Cloning, OrganismStem CellsEmbryonic Stem CellsAdult Stem CellsHematopoietic Stem CellsStem Cell TransplantationPluripotent Stem CellsCell DifferentiationInduced Pluripotent Stem CellsHematopoietic Stem Cell TransplantationStem Cell NicheNeural Stem CellsCells, CulturedFetal BloodCell LineageMultipotent Stem CellsMesenchymal Stem Cell TransplantationStem Cell FactorMesenchymal Stromal CellsCell TransdifferentiationNuclear ReprogrammingFetusCell Culture TechniquesEmbryo, MammalianStem Cell ResearchMolecular Sequence DataGene Expression Regulation, DevelopmentalPlant StemsFetal Stem CellsCloning, MolecularAnimals, NewbornFlow CytometryAgingFibroblastsCell LineCell ProliferationRNA, MessengerHematopoietic Stem Cell MobilizationGene Expression RegulationCell DivisionNeoplastic Stem CellsPhenotypeBase SequenceGene Expression ProfilingBone Marrow CellsInfant, NewbornSignal TransductionTranscription FactorsRegenerationOctamer Transcription Factor-3Time FactorsModels, BiologicalCell SeparationAmino Acid SequenceRegenerative MedicineHematopoiesisTransplantation, AutologousPeripheral Blood Stem Cell TransplantationTranscription, GeneticTotipotent Stem CellsAntigens, CD34Transplantation, HomologousMice, Inbred C57BLSOXB1 Transcription FactorsSpermatogoniaColony-Forming Units AssayReverse Transcriptase Polymerase Chain ReactionMice, SCIDPregnancyCell- and Tissue-Based TherapyTissue EngineeringProto-Oncogene Proteins c-kitGene ExpressionCord Blood Stem Cell TransplantationNestinHomeodomain ProteinsGerm CellsBrain StemCell SurvivalHair FollicleAge FactorsNeuronsCoculture TechniquesBiological Markers