Mesenchymal Stem Cell TransplantationMesenchymal Stromal CellsCell-Derived MicroparticlesStem CellsCell DifferentiationBone Marrow CellsAdult Stem CellsStem Cell TransplantationOsteogenesisCells, CulturedHematopoietic Stem CellsEmbryonic Stem CellsChondrogenesisMultipotent Stem CellsTissue EngineeringCell ProliferationCell Culture TechniquesCell LineageAdipogenesisPluripotent Stem CellsStem Cell NicheTissue ScaffoldsHematopoietic Stem Cell TransplantationFlow CytometryUmbilical CordPolyglycolic AcidMicrospheresParticle SizeFetal Stem CellsInduced Pluripotent Stem CellsNeural Stem CellsCoculture TechniquesRegenerationCell SeparationCell- and Tissue-Based TherapyOsteoblastsRegenerative MedicineCell ShapeBone RegenerationCell TrackingBiocompatible MaterialsAlkaline PhosphataseBone Morphogenetic Protein 2Cell SurvivalMice, Inbred C57BLChondrocytesCulture Media, ConditionedStem Cell FactorImmunomodulationHydrogelsReverse Transcriptase Polymerase Chain ReactionHydrogelBiological MarkersAdipocytesChitosanGene Expression RegulationParacrine CommunicationCell MovementOsteocytesSignal TransductionAdipose TissueFetal BloodCore Binding Factor Alpha 1 SubunitDisease Models, AnimalWharton JellyMice, SCIDNeovascularization, PhysiologicStem Cell ResearchEndothelial CellsPolyestersPolyglactin 910MesodermMicroscopy, Electron, ScanningImmunohistochemistryPolymersNanofibersWound HealingDrug CarriersNeoplastic Stem CellsTransplantation, AutologousCalcium PhosphatesGene Expression ProfilingNanoparticlesImmunophenotypingTime FactorsPhenotypeOctamer Transcription Factor-3Hematopoietic Stem Cell MobilizationCell LinePlant StemsGene ExpressionRats, Sprague-DawleyTransplantation, HomologousLactic AcidDrug CompoundingTransduction, GeneticCell TransdifferentiationHexuronic AcidsColony-Forming Units AssayCell Transplantation