title: Effects of tryptophan and nicotinamide intakes on in vivo oxidation of tryptophan and excretion of N1-methylnicotinamide in young rats.
mesh_terms: D000818:Animals; D004305:Dose-Response Relationship, Drug; D009536:Niacinamide / Q000008:administration & dosage* / Q000031:analogs & derivatives / Q000652:urine; D051381:Rats; D014364:Tryptophan / Q000008:administration & dosage* / Q000378:metabolism
chemical_list: D009536:Niacinamide; D014364:Tryptophan; C024058:N(1)-methylnicotinamide