Cord Blood Stem Cell TransplantationRegenerative MedicineFetal BloodTransplantation, HomologousSpinal CordTissue EngineeringEmbryonic Stem CellsInduced Pluripotent Stem CellsStem Cell TransplantationCell DifferentiationSpinal Cord InjuriesStem CellsHematopoietic Stem Cell TransplantationBioengineeringGraft vs Host DiseaseRegenerationPluripotent Stem CellsNuclear ReprogrammingCell Culture TechniquesTissue ScaffoldsBiocompatible MaterialsBone Marrow TransplantationMesenchymal Stromal CellsUmbilical CordAdult Stem CellsCell- and Tissue-Based TherapyStem Cell ResearchCell LineageTransplantation ConditioningBlood BanksCells, CulturedAntigens, CD34Hematopoietic Stem CellsMedicine, Chinese TraditionalInfant, NewbornCell TransplantationCell SeparationHydrogelsMultipotent Stem CellsIndividualized MedicineHematologic NeoplasmsCell DedifferentiationCell Proliferation