title: Effect of tryptophan deficiency on the urinary excretion of tryptophan and niacin metabolites in rats.
mesh_terms: D000824:Animal Nutritional Physiological Phenomena; D000818:Animals; D003677:Deficiency Diseases / Q000378:metabolism; D005260:Female; D008715:Methionine; D009536:Niacinamide / Q000031:analogs & derivatives / Q000652:urine; D009539:Nicotinic Acids / Q000378:metabolism* / Q000652:urine; D009584:Nitrogen / Q000378:metabolism; D011728:Pyridones / Q000652:urine; D051381:Rats; D012256:Riboflavin / Q000652:urine; D014364:Tryptophan / Q000008:administration & dosage / Q000172:deficiency* / Q000652:urine; D014977:Xanthurenates / Q000652:urine
chemical_list: D009539:Nicotinic Acids; D011728:Pyridones; D014977:Xanthurenates; D009536:Niacinamide; D014364:Tryptophan; D008715:Methionine; D009584:Nitrogen; D012256:Riboflavin