Cloning, MolecularCell DifferentiationClone CellsMolecular Sequence DataBase SequenceAmino Acid SequenceDNA, ComplementarySequence Homology, Amino AcidRNA, MessengerCells, CulturedCell LineDNAGene ExpressionGene Expression Regulation, DevelopmentalSequence AlignmentBlotting, NorthernTranscription FactorsStem CellsGene Expression RegulationSequence Homology, Nucleic AcidSignal TransductionRecombinant ProteinsRestriction MappingEmbryonic Stem CellsCell LineageTranscription, GeneticPolymerase Chain ReactionDNA PrimersCell DivisionGene LibraryBlotting, SouthernReverse Transcriptase Polymerase Chain ReactionSequence Analysis, DNATransfectionDNA-Binding ProteinsNucleic Acid HybridizationTretinoinEscherichia coliPlasmidsCell ProliferationPhenotypeMice, Inbred C57BLGenes, BacterialChromosome MappingIn Situ HybridizationGenesMutationTumor Cells, CulturedPromoter Regions, GeneticPhylogenyHomeodomain ProteinsSex DifferentiationTissue DistributionDNA Restriction EnzymesMice, KnockoutImmunohistochemistryMice, TransgenicBlotting, WesternMembrane ProteinsCarrier ProteinsOrgan SpecificityGene Expression ProfilingEmbryo, MammalianTrans-ActivatorsNuclear ProteinsRepressor ProteinsB-LymphocytesRNAFlow CytometryHematopoietic Stem CellsAntigens, DifferentiationOpen Reading FramesDNA, BacterialMolecular WeightRecombinant Fusion ProteinsOsteogenesisGenomic LibraryHL-60 CellsDNA, RecombinantBasic Helix-Loop-Helix Transcription FactorsMultigene FamilyOsteoblastsLeukemia, Erythroblastic, AcuteMesenchymal Stromal CellsCell Culture TechniquesDimethyl SulfoxideTime FactorsEpithelial CellsDown-RegulationModels, BiologicalNeuronsNerve Tissue ProteinsUp-RegulationProteinsSpecies SpecificityMuscle DevelopmentCell CycleBone Marrow CellsTestisPlasma Cells