Suppressor cells in immunosenescence.
D000375:Aging; D000818:Animals; D000917:Antibody Formation; D001327:Autoimmune Diseases / Q000276:immunology; D001402:B-Lymphocytes / Q000276:immunology*; D001853:Bone Marrow / Q000276:immunology; D006412:Hematopoietic Stem Cells / Q000276:immunology; D007165:Immunosuppression Therapy; D008213:Lymphocyte Activation; D008264:Macrophages / Q000276:immunology; D051379:Mice; D009369:Neoplasms / Q000276:immunology; D013154:Spleen / Q000276:immunology; D013601:T-Lymphocytes / Q000276:immunology*