Placental HormonesPlacental LactogenChorionic GonadotropinPlacentaGonadotropinsTrophoblastsPregnancyGene Expression ProfilingGene ExpressionGene Expression RegulationFollicle Stimulating HormoneLuteinizing HormoneChorionic Gonadotropin, beta Subunit, HumanReceptors, GonadotropinGonadotropins, PituitaryGonadotropins, EquineGonadotropin-Releasing HormoneHormonesRNA, MessengerOligonucleotide Array Sequence AnalysisThyroid HormonesPituitary GlandGlycoprotein Hormones, alpha SubunitOvaryEstradiolReceptors, LHTestosteroneProgesteroneGonadal Steroid HormonesFollicle Stimulating Hormone, beta SubunitOvulationGene Expression Regulation, DevelopmentalTranscription, GeneticMolecular Sequence DataReverse Transcriptase Polymerase Chain ReactionParathyroid HormoneBase SequencePromoter Regions, GeneticLuteinizing Hormone, beta SubunitTranscription FactorsReceptors, FSHGene Expression Regulation, NeoplasticPituitary Hormone-Releasing HormonesOvarian FollicleCells, CulturedPituitary HormonesAdrenocorticotropic HormoneReceptors, Thyroid Hormone