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 HormonesTranscription FactorsReverse Transcriptase Polymerase Chain ReactionBase SequenceMolecular Sequence DataGene Expression Regulation, NeoplasticReceptors, Thyroid Hormone