title: Biochemical studies on precatorine. (II) Insulinase inhibitory action of L-tryptophan and its N-methyl derivatives.
mesh_terms: D000818:Animals; D007339:Insulysin / Q000037:antagonists & inhibitors*; D011480:Protease Inhibitors; D051381:Rats; D014364:Tryptophan / Q000031:analogs & derivatives* / Q000494:pharmacology
chemical_list: D011480:Protease Inhibitors; D014364:Tryptophan; D007339:Insulysin