title: Ontogenetic development of antibody formation in response to different doses of gram-negative microorganisms in young rabbits. II. The relationship between the secondary reaction and primary antigen dose and an attempt to induce tolerance.
mesh_terms: D000367:Age Factors; D000818:Animals; D000831:Animals, Newborn; D000917:Antibody Formation; D000937:Antigen-Antibody Reactions; D000941:Antigens / Q000008:administration & dosage; D004926:Escherichia coli / Q000276:immunology*; D007108:Immune Tolerance; D007114:Immunization; D008208:Lymphatic System / Q000276:immunology; D008643:Mesentery / Q000276:immunology; D011817:Rabbits; D012482:Salmonella paratyphi A / Q000276:immunology*; D013154:Spleen / Q000276:immunology*; D013997:Time Factors
chemical_list: D000941:Antigens