title: The effect of protein on the nicotinic acid and tryptophane requirement of the growing rat.
authors.forename: W A
authors.initials: WA
authors.lastname: KREHL
authors.forename: P S
authors.initials: PS
authors.lastname: SARMA
authors.forename: C A
authors.initials: CA
authors.lastname: ELVEHJEM
mesh_terms: D000818:Animals; D006128:Growth; D009525:Niacin; D009539:Nicotinic Acids; D011506:Proteins / Q000494:pharmacology*; D051381:Rats; D014364:Tryptophan
chemical_list: D009539:Nicotinic Acids; D011506:Proteins; D009525:Niacin; D014364:Tryptophan
keywords: GROWTH/experimental studies; NICOTINIC ACID/requirements; PROTEINS/effects; TRYPTOPHANE/requirements