title: Senescent T cell: aging and the immune system.
mesh_terms: D000328:Adult; D000368:Aged; D000375:Aging; D000818:Animals; D000917:Antibody Formation; D001323:Autoantibodies / Q000276:immunology; D001402:B-Lymphocytes / Q000276:immunology; D006680:HLA Antigens / Q000235:genetics; D006801:Humans; D007111:Immunity, Cellular; D008285:Major Histocompatibility Complex; D008875:Middle Aged; D013601:T-Lymphocytes / Q000276:immunology*; D013950:Thymus Gland / Q000276:immunology
chemical_list: D001323:Autoantibodies; D006680:HLA Antigens