Sex DifferentiationOvaryGonadsTestisCell DifferentiationCells, CulturedStem CellsGene Expression Regulation, DevelopmentalTranscription FactorsSignal TransductionCell LineEmbryonic Stem CellsCell LineageCell DivisionRNA, MessengerGene Expression RegulationCell ProliferationTretinoinMolecular Sequence DataDNA-Binding ProteinsOsteogenesisOsteoblastsAntigens, DifferentiationReverse Transcriptase Polymerase Chain ReactionHomeodomain ProteinsBase SequenceMice, Inbred C57BLPhenotypeMesenchymal Stromal CellsImmunohistochemistryAdipogenesisMice, KnockoutGene ExpressionMice, TransgenicMyoblastsNeuronsTranscription, GeneticCell Culture TechniquesMuscle DevelopmentHematopoietic Stem CellsAdipocytesBone Marrow CellsKeratinocytesTrans-ActivatorsTumor Cells, CulturedIn Situ HybridizationEmbryo, MammalianBasic Helix-Loop-Helix Transcription FactorsDimethyl SulfoxidePromoter Regions, GeneticFlow CytometryGene Expression ProfilingTransfectionHL-60 CellsTime FactorsEpidermisBlotting, WesternLeukemia, Erythroblastic, AcuteDown-RegulationBone Morphogenetic ProteinsRepressor ProteinsCell CycleMyoD ProteinModels, BiologicalNuclear ProteinsMesodermUp-RegulationAlkaline PhosphataseApoptosisBone Morphogenetic Protein 2MutationCore Binding Factor Alpha 1 SubunitMyogeninAmino Acid SequenceReceptors, NotchDNA PrimersNerve Tissue ProteinsEpithelial CellsMorphogenesisNeural Stem Cells