Stem CellsFibroblastsEmbryo, MammalianEmbryonic Stem CellsBlastocystStem Cell TransplantationEmbryo ResearchEmbryo ImplantationHematopoietic Stem CellsPluripotent Stem CellsBlastomeresAdult Stem CellsEmbryonic DevelopmentCell DifferentiationCells, CulturedEmbryo, NonmammalianInduced Pluripotent Stem CellsChick EmbryoFertilization in VitroMolecular Sequence DataHematopoietic Stem Cell TransplantationEmbryonic and Fetal DevelopmentStem Cell NicheNeural Stem CellsPregnancyCell LineBase SequencePersonhoodEmbryo Culture TechniquesCell LineageBeginning of Human LifeCryopreservationGene Expression Regulation, DevelopmentalMultipotent Stem CellsRNA, MessengerCloning, MolecularEmbryo DispositionMesenchymal Stromal CellsMesenchymal Stem Cell TransplantationFibroblast Growth Factor 2Amino Acid SequenceCell Culture TechniquesStem Cell FactorEmbryo TransferCloning, OrganismFibroblast Growth FactorsOctamer Transcription Factor-3Culture TechniquesImmunohistochemistryCell ProliferationSignal TransductionTotipotent Stem CellsTime FactorsGene ExpressionCell DivisionZygoteGene Expression RegulationSkinPregnancy RateStem Cell ResearchPhenotypeGene Expression ProfilingTranscription FactorsReverse Transcriptase Polymerase Chain ReactionCoculture TechniquesMorulaPreimplantation DiagnosisGerm LayersValue of LifeFetusMosaicismLifeDNA, ComplementaryModels, BiologicalPlant StemsCulture MediaMice, Inbred C57BLOocytesFetal Stem CellsMutationTissue DistributionHomeodomain ProteinsAnatomy, ArtisticMesodermOrgan SpecificityEctogenesisTheologyDNATranscription, GeneticEmbryologyCell SeparationIn Situ HybridizationResearch Embryo CreationIncubatorsBone Marrow CellsSperm Injections, IntracytoplasmicReceptors, Fibroblast Growth FactorSequence Homology, Amino AcidTrophoblastsFlow Cytometry