MyogeninCell DifferentiationMuscle DevelopmentMusclesMyoD ProteinMyocytes, Smooth MuscleMyoblastsMuscle ProteinsMuscle, SkeletalCells, CulturedMuscle Fibers, SkeletalMyoblasts, SkeletalMuscle, SmoothMuscle CellsCell LineMyogenic Regulatory FactorsMuscle, Smooth, VascularGene Expression Regulation, DevelopmentalRNA, MessengerTranscription FactorsSignal TransductionGene Expression RegulationSerum Response FactorMEF2 Transcription FactorsMolecular Sequence DataStem CellsDNA-Binding ProteinsCell DivisionTranscription, GeneticMyosin Heavy ChainsUrochordataBase SequenceTrans-ActivatorsNuclear ProteinsRNA, Messenger, StoredTransfectionPromoter Regions, GeneticMuscle ContractionPhenotypeCell TransdifferentiationActinsGene ExpressionImmunohistochemistryMyogenic Regulatory Factor 5Reverse Transcriptase Polymerase Chain ReactionDown-RegulationTime FactorsCell FusionRepressor ProteinsMuscle DenervationUp-RegulationBlotting, NorthernBlotting, WesternCell ProliferationProtein BindingCell LineageMice, Inbred C57BLEmbryonic Stem CellsAmino Acid SequenceMice, KnockoutRNA InterferenceCell NucleusSatellite Cells, Skeletal MuscleFluorescent Antibody TechniqueTranscriptional ActivationMuscle Fibers, Fast-TwitchMice, TransgenicMicrofilament ProteinsMuscle Fibers, Slow-TwitchRecombinant Fusion ProteinsFibroblastsTretinoinRibosomal Protein S6 Kinases, 70-kDaAortaMuscle FatigueHomeodomain ProteinsIn Situ HybridizationModels, BiologicalDesminMitochondria, MuscleRegenerationHelix-Loop-Helix MotifsRats, Sprague-DawleyPhosphorylationCalciumSex DifferentiationEmbryo, MammalianMuscle RelaxationChick EmbryoCell MovementDNAMuscle, StriatedGene Expression ProfilingOculomotor MusclesMutationInhibitor of Differentiation Protein 1Neck MusclesBasic Helix-Loop-Helix Transcription FactorsDNA PrimersRabbits