Antibodies, MonoclonalAntigens, SurfaceB-LymphocytesBase SequenceBone MarrowBone Marrow CellsBone Marrow TransplantationCell DifferentiationCell DivisionCell LineageCell SeparationCells, CulturedFlow CytometryGene Expression RegulationHematopoiesisHematopoietic Stem Cell TransplantationHematopoietic Stem CellsLymphocytesMice, Inbred BALB CMice, Inbred C57BLMice, TransgenicMolecular Sequence DataSignal TransductionSpleenStem Cell TransplantationStem CellsT-LymphocytesThymus GlandTime FactorsUrochordata