MusclesMuscle ProteinsMuscle, SmoothMuscle, SkeletalMuscle Fibers, SkeletalMuscle, Smooth, VascularMuscle DevelopmentMuscle ContractionMuscle FatigueMuscle Fibers, Fast-TwitchMuscle DenervationMuscle Fibers, Slow-TwitchMitochondria, MuscleMyocytes, Smooth MuscleNeck MusclesOculomotor MusclesMuscle, StriatedRespiratory MusclesMuscle SpindlesMuscle RelaxationMuscle WeaknessPapillary MusclesQuadriceps MuscleAbdominal MusclesMuscle CellsMasseter MuscleMasticatory MusclesFacial MusclesIntercostal MusclesElectromyographyMuscular AtrophyIsometric ContractionSatellite Cells, Skeletal MusclePectoralis MusclesCells, CulturedMuscular DiseasesTime FactorsRabbitsPsoas MusclesHindlimbMyofibrilsTemporal MuscleElectric StimulationCalciumMyosin Heavy ChainsPulmonary Diffusing CapacityVital CapacityDiaphragmBiomechanical PhenomenaRNA, MessengerPharyngeal MusclesOxygen ConsumptionGlycogenRats, Sprague-DawleyMotor NeuronsRegenerationNeuromuscular JunctionPhysical EnduranceExercisePhysical ExertionRats, WistarMuscular Dystrophy, AnimalMice, Inbred C57BLKineticsCell DifferentiationMyoblastsMolecular Sequence DataActinsMuscle CrampSignal TransductionAgingCapacity BuildingModels, BiologicalMice, Inbred mdxLegGene Expression RegulationMyocardiumMyostatinSarcomeresMyoD ProteinInsulinMuscle Stretching ExercisesExercise ToleranceEnergy MetabolismImmunohistochemistryMuscle RigidityHypertrophyGlucoseMyoblasts, SkeletalAortaAmino Acid SequenceDystrophinGuinea PigsCatsDose-Response Relationship, DrugMembrane PotentialsAdaptation, PhysiologicalCell LineTendonsCitrate (si)-Synthase