title: Modification of tetracyclic triterpenes into steroid hormone analogues.
mesh_terms: D000830:Animals, Laboratory; D001695:Biology; D004703:Endocrine System; D004717:Endometrium; D005835:Genitalia; D005836:Genitalia, Female; D006728:Hormones; D010827:Physiology; D012106:Research; D014566:Urogenital System; D014599:Uterus
chemical_list: D006728:Hormones
keywords: Animals, Laboratory; Biology; Clinical Research; Endocrine System; Endometrial Effects; Endometrium; Genitalia; Genitalia, Female; Hormones--side effects; Physiology; Research Methodology; Urogenital System; Uterine Effects; Uterus