[Symposium on chemical and clinical studies on immunoglobulin. 3. Immune responses with ageing].
D000375:Aging; D000818:Animals; D000917:Antibody Formation; D000941:Antigens; D007136:Immunoglobulins; D051379:Mice; D013154:Spleen / Q000276:immunology; D005719:gamma-Globulins
D000941:Antigens; D007136:Immunoglobulins; D005719:gamma-Globulins