title: The biology of aging and the immune system.
mesh_terms: D000375:Aging; D000818:Animals; D001323:Autoantibodies; D002455:Cell Division; D004253:DNA Nucleotidylexotransferase / Q000378:metabolism; D006680:HLA Antigens; D006801:Humans; D007109:Immunity; D007111:Immunity, Cellular; D007157:Immunologic Surveillance; D011371:Progeria / Q000276:immunology; D013950:Thymus Gland / Q000502:physiology; D014898:Werner Syndrome / Q000276:immunology
chemical_list: D001323:Autoantibodies; D006680:HLA Antigens; D004253:DNA Nucleotidylexotransferase