title: Yellow pigments excreted by vitamin A-depleted sheep.
mesh_terms: D000818:Animals; D002247:Carbon Isotopes; D002338:Carotenoids / Q000378:metabolism*; D002432:Cecum / Q000378:metabolism; D003106:Colon / Q000378:metabolism; D005243:Feces / Q000032:analysis; D007408:Intestinal Absorption; D008297:Male; D010860:Pigments, Biological / Q000378:metabolism*; D012756:Sheep; D014801:Vitamin A / Q000097:blood; D014802:Vitamin A Deficiency / Q000378:metabolism*
chemical_list: D002247:Carbon Isotopes; D010860:Pigments, Biological; D014801:Vitamin A; D002338:Carotenoids