Muscular Dystrophy, AnimalMice, Inbred mdxMuscle, SkeletalMuscular Dystrophy, DuchenneMusclesMuscular DiseasesUtrophinDystrophinMuscle Fibers, SkeletalMuscle WeaknessMuscular DystrophiesMuscular Dystrophies, Limb-GirdleIsocarboxazidMyositisMuscle ProteinsGlycogen Storage Disease Type IIMuscle, SmoothSarcoglycansMyositis, Inclusion BodyMuscle, Smooth, VascularSarcolemmaMuscle DevelopmentMyoblastsMuscle ContractionMuscle StrengthCreatine KinasePathologyalpha-GlucosidasesDisease Models, AnimalMice, TransgenicMuscle FatigueMuscle Fibers, Fast-TwitchMuscle DenervationBiopsyMuscle Fibers, Slow-TwitchMice, Inbred C57BLMyocytes, Smooth MuscleMitochondria, MusclePhenotypeOculomotor MusclesNeck MusclesMice, KnockoutMuscle, StriatedMuscle SpindlesMuscle RelaxationRespiratory MusclesPapillary MusclesPathology, ClinicalPathology, SurgicalAbdominal MusclesQuadriceps MuscleMuscle CellsMasseter MuscleFacial MusclesMasticatory MusclesIntercostal MusclesElectromyographyMuscular AtrophyIsometric ContractionSatellite Cells, Skeletal MusclePectoralis MusclesTime FactorsPsoas MusclesCells, CulturedMyofibrilsHindlimbRabbitsTemporal MuscleElectric StimulationCalciumMyosin Heavy ChainsBiomechanical PhenomenaDiaphragmPharyngeal MusclesMotor NeuronsRNA, MessengerRats, Sprague-DawleyGlycogenNeuromuscular JunctionImmunohistochemistryPathology Department, HospitalAgingRats, WistarActinsMuscle CrampSignal TransductionGene Expression RegulationRegenerationMyocardiumMyostatinSarcomeresLegMyoD ProteinPathology, OralPhysical ExertionModels, BiologicalHypertrophyExerciseMuscle Stretching ExercisesTendons