Induced Pluripotent Stem CellsPluripotent Stem CellsEmbryonic Stem CellsNuclear ReprogrammingStem CellsCell DifferentiationOctamer Transcription Factor-3Embryo, MammalianCell DedifferentiationSOXB1 Transcription FactorsRegenerative MedicineStem Cell TransplantationCell Culture TechniquesEmbryoid BodiesFetusCell LineageHematopoietic Stem CellsGerm LayersTeratomaEmbryo ResearchBlastocystAdult Stem CellsStem Cell ResearchNeural Stem CellsFetal Tissue TransplantationCells, CulturedFeeder CellsFibroblastsComplicityPregnancyStage-Specific Embryonic AntigensEmbryonic DevelopmentEmbryo ImplantationPersonhoodKruppel-Like Transcription FactorsGene Expression Regulation, DevelopmentalCell- and Tissue-Based TherapyBeginning of Human LifeCell LineBlastomeresLentivirusAborted FetusStem Cell NicheLifeMultipotent Stem CellsEmbryonic and Fetal DevelopmentResearchEmbryo, NonmammalianHomeodomain ProteinsGene Expression ProfilingEpigenesis, GeneticHematopoietic Stem Cell TransplantationCell ProliferationGerm CellsMesenchymal Stromal CellsFertilization in VitroTranscription FactorsChick EmbryoRegenerationTotipotent Stem CellsCryopreservationCell SeparationEmbryo Culture TechniquesResearch Embryo CreationMyocytes, CardiacKaryotypingMice, SCIDBiological MarkersProto-Oncogene Proteins c-mycDirected Tissue DonationPlacentaMesenchymal Stem Cell TransplantationReverse Transcriptase Polymerase Chain ReactionFlow CytometryTransduction, GeneticGene Expression RegulationModels, BiologicalTissue EngineeringCoculture TechniquesEndodermFetal ResearchMaternal-Fetal ExchangePhenotypeImmunohistochemistryTransgenesGenetic VectorsChimeraSignal TransductionEmbryo DispositionGestational AgeGene ExpressionNeuronsActivinsHematopoiesisTime FactorsRNA, MessengerTrophoblastsStem Cell FactorMice, Inbred C57BLCell Transdifferentiation