MusclesMyosin Heavy ChainsMuscle, SkeletalMuscle ProteinsMuscle Fibers, SkeletalMuscle, SmoothMuscle DevelopmentMuscle, Smooth, VascularMuscle Fibers, Slow-TwitchMuscle Fibers, Fast-TwitchMuscle ContractionOculomotor MusclesMuscle DenervationMasseter MuscleMuscle FatigueSkeletal Muscle MyosinsMyocytes, Smooth MuscleMitochondria, MuscleNeck MusclesMuscle, StriatedTemporal MuscleMuscle SpindlesMuscle RelaxationProtein IsoformsRespiratory MusclesMuscle WeaknessPapillary MusclesMuscular AtrophyAbdominal MusclesQuadriceps MuscleMuscle CellsMuscular DiseasesFacial MusclesMasticatory MusclesIntercostal MusclesNADH Tetrazolium ReductaseElectromyographyAtrial MyosinsIsometric ContractionSatellite Cells, Skeletal MuscleMyofibrilsHindlimbPectoralis MusclesMyoblastsCells, CulturedLaryngeal MusclesRabbitsSarcomeresRNA, MessengerPsoas MusclesMyoD ProteinNonmuscle Myosin Type IIBElectric StimulationTime FactorsThighCalciumPharyngeal MusclesRats, WistarMyogenic Regulatory FactorsDiaphragmBiomechanical PhenomenaImmunohistochemistryCitrate (si)-SynthaseRats, Sprague-DawleyMyogeninMyocardiumMotor NeuronsGlycogenNeuromuscular JunctionGene Expression RegulationMuscular Dystrophy, AnimalMolecular Sequence DataMuscle CrampActinsExerciseChick EmbryoCell DifferentiationRegenerationMice, Inbred mdxGene ExpressionMyostatinAgingChickensMyosinsLegPhysical ExertionOxygen ConsumptionGene Expression Regulation, DevelopmentalMuscle Stretching ExercisesMyosin Type IMuscle RigidityBase SequenceHyperthyroidismQuailLactic AcidHypertrophyNonmuscle Myosin Type IIAOrbitDystrophinVentricular Myosins