MEF2 Transcription FactorsMuscle DevelopmentMyogenic Regulatory FactorsMyoD ProteinMyoblastsMyogeninMyogenic Regulatory Factor 5Myoblasts, SkeletalMuscle, SkeletalMusclesCell DifferentiationGene Expression Regulation, DevelopmentalMuscle Fibers, SkeletalSomitesMuscle ProteinsPAX7 Transcription FactorMADS Domain ProteinsSatellite Cells, Skeletal MuscleTranscription FactorsDesminCell LineRegenerationDNA-Binding ProteinsPaired Box Transcription FactorsCell FusionChick EmbryoMesodermCells, CulturedMuscle CellsGene Expression RegulationMolecular Sequence DataSignal TransductionFibroblast Growth Factor 6Transcription, GeneticTrans-ActivatorsMyosin Heavy ChainsBase SequenceRNA, MessengerMyostatinExtremitiesEmbryo, NonmammalianCreatine KinaseIn Situ HybridizationZebrafish ProteinsStem CellsTransfectionNotochordHelix-Loop-Helix MotifsPromoter Regions, GeneticHomeodomain ProteinsCobra Cardiotoxin ProteinsHistone DeacetylasesQuailNuclear ProteinsRhabdomyosarcomaTranscriptional ActivationProtein BindingEmbryo, MammalianGenes, ReporterTranscription Factor 7-Like 1 ProteinZebrafishCell LineageDrosophila ProteinsEmbryonic InductionAmino Acid SequenceLimb BudsImmunohistochemistryEmbryonic and Fetal DevelopmentEnhancer Elements, GeneticRepressor ProteinsWnt ProteinsMice, TransgenicMuscle Fibers, Slow-TwitchMuscle Fibers, Fast-TwitchMice, KnockoutModels, BiologicalMuscle, StriatedTwist Transcription FactorGene ExpressionCreatine Kinase, MM FormDown-RegulationGene Knockdown TechniquesMorphogenesisPhenotypeMutationMembrane ProteinsXenopus ProteinsCarcinoma, EmbryonalFibroblastsBasic Helix-Loop-Helix Transcription FactorsDrosophilaReceptors, NotchDNABinding SitesRNA InterferenceCell NucleusMyosinsAnimals, Genetically ModifiedUp-RegulationHead