title: VI. Aging.
mesh_terms: D000328:Adult; D000368:Aged; D000375:Aging; D000906:Antibodies / Q000032:analysis; D003094:Collagen / Q000378:metabolism; D005260:Female; D006801:Humans; D007564:Japan; D008297:Male; D008875:Middle Aged; D009689:Nuclear Warfare; D010860:Pigments, Biological / Q000378:metabolism; D011832:Radiation Injuries / Q000276:immunology / Q000378:metabolism / Q000401:mortality; D012867:Skin / Q000378:metabolism
chemical_list: D000906:Antibodies; D010860:Pigments, Biological; D003094:Collagen