EstradiolOvarian FollicleProgesteroneFollicle Stimulating HormoneLuteinizing HormoneOvulationTestosteroneGonadal Steroid HormonesFollicular FluidSex Hormone-Binding GlobulinEstrogensAromataseOvariectomyOvaryEstrusSuperovulationEstroneFollicular PhaseEstrous CycleReceptors, EstradiolAndrostenedioneOvulation InductionGonadotropinsMenstrual CycleChorionic GonadotropinHormonesGonadotropin-Releasing HormoneCattleUterusReceptors, EstrogenSexual MaturationPostmenopausePregnancyGranulosa CellsReproductionEthinyl EstradiolFertilization in VitroAgingEstradiol AntagonistsEstradiol DehydrogenasesEstradiol CongenersEstrogen Receptor alphaEstrogen AntagonistsDrug ImplantsEstrogen Receptor betaEstriolCastrationEstrogens, CatecholTamoxifenDihydrotestosteroneProlactinSteroids17-Hydroxysteroid DehydrogenasesTrenbolone AcetateInhibinsRadioimmunoassayRats, Sprague-DawleyBreast NeoplasmsEndometriumEstrogen Replacement TherapySheepDiethylstilbestrol