title: Estrogen metabolism in the newt Triturus cristatus carnifex.
mesh_terms: D015068:17-Ketosteroids / Q000096:biosynthesis; D000818:Animals; D002247:Carbon Isotopes; D002854:Chromatography, Paper; D004958:Estradiol / Q000378:metabolism*; D004962:Estranes / Q000096:biosynthesis; D004964:Estriol / Q000096:biosynthesis; D004970:Estrone / Q000378:metabolism*; D005260:Female; D005750:Gastric Juice; D006914:Hydroxysteroids / Q000096:biosynthesis; D008297:Male; D012908:Snails; D013237:Stereoisomerism; D014562:Caudata / Q000378:metabolism*
chemical_list: D015068:17-Ketosteroids; D002247:Carbon Isotopes; D004962:Estranes; D006914:Hydroxysteroids; D004970:Estrone; D004958:Estradiol; D004964:Estriol