Aging in the laboratory animal.
D000375:Aging; D000818:Animals; D000830:Animals, Laboratory / Q000502:physiology*; D004260:DNA Repair; D051379:Mice / Q000502:physiology; D008810:Mice, Inbred C57BL / Q000276:immunology; D009101:Multiple Myeloma / Q000209:etiology; D051381:Rats / Q000502:physiology; D011919:Rats, Inbred Strains / Q000378:metabolism; D012107:Research Design; D012306:Risk; D013997:Time Factors