title: Aging of the lymphoid system at the organ level. With special reference to the bone marrow as site of antibody production.
mesh_terms: D000375:Aging; D000818:Animals; D000917:Antibody Formation; D000921:Antibody-Producing Cells / Q000276:immunology; D001853:Bone Marrow / Q000276:immunology*; D003593:Cytoplasm / Q000276:immunology; D006168:Guinea Pigs; D006801:Humans; D007114:Immunization; D007136:Immunoglobulins; D007156:Immunologic Memory; D007422:Intestines / Q000276:immunology; D008198:Lymph Nodes / Q000276:immunology; D008221:Lymphoid Tissue / Q000276:immunology*; D008322:Mammals; D051379:Mice; D008810:Mice, Inbred C57BL; D008808:Mice, Inbred CBA; D011817:Rabbits; D011898:Ranidae; D051381:Rats; D013950:Thymus Gland / Q000276:immunology
chemical_list: D007136:Immunoglobulins