Muscle DevelopmentMusclesMuscle, SkeletalMuscle ProteinsMuscle Fibers, SkeletalMuscle, SmoothReflex, StretchMuscle ContractionMuscle, Smooth, VascularMyoD ProteinMyoblastsMyoblasts, SkeletalGene Expression Regulation, DevelopmentalMyogenic Regulatory FactorsMuscle Fibers, Fast-TwitchMuscle Fibers, Slow-TwitchMyogeninMyogenic Regulatory Factor 5Muscle DenervationMuscle, StriatedMuscle SpindlesMuscle CellsMuscle FatigueMyofibrilsCell DifferentiationPectoralis MusclesMyostatinFacial MusclesEmbryo, NonmammalianMyocytes, Smooth MuscleSatellite Cells, Skeletal MuscleMolecular Sequence DataMyosin Heavy ChainsMuscular DiseasesSarcomeresMitochondria, MuscleSomitesNeck MusclesPulmonary Stretch ReceptorsOculomotor MusclesCells, CulturedPAX7 Transcription FactorMEF2 Transcription FactorsMuscle RelaxationRNA, MessengerBase SequenceChick EmbryoZebrafishElectromyographyExtremitiesPapillary MusclesRespiratory MusclesMuscular AtrophyIn Situ HybridizationMuscle WeaknessTranscription FactorsAmino Acid SequenceTime FactorsPaired Box Transcription FactorsIsometric ContractionFlight, AnimalMasseter MuscleActinsMasticatory MusclesRegenerationAbdominal MusclesMesodermQuadriceps MuscleLarvaZebrafish ProteinsDrosophila ProteinsHindlimbGene Expression RegulationSignal TransductionMotor NeuronsMutationIntercostal MusclesMyosinsCell FusionDrosophilaDesminMechanoreceptorsBiomechanical PhenomenaImmunohistochemistryMyocardiumAnimals, Genetically ModifiedPhenotypeNeuromuscular JunctionDiaphragmMuscular DystrophiesDNA-Binding ProteinsHypertrophyProtein IsoformsBody PatterningCalciumPsoas MusclesCell LineHeartMuscle Stretching ExercisesElectric Stimulation