Cell DifferentiationCell ProliferationNeuritesCells, CulturedSignal TransductionCell DivisionStem CellsCell LineGene Expression Regulation, DevelopmentalRNA, MessengerTranscription FactorsGene Expression RegulationMice, Inbred C57BLImmunohistochemistryApoptosisNeuronsPC12 CellsMolecular Sequence DataCell Line, TumorCell CycleReverse Transcriptase Polymerase Chain ReactionMice, KnockoutCell LineageCell SurvivalMice, TransgenicCell MovementEmbryonic Stem CellsGene ExpressionBlotting, WesternDNA-Binding ProteinsTumor Cells, CulturedPhenotypeTransfectionBase SequenceTime FactorsTretinoinSex DifferentiationFlow CytometryPhosphorylationHomeodomain ProteinsBromodeoxyuridineNerve Growth FactorsDown-RegulationAxonsChick EmbryoNerve Tissue ProteinsLymphocyte ActivationCell Culture TechniquesEpithelial CellsRNA, Small InterferingMutationNerve Growth FactorIn Situ HybridizationEmbryo, MammalianUp-RegulationTrans-ActivatorsModels, BiologicalOsteoblastsTranscription, GeneticAmino Acid SequenceMesenchymal Stromal CellsOsteogenesisAntigens, DifferentiationGene Expression ProfilingFibroblastsBone Marrow CellsMorphogenesisKeratinocytesNeurogenesisHematopoietic Stem CellsProto-Oncogene ProteinsT-LymphocytesRNA InterferenceCell AdhesionMice, Inbred BALB CCoculture TechniquesDose-Response Relationship, DrugNuclear ProteinsCell CountPromoter Regions, GeneticMesodermMembrane ProteinsDNA PrimersGene Expression Regulation, NeoplasticTransforming Growth Factor betaGene Knockdown TechniquesRecombinant ProteinsEpidermisEnzyme ActivationGrowth InhibitorsProtein BindingFluorescent Antibody TechniqueMyoblastsRepressor ProteinsB-LymphocytesRats, Sprague-DawleyBone Morphogenetic ProteinsNeural Stem CellsAdipogenesisEnzyme Inhibitors