title: Retarded administration of an antagonist stops steroid hormone action.
mesh_terms: D000818:Animals; D002645:Chickens; D004958:Estradiol / Q000031:analogs & derivatives* / Q000494:pharmacology; D005260:Female; D007700:Kinetics; D010047:Ovalbumin / Q000096:biosynthesis; D010057:Oviducts / Q000187:drug effects / Q000502:physiology*; D011960:Receptors, Estrogen / Q000187:drug effects / Q000378:metabolism; D013629:Tamoxifen / Q000494:pharmacology*; D013997:Time Factors
chemical_list: D011960:Receptors, Estrogen; D013629:Tamoxifen; D004958:Estradiol; D010047:Ovalbumin