Muscle, SkeletalMuscle ContractionMusclesMuscle Fibers, SkeletalMuscle ProteinsMyosinsMyofibrilsIsometric ContractionRana temporariaRabbitsCalciumRana pipiensMuscle, SmoothAnuraMuscle FatigueRanidaeTroponin CTroponinMuscle DevelopmentVertebratesElectric StimulationMuscle, Smooth, VascularMuscle Fibers, Fast-TwitchChickensTropomyosinMitochondria, MuscleMuscle Fibers, Slow-TwitchRana esculentaRana catesbeianaMuscle DenervationSatellite Cells, Skeletal MuscleSarcoplasmic ReticulumRegional Blood FlowSarcomeresMuscle RelaxationMuscular AtrophyTetracaineMembrane PotentialsTime FactorsMuscular DiseasesCaffeineHindlimbKineticsMuscle CellsQuadriceps MuscleMuscle, StriatedMyocytes, Smooth MuscleGlycogenMyoblastsMuscle WeaknessMuscle SpindlesModels, BiologicalElectromyographySarcolemmaNaphthalenesulfonatesOculomotor MusclesMyosin Heavy ChainsPotassiumNeck MusclesRNA, MessengerMolecular Sequence DataActinsRyanodine Receptor Calcium Release ChannelInsulinMyoblasts, SkeletalAdenosine TriphosphateRats, WistarRespiratory MusclesRats, Sprague-DawleyPapillary MusclesCells, CulturedMyocardiumPhysical ExertionMyoD ProteinElectrophysiologyMyostatinAbdominal MusclesGlucoseRegenerationBiomechanical PhenomenaIon ChannelsDiaphragmExerciseArsenazo IIIMuscular Dystrophy, AnimalSignal TransductionAmino Acid SequenceElectric ConductivityAction PotentialsNeuromuscular JunctionCalcium ChannelsMice, Inbred mdxDantroleneEnergy MetabolismHypertonic SolutionsPhysical Conditioning, AnimalPsoas MusclesOxygen ConsumptionMyocardial ContractionMice, Inbred C57BL