The effect of tissue ageing on intestinal uptake of amino-acids in vitro.
D000818:Animals; D002247:Carbon Isotopes; D004140:Dinitrophenols / Q000378:metabolism*; D066298:In Vitro Techniques; D007408:Intestinal Absorption; D007930:Leucine / Q000378:metabolism*; D008715:Methionine / Q000378:metabolism*; D010649:Phenylalanine / Q000378:metabolism*; D051381:Rats
D002247:Carbon Isotopes; D004140:Dinitrophenols; D010649:Phenylalanine; D008715:Methionine; D007930:Leucine