Cloning, OrganismEmbryo, MammalianNuclear Transfer TechniquesStem CellsBlastocystEmbryonic DevelopmentEmbryo ImplantationEmbryonic Stem CellsEmbryo, NonmammalianEmbryo Culture TechniquesBlastomeresChick EmbryoEctogenesisEmbryonic and Fetal DevelopmentFertilization in VitroEmbryo ResearchStem Cell TransplantationGene Expression Regulation, DevelopmentalParthenogenesisHematopoietic Stem CellsEmbryo TransferPluripotent Stem CellsPregnancyMorulaOocytesAdult Stem CellsCell DifferentiationNuclear ReprogrammingInduced Pluripotent Stem CellsMolecular Sequence DataCloning, MolecularCryopreservationOctamer Transcription Factor-3Embryo DispositionHematopoietic Stem Cell TransplantationBase SequenceStem Cell NicheIn Vitro Oocyte Maturation TechniquesNeural Stem CellsPersonhoodCell LineageCells, CulturedBeginning of Human LifeMultipotent Stem CellsAmino Acid SequenceZygoteEpigenesis, GeneticMesenchymal Stem Cell TransplantationFibroblastsMesenchymal Stromal CellsHydroxamic AcidsEmbryo LossStem Cell FactorCulture TechniquesPregnancy RateCattleCell LineFetusCell NucleusTotipotent Stem CellsCell Culture TechniquesMice, Inbred C57BLPreimplantation DiagnosisRNA, MessengerTime FactorsCleavage Stage, OvumGerm LayersDNA MethylationMetaphaseMesodermHomeodomain ProteinsSingle Embryo TransferPhenotypeSperm Injections, IntracytoplasmicStem Cell ResearchTranscription FactorsIn Situ HybridizationMosaicismValue of LifeEmbryologyLifeResearch Embryo CreationSignal TransductionGene ExpressionModels, BiologicalMutationZebrafishCulture MediaPlant StemsAbattoirsImmunohistochemistryMorphogenesisDNA (Cytosine-5-)-MethyltransferaseSus scrofaAcetylationAnatomy, ArtisticOocystsFetal Stem CellsTheologyFetal Viability