Stem CellsCell DifferentiationEmbryo, MammalianEmbryonic Stem CellsBlastocystHematopoietic Stem CellsStem Cell TransplantationEmbryo ImplantationEmbryo ResearchPluripotent Stem CellsAdult Stem CellsBlastomeresEmbryonic DevelopmentEmbryo, NonmammalianGene Expression Regulation, DevelopmentalInduced Pluripotent Stem CellsCells, CulturedCell LineageChick EmbryoMolecular Sequence DataNeural Stem CellsFertilization in VitroEmbryonic and Fetal DevelopmentBase SequenceCell LineStem Cell NichePregnancyHematopoietic Stem Cell TransplantationMesenchymal Stromal CellsMultipotent Stem CellsRNA, MessengerEmbryo Culture TechniquesPersonhoodCryopreservationBeginning of Human LifeTranscription FactorsCloning, MolecularCell Culture TechniquesAmino Acid SequenceSignal TransductionMesenchymal Stem Cell TransplantationCell ProliferationEmbryo DispositionStem Cell FactorImmunohistochemistryGene Expression RegulationOctamer Transcription Factor-3Cell DivisionGene ExpressionHomeodomain ProteinsEmbryo TransferPhenotypeTime FactorsReverse Transcriptase Polymerase Chain ReactionGene Expression ProfilingMice, Inbred C57BLCulture TechniquesCloning, OrganismTotipotent Stem CellsBone Marrow CellsModels, BiologicalZygoteIn Situ HybridizationMesodermDNA-Binding ProteinsTranscription, GeneticGerm LayersDNA, ComplementaryCoculture TechniquesFetusFlow CytometryFetal Stem CellsStem Cell ResearchMutationPregnancy RateMice, TransgenicMorulaCell SeparationCulture MediaPreimplantation DiagnosisValue of LifePlant StemsOrgan SpecificityMosaicismHematopoiesisLifeBiological MarkersTrophoblastsTissue DistributionOocytesNeoplastic Stem CellsPolymerase Chain ReactionRegenerationNeuronsSequence Homology, Amino AcidEctogenesisAnatomy, ArtisticEmbryologyTheologyFibroblasts