Cell DifferentiationCells, CulturedGene Expression Regulation, DevelopmentalStem CellsEmbryonic Stem CellsTranscription FactorsSignal TransductionCell LineageCell LineRNA, MessengerCell DivisionGene Expression RegulationEmbryo, MammalianMolecular Sequence DataCell ProliferationTretinoinEmbryo, NonmammalianMice, Inbred C57BLBase SequenceDNA-Binding ProteinsSex DifferentiationMice, KnockoutHomeodomain ProteinsReverse Transcriptase Polymerase Chain ReactionPhenotypeMice, TransgenicImmunohistochemistryGene ExpressionTranscription, GeneticIn Situ HybridizationCell Culture TechniquesTime FactorsAmino Acid SequenceCell CycleOsteogenesisTrans-ActivatorsOsteoblastsEmbryonic DevelopmentGene Expression ProfilingAntigens, DifferentiationChick EmbryoFlow CytometryNuclear ProteinsMorphogenesisPromoter Regions, GeneticMutationModels, BiologicalRepressor ProteinsNeuronsMesenchymal Stromal CellsTransfectionTumor Cells, CulturedMesodermHematopoietic Stem CellsBlotting, WesternBone Marrow CellsAdipogenesisDown-RegulationBasic Helix-Loop-Helix Transcription FactorsEndodermDimethyl SulfoxideCarcinoma, EmbryonalMuscle DevelopmentApoptosisDNA PrimersMyoblastsUp-RegulationHL-60 CellsOocytesMembrane ProteinsLeukemia, Erythroblastic, AcuteBlastocystB-LymphocytesCell NucleusBone Morphogenetic ProteinsCell SurvivalPluripotent Stem CellsFluorescent Antibody TechniqueEpithelial CellsTeratomaReceptors, NotchAdipocytesDendritic CellsCell MovementKeratinocytesProto-Oncogene ProteinsPhosphorylationOctamer Transcription Factor-3Cell AggregationZebrafishNerve Tissue ProteinsMonocytesBone Morphogenetic Protein 2MyoD ProteinEmbryonal Carcinoma Stem CellsPlasma CellsCoculture TechniquesTransforming Growth Factor betaXenopus ProteinsProtein Binding