Muscle Fibers, Slow-TwitchMusclesMuscle Fibers, SkeletalMuscle Fibers, Fast-TwitchHypertrophyMuscle ContractionMuscle, SkeletalMuscle DenervationHypertrophy, Left VentricularMuscle ProteinsCardiomegalyMotor NeuronsMuscle DevelopmentNeural ConductionMuscle, SmoothSarcoplasmic ReticulumElectric StimulationMyocardiumRana temporariaMyofibrilsNerve FibersCatsMuscle, Smooth, VascularIsometric ContractionTime FactorsMyosin Heavy ChainsRabbitsNeuromuscular JunctionMuscle FatigueCalcium-Transporting ATPasesCalciumDiaphragmSarcomeresMitochondria, MuscleMuscle SpindlesMuscular AtrophyPsoas MusclesRana pipiensAnuraDietary FiberMuscle RelaxationOculomotor MusclesMuscular DiseasesElectromyographyHypertrophy, Right VentricularPapillary MusclesMuscle, StriatedAction PotentialsMuscle WeaknessMembrane PotentialsHindlimbQuadriceps MuscleMotor EndplateMasseter MuscleRats, Sprague-DawleyRats, WistarMyocardial ContractionOrgan SizeMyocytes, Smooth MuscleSatellite Cells, Skeletal MuscleThoracicaHeartMyosinsMolecular Sequence DataRespiratory MusclesMuscular Dystrophy, AnimalMyocytes, CardiacNeck MusclesMuscle CellsCells, CulturedBiomechanical PhenomenaBase SequenceMasticatory MusclesMineral FibersAbdominal MusclesCaffeineHistocytochemistryMice, Inbred mdxSarcolemmaSnakesIntercostal MusclesHeart VentriclesRanidaeMicroscopy, ElectronRNA, MessengerPectoralis MusclesFacial MusclesRana esculentaMice, Inbred C57BLTubocurarineCotton FiberDisease Models, AnimalMice, TransgenicRegenerationStress, MechanicalPurkinje FibersModels, BiologicalDystrophinNADH Tetrazolium ReductaseMyostatin