Multiple MyelomaPeripheral Blood Stem Cell TransplantationStem CellsHematopoietic Stem Cell TransplantationTransplantation, AutologousHematopoietic Stem Cell MobilizationHematopoietic Stem CellsTransplantation, HomologousStem Cell TransplantationMelphalanLeukapheresisGranulocyte Colony-Stimulating FactorCord Blood Stem Cell TransplantationAntigens, CD34Blood Component RemovalMyeloma ProteinsTransplantation ConditioningBoronic AcidsPyrazinesThalidomideEmbryonic Stem CellsGraft SurvivalHematologic NeoplasmsBone Marrow TransplantationGraft vs Host DiseaseAdult Stem CellsPlasma CellsCombined Modality TherapyTreatment OutcomeAntineoplastic Combined Chemotherapy ProtocolsCyclophosphamidePluripotent Stem CellsTissue DonorsParaproteinemiasBone MarrowCell DifferentiationBusulfanStem Cell NicheAntineoplastic Agents, AlkylatingRecurrenceKidney TransplantationBone Marrow CellsDexamethasoneImmunosuppressive AgentsBlood CellsNeural Stem CellsInduced Pluripotent Stem CellsHematopoiesisRemission InductionBlood Cell CountStem Cell FactorTime FactorsLymphoma, Non-HodgkinFetal BloodMyeloablative AgonistsMesenchymal Stem Cell TransplantationMonoclonal Gammopathy of Undetermined SignificanceMultipotent Stem CellsRetrospective StudiesWhole-Body IrradiationSurvival RateLeukemia, Plasma CellAntineoplastic AgentsMesenchymal Stromal CellsLeukemiaFlow CytometryDisease-Free SurvivalPlasmacytomaSurvival AnalysisVincristineThiotepaCell LineageMice, SCIDEtoposideHistocompatibilityTransplantation ChimeraSalvage TherapyHistocompatibility TestingTransplantsCell ProliferationCell SeparationCells, CulturedAmyloidosisColony-Forming Units AssayInfectionSyndecan-1DoxorubicinBone Marrow PurgingGraft RejectionLymphomaPrednisoneCell Line, TumorPrognosisImmunophenotypingAntigens, CDFollow-Up StudiesPlatelet CountHematologic DiseasesVidarabineCyclosporine