Cell DifferentiationCells, CulturedCell LineMice, Inbred C57BLGene Expression Regulation, DevelopmentalStem CellsSignal TransductionTranscription FactorsMolecular Sequence DataRNA, MessengerGene Expression RegulationCell DivisionBase SequenceMice, KnockoutSex DifferentiationPhenotypeEmbryonic Stem CellsCell ProliferationCell LineageMutationDNA-Binding ProteinsMice, TransgenicLeukemia Virus, MurineTretinoinReverse Transcriptase Polymerase Chain ReactionMice, Inbred BALB CGene ExpressionAmino Acid SequenceHomeodomain ProteinsImmunohistochemistryOsteogenesisAntigens, DifferentiationOsteoblastsTransfectionHematopoietic Stem CellsEmbryo, MammalianBone Marrow CellsTime FactorsTumor Cells, CulturedFlow CytometryTranscription, GeneticIn Situ HybridizationMesenchymal Stromal CellsPromoter Regions, GeneticNeuronsBlotting, WesternAdipogenesisCell Culture TechniquesApoptosisLeukemia, Erythroblastic, AcuteMoloney murine leukemia virusDisease Models, AnimalNuclear ProteinsMembrane ProteinsMyoblastsDNA PrimersGene Expression ProfilingKeratinocytesDown-RegulationTrans-ActivatorsModels, BiologicalMuscle DevelopmentHeart Defects, CongenitalMice, Mutant StrainsBasic Helix-Loop-Helix Transcription FactorsHeart Septal Defects, VentricularCell CycleAdipocytesDimethyl SulfoxideRepressor ProteinsMice, Inbred StrainsUp-RegulationMorphogenesisEpidermisB-LymphocytesCell SurvivalMesodermBone Morphogenetic ProteinsNerve Tissue ProteinsRecombinant ProteinsCloning, MolecularProto-Oncogene ProteinsEpithelial CellsHeart Septal Defects, AtrialHL-60 CellsT-LymphocytesBone Morphogenetic Protein 2Fluorescent Antibody TechniqueProtein BindingCarrier ProteinsFibroblastsHematopoiesisPolymerase Chain ReactionSpleenPhosphorylationAlkaline PhosphataseDNATransforming Growth Factor betaGranulocytesCell Movement