title: Differential effects on immunogenicity and antigenicity of heat, freezing and alkali treatment of bacterial antigens.
mesh_terms: D000468:Alkalies / Q000494:pharmacology*; D000818:Animals; D000917:Antibody Formation; D000937:Antigen-Antibody Reactions; D000941:Antigens / Q000032:analysis; D000942:Antigens, Bacterial; D004926:Escherichia coli / Q000276:immunology; D005374:Filtration; D005615:Freezing; D006385:Hemagglutination Inhibition Tests; D006386:Hemagglutination Tests; D006358:Hot Temperature; D008070:Lipopolysaccharides; D011135:Polysaccharides, Bacterial; D011817:Rabbits; D012475:Salmonella / Q000276:immunology
chemical_list: D000468:Alkalies; D000941:Antigens; D000942:Antigens, Bacterial; D008070:Lipopolysaccharides; D011135:Polysaccharides, Bacterial