Q000276:immunology; D014776:Virus Cultivation
chemical_list: D000906:Antibodies; D007074:Immunoglobulin G; D007075:Immunoglobulin M; D008623:Mercaptoethanol