Chorionic GonadotropinChorionic Gonadotropin, beta Subunit, HumanReceptors, LHGonadotropinsGlycoprotein Hormones, alpha SubunitReceptors, GonadotropinLuteinizing HormonePregnancy TestsLeydig Cell TumorGonadotropins, EquineTrophoblastic NeoplasmsFollicle Stimulating HormoneLeydig CellsChoriocarcinomaPregnancyOvaryGonadotropins, PituitaryProgesteronePregnancy Tests, ImmunologicRadioimmunoassayPituitary Hormones, AnteriorCorpus LuteumPregnancy, EctopicHydatidiform MoleOvulationTestosteroneReceptors, FSHGranulosa CellsGonadotropin-Releasing HormoneUterine NeoplasmsCyclic AMPOvarian FollicleImmunoradiometric AssayPeptide FragmentsSteroidsEstradiolTesticular NeoplasmsPregnancy-Associated Plasma Protein-AImmunoassayPregnancy Trimester, FirstReceptors, Cell SurfaceThyrotropinOvulation InductionTestisPituitary GlandReagent Kits, DiagnosticReproductive Control AgentsReceptors, ThyrotropinEstriolHormones, EctopicAmino Acid SequencePlacentaSwinealpha-FetoproteinsGestational Trophoblastic DiseaseMolecular Sequence DataBiological AssayKineticsFalse Positive ReactionsSuperovulationLuteinizing Hormone, beta SubunitTrophoblastsMenstruationHypogonadismPlacental LactogenCross ReactionsFertility Agents, FemaleImmunoenzyme TechniquesAutoanalysisMacromolecular SubstancesMenotropinsCuldoscopyRecombinant ProteinsFollicle Stimulating Hormone, beta SubunitParaneoplastic Endocrine SyndromesHorsesInsemination, ArtificialLuteinizationNuchal Translucency MeasurementEstrusCell LineInhibinsDown SyndromeCarboxylic AcidsSexual MaturationTheca CellsGlycosylationFertilization in VitroDisulfidesMutagenesis, Site-DirectedStructure-Activity RelationshipProlactinFluoroimmunoassayIodine RadioisotopesHypophysectomyAbortifacient Agents, NonsteroidalCells, CulturedCricetinaePrenatal DiagnosisAdenylate Cyclase