Cell DifferentiationCells, CulturedGene Expression Regulation, DevelopmentalEmbryonic Stem CellsStem CellsCell LineageTranscription FactorsEmbryo, MammalianSignal TransductionEmbryo, NonmammalianCell LineCell DivisionRNA, MessengerGene Expression RegulationMolecular Sequence DataTretinoinCell ProliferationMice, Inbred C57BLDNA-Binding ProteinsBase SequenceHomeodomain ProteinsMice, KnockoutMice, TransgenicReverse Transcriptase Polymerase Chain ReactionPhenotypeGene ExpressionEmbryonic DevelopmentTranscription, GeneticImmunohistochemistryChick EmbryoCell CycleIn Situ HybridizationSex DifferentiationCell Culture TechniquesMorphogenesisCarcinoma, EmbryonalBlastocystModels, BiologicalNuclear ProteinsTrans-ActivatorsEndodermFlow CytometryTime FactorsRepressor ProteinsMesodermAmino Acid SequencePromoter Regions, GeneticTumor Cells, CulturedGene Expression ProfilingTransfectionMutationTeratomaCell AggregationPluripotent Stem CellsB-LymphocytesHematopoietic Stem CellsApoptosisMesenchymal Stromal CellsNeuronsOsteogenesisDown-RegulationOctamer Transcription Factor-3Blotting, WesternAntigens, DifferentiationBasic Helix-Loop-Helix Transcription FactorsEpithelial CellsOsteoblastsDNA PrimersCell SurvivalCell MovementXenopus ProteinsDimethyl SulfoxideCell NucleusUp-RegulationBone Marrow CellsEmbryonal Carcinoma Stem CellsHL-60 CellsGastrulaFluorescent Antibody TechniqueLeukemia, Erythroblastic, AcuteZebrafishMembrane ProteinsPlasma CellsAdipogenesisBone Morphogenetic ProteinsMuscle DevelopmentGerm CellsMyoblastsReceptors, NotchMitosisDNATeratocarcinomaLymphocyte ActivationCell AdhesionRNA InterferenceProto-Oncogene ProteinsPhosphorylationFibroblastsCell Line, TumorCoculture Techniques