title: Tryptophane as precursor of nicotinamide in mammals.
mesh_terms: D000818:Animals; D008322:Mammals; D009525:Niacin; D009536:Niacinamide; D009539:Nicotinic Acids; D014364:Tryptophan
chemical_list: D009539:Nicotinic Acids; D009536:Niacinamide; D009525:Niacin; D014364:Tryptophan
keywords: NICOTINIC ACID; TRYPTOPHAN