Embryonic Stem CellsTissue DonorsStem CellsMultiple Birth OffspringDonor SelectionHematopoietic Stem Cell TransplantationEmbryo, MammalianHematopoietic Stem Cell MobilizationOocyte DonationCell DifferentiationPluripotent Stem CellsTransplantation, HomologousReproductive Techniques, AssistedGranulocyte Colony-Stimulating FactorOvuleBirth RateEmbryo ResearchOvumStem Cell TransplantationBlastocystOctamer Transcription Factor-3AlstroemeriaGerm Cells, PlantHematopoietic Stem CellsPregnancyEmbryonic DevelopmentCell LineageCells, CulturedInduced Pluripotent Stem CellsEmbryo ImplantationCell Culture TechniquesGene Expression Regulation, DevelopmentalFertilizationBlastomeresAdult Stem CellsCell LineUrochordataEmbryo, NonmammalianEmbryoid BodiesNeural Stem CellsEmbryonic and Fetal DevelopmentTotipotent Stem CellsFertilization in VitroHomeodomain ProteinsSOXB1 Transcription FactorsGerm LayersTeratomaEmbryo Culture TechniquesChick EmbryoMultipotent Stem CellsSeedsStem Cell NicheHistocompatibility TestingPersonhoodBeginning of Human LifeCryopreservationPollen TubeEmbryo DispositionCell ProliferationEndodermChimeraCloning, OrganismTranscription FactorsMesenchymal Stromal CellsGene Expression ProfilingMesenchymal Stem Cell TransplantationLeukemia Inhibitory FactorStem Cell ResearchGene TargetingSignal TransductionEndospermReverse Transcriptase Polymerase Chain ReactionStarfishZygoteBlood DonorsEmbryo TransferCoculture TechniquesStem Cell FactorRosaPollenEgg YolkFlowersPhloroglucinolNuclear ReprogrammingResearch Embryo CreationStage-Specific Embryonic AntigensMesodermTime FactorsMice, Inbred C57BLSpleenLiving DonorsBiological MarkersGreen Fluorescent ProteinsGene Expression RegulationHematopoiesisFeeder CellsFlow CytometryBone Morphogenetic Protein 4Germ CellsImmunohistochemistry