title: Immunologic tolerance to Escherichia coli somatic antigen assessed by bacteriolytic and hemolytic plaque assays.
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D000917:Antibody Formation; D000921:Antibody-Producing Cells; D000941:Antigens; D001433:Bacteriolysis; D000939:Epitopes; D004912:Erythrocytes / Q000276:immunology; D004926:Escherichia coli / Q000276:immunology*; D005260:Female; D006386:Hemagglutination Tests; D006460:Hemolysin Proteins; D006462:Hemolytic Plaque Technique; D007108:Immune Tolerance; D007111:Immunity, Cellular; D008070:Lipopolysaccharides; D051379:Mice; D011247:Pregnancy; D012756:Sheep; D013154:Spleen / Q000276:immunology
chemical_list: D000941:Antigens; D000939:Epitopes; D006460:Hemolysin Proteins; D008070:Lipopolysaccharides