Cell DifferentiationCaulobacter crescentusCell DivisionCells, CulturedGene Expression Regulation, DevelopmentalStem CellsEmbryonic Stem CellsCell LineageTranscription FactorsCell LineEmbryo, MammalianSignal TransductionEmbryo, NonmammalianMolecular Sequence DataRNA, MessengerGene Expression RegulationCell ProliferationMice, Inbred C57BLBase SequenceTretinoinPhenotypeDNA-Binding ProteinsMice, TransgenicHomeodomain ProteinsMice, KnockoutReverse Transcriptase Polymerase Chain ReactionGene ExpressionTranscription, GeneticEmbryonic DevelopmentImmunohistochemistryChick EmbryoCell CycleIn Situ HybridizationCell Culture TechniquesMutationSex DifferentiationMorphogenesisTime FactorsModels, BiologicalFlow CytometryBlastocystAmino Acid SequenceNuclear ProteinsCarcinoma, EmbryonalMesodermPromoter Regions, GeneticTrans-ActivatorsEndodermRepressor ProteinsTransfectionGene Expression ProfilingHematopoietic Stem CellsTumor Cells, CulturedPluripotent Stem CellsTeratomaNeuronsCell AggregationCrosses, GeneticB-LymphocytesDNA PrimersApoptosisMesenchymal Stromal CellsBlotting, WesternEpithelial CellsBone Marrow CellsDown-RegulationCell NucleusOctamer Transcription Factor-3Basic Helix-Loop-Helix Transcription FactorsOsteogenesisCell SurvivalAntigens, DifferentiationCell MovementOsteoblastsGerm CellsFluorescent Antibody TechniqueUp-RegulationXenopus ProteinsDimethyl SulfoxideEmbryonal Carcinoma Stem CellsGastrulaZebrafishMembrane ProteinsHL-60 CellsMuscle DevelopmentMitosisLeukemia, Erythroblastic, AcutePlasma CellsDNABone Morphogenetic ProteinsAdipogenesisGreen Fluorescent ProteinsClone CellsMyoblastsReceptors, NotchChimeraPregnancyBlastomeresRNA InterferenceFibroblasts