Transcription FactorsCell DifferentiationTranscription, GeneticMuscle DevelopmentMusclesPaired Box Transcription FactorsPAX2 Transcription FactorMyoD ProteinDNA-Binding ProteinsMuscle, SkeletalMyogeninGene Expression Regulation, DevelopmentalPromoter Regions, GeneticGene Expression RegulationPAX7 Transcription FactorMolecular Sequence DataBase SequenceMyoblastsMuscle ProteinsCell LineHomeodomain ProteinsRNA, MessengerRepressor ProteinsCells, CulturedTrans-ActivatorsMyogenic Regulatory FactorsMEF2 Transcription FactorsSignal TransductionMuscle Fibers, SkeletalNuclear ProteinsSp1 Transcription FactorMyoblasts, SkeletalTranscriptional ActivationMuscle, SmoothPAX9 Transcription FactorBinding SitesProtein BindingBasic Helix-Loop-Helix Transcription FactorsAmino Acid SequenceTransfectionMutationDNAMyogenic Regulatory Factor 5Reverse Transcriptase Polymerase Chain ReactionMuscle, Smooth, VascularCell NucleusForkhead Transcription FactorsGene ExpressionTranscription Factor AP-1Genes, ReporterPhenotypeIn Situ HybridizationMuscle CellsStem CellsCell LineageMice, KnockoutChromatin ImmunoprecipitationGene Expression ProfilingMice, Inbred C57BLMice, TransgenicEye ProteinsModels, BiologicalCell ProliferationB-Cell-Specific Activator ProteinCloning, MolecularBlotting, WesternRecombinant Fusion ProteinsImmunohistochemistryBasic-Leucine Zipper Transcription FactorsHelix-Loop-Helix MotifsTranscription Factor AP-2Kruppel-Like Transcription FactorsDown-RegulationPhosphorylationMuscle ContractionSerum Response FactorMyocytes, Smooth MuscleEnhancer Elements, GeneticUp-RegulationCell DivisionMesodermTranscription Factor 7-Like 1 ProteinChick EmbryoEmbryo, NonmammalianHeLa CellsNFATC Transcription FactorsTime FactorsTCF Transcription FactorsSTAT3 Transcription FactorSatellite Cells, Skeletal MusclePlasmidsOligonucleotide Array Sequence AnalysisProto-Oncogene ProteinsSequence Homology, Amino AcidGATA4 Transcription FactorProtein Structure, TertiaryTranscription Factors, TFIIDrosophila ProteinsRegulatory Sequences, Nucleic AcidEmbryonic Stem Cells