Effect of concentration on the intestinal absorption of l-lysine in ageing rats.
D000375:Aging; D000818:Animals; D002247:Carbon Isotopes; D007408:Intestinal Absorption; D008239:Lysine / Q000097:blood / Q000378:metabolism*; D051381:Rats / Q000378:metabolism*
D002247:Carbon Isotopes; D008239:Lysine