MusclesMuscle ProteinsMuscle, SmoothMuscle, SkeletalMuscle Fibers, SkeletalMuscle, Smooth, VascularMuscle DevelopmentMuscle ContractionMuscle FatigueMuscle Fibers, Fast-TwitchMuscle DenervationMuscle Fibers, Slow-TwitchMyocytes, Smooth MuscleMitochondria, MuscleOculomotor MusclesNeck MusclesMuscle, StriatedMuscle SpindlesMuscle RelaxationRespiratory MusclesMuscle WeaknessPapillary MusclesAbdominal MusclesQuadriceps MuscleMuscle CellsMasseter MuscleFacial MusclesMasticatory MusclesIntercostal MusclesElectromyographyMuscular AtrophyIsometric ContractionSatellite Cells, Skeletal MusclePectoralis MusclesMuscular DiseasesPsoas MusclesMyofibrilsHindlimbTemporal MuscleRabbitsElectric StimulationCells, CulturedTime FactorsCalciumMyosin Heavy ChainsPharyngeal MusclesDiaphragmBiomechanical PhenomenaMotor NeuronsRed CrossGlycogenNeuromuscular JunctionRats, Sprague-DawleyRNA, MessengerMuscular Dystrophy, AnimalMyoblastsActinsMuscle CrampRats, WistarSarcomeresRegenerationMice, Inbred mdxPhysical ExertionMyostatinLegMyoD ProteinMyocardiumExerciseSignal TransductionMuscle Stretching ExercisesMuscle RigidityMice, Inbred C57BLHypertrophyModels, BiologicalGene Expression RegulationAortaKineticsAgingMolecular Sequence DataTendonsPhysical EnduranceInsulinDystrophinMyoblasts, SkeletalCatsHindlimb SuspensionMembrane PotentialsImmunohistochemistryGuinea PigsCreatine KinaseOxygen ConsumptionThighMuscle NeoplasmsAnuraPterygoid MusclesTracheaMuscular DystrophiesCell DifferentiationSkeletal Muscle MyosinsSarcoplasmic Reticulum