Placental HormonesGenes, DevelopmentalPlacental LactogenGene Expression Regulation, DevelopmentalPlacentaChorionic GonadotropinTrophoblastsPregnancyGene Expression ProfilingGene ExpressionGene Expression RegulationHormonesThyroid HormonesOligonucleotide Array Sequence AnalysisRNA, MessengerFollicle Stimulating HormoneLuteinizing HormoneParathyroid HormoneTranscription, GeneticGonadotropin-Releasing HormonePromoter Regions, GeneticGonadal Steroid HormonesBase SequenceReverse Transcriptase Polymerase Chain ReactionTranscription FactorsMolecular Sequence DataGene Expression Regulation, NeoplasticReceptors, Thyroid Hormone