Placental HormonesPlacental LactogenPlacentaChorionic GonadotropinTrophoblastsPregnancyGene Expression ProfilingGene ExpressionGene Expression RegulationHormonesThyroid HormonesOligonucleotide Array Sequence AnalysisRNA, MessengerFollicle Stimulating HormoneLuteinizing HormoneGene Expression Regulation, DevelopmentalParathyroid HormoneTranscription, GeneticGonadotropin-Releasing HormonePromoter Regions, GeneticGonadal Steroid HormonesBase SequenceReverse Transcriptase Polymerase Chain ReactionTranscription FactorsMolecular Sequence DataGene Expression Regulation, NeoplasticReceptors, Thyroid Hormone