title: Influence of the progestogenic component of oral contraceptives on tryptophan metabolism.
mesh_terms: D003276:Contraceptives, Oral / Q000494:pharmacology*; D004997:Ethinyl Estradiol / Q000494:pharmacology; D005040:Ethynodiol Diacetate / Q000494:pharmacology; D005260:Female; D006801:Humans; D007736:Kynurenic Acid / Q000652:urine; D008234:Lynestrenol / Q000494:pharmacology; D008656:Mestranol; D009640:Norethindrone / Q000494:pharmacology; D011372:Progestins / Q000494:pharmacology*; D014364:Tryptophan / Q000378:metabolism*; D014977:Xanthurenates / Q000652:urine; D062367:ortho-Aminobenzoates / Q000652:urine
chemical_list: D003276:Contraceptives, Oral; D011372:Progestins; D014977:Xanthurenates; D062367:ortho-Aminobenzoates; D004997:Ethinyl Estradiol; D005040:Ethynodiol Diacetate; D014364:Tryptophan; D008656:Mestranol; D007736:Kynurenic Acid; D008234:Lynestrenol; D009640:Norethindrone