Physiologic aspects of aging. II. Radiocyanocobalamin absorption and protein digestion by the rat.
D000375:Aging; D000818:Animals; D001669:Biochemical Phenomena; D011506:Proteins / Q000378:metabolism*; D059748:Proteolysis; D051381:Rats; D014805:Vitamin B 12 / Q000378:metabolism*
D011506:Proteins; D014805:Vitamin B 12
AGING/effects; PROTEINS/metabolism; VITAMIN B12/metabolism