MusclesMuscle ProteinsMuscle, SmoothMuscle, SkeletalMuscle Fibers, SkeletalMuscle, Smooth, VascularMuscle DevelopmentMuscle ContractionMuscle FatigueMuscle Fibers, Fast-TwitchMuscle DenervationMuscle Fibers, Slow-TwitchMitochondria, MuscleMyocytes, Smooth MuscleOculomotor MusclesNeck MusclesMuscle, StriatedMuscle SpindlesMuscle RelaxationRespiratory MusclesMuscle WeaknessPapillary MusclesAbdominal MusclesQuadriceps MuscleMuscle CellsElectromyographyMasseter MuscleFacial MusclesMasticatory MusclesIntercostal MusclesMuscular AtrophyIsometric ContractionTime FactorsSatellite Cells, Skeletal MuscleMuscular DiseasesAbnormalities, MultiplePectoralis MusclesCells, CulturedRabbitsElectric StimulationPsoas MusclesMyofibrilsHindlimbRNA, MessengerCalciumTemporal MuscleChromosome AberrationsMolecular Sequence DataMagnetic Resonance ImagingDisease Models, AnimalMice, Inbred C57BLPhenotypeMyosin Heavy ChainsRats, Sprague-DawleyBiomechanical PhenomenaDiaphragmMotor NeuronsPharyngeal MusclesMutationGlycogenAgingMice, KnockoutNeuromuscular JunctionRats, WistarMyocardiumMuscular Dystrophy, AnimalBrainImmunohistochemistrySignal TransductionDogsInsulinLegExerciseCongenital AbnormalitiesGene Expression RegulationActinsMice, TransgenicBase SequenceModels, BiologicalMyoblastsPhysical ExertionMuscle CrampChromosome DisordersEye AbnormalitiesKaryotypingDose-Response Relationship, DrugRegenerationAmino Acid SequenceMice, Inbred mdxCell DifferentiationKineticsCatsSarcomeresAnalysis of VarianceReference ValuesOxygen ConsumptionHypertrophyHeartGene ExpressionMicroscopy, Electron