Placental HormonesPlacental LactogenGene DuplicationPlacentaChorionic GonadotropinTrophoblastsPregnancyGene Expression ProfilingGene ExpressionGene Expression RegulationHormonesSegmental Duplications, GenomicChromosome DuplicationMolecular Sequence DataOligonucleotide Array Sequence AnalysisRNA, MessengerBase SequenceThyroid HormonesEvolution, MolecularFollicle Stimulating HormoneMultigene FamilyLuteinizing HormoneGene Expression Regulation, DevelopmentalTranscription, GeneticPhylogenyParathyroid HormonePromoter Regions, GeneticTranscription FactorsGenes, DuplicateReverse Transcriptase Polymerase Chain ReactionGonadotropin-Releasing HormoneGonadal Steroid HormonesAmino Acid SequenceGene Expression Regulation, PlantGene Expression Regulation, NeoplasticReceptors, Thyroid Hormone