title: Placental steroid hormones.
mesh_terms: D015096:3-Hydroxysteroid Dehydrogenases / Q000378:metabolism; D000818:Animals; D004958:Estradiol / Q000378:metabolism*; D004970:Estrone / Q000378:metabolism*; D005260:Female; D012739:Gonadal Steroid Hormones / Q000378:metabolism*; D006801:Humans; D010920:Placenta / Q000378:metabolism*; D011247:Pregnancy; D011374:Progesterone / Q000378:metabolism*; D013045:Species Specificity
chemical_list: D012739:Gonadal Steroid Hormones; D004970:Estrone; D011374:Progesterone; D004958:Estradiol; D015096:3-Hydroxysteroid Dehydrogenases