Muscle ContractionMuscle, SkeletalMyosinsMusclesMuscle Fibers, SkeletalIsometric ContractionMuscle ProteinsMuscle, SmoothSarcomeresSmooth Muscle MyosinsTroponin CTroponinMyosin Heavy ChainsRabbitsMuscle FatigueTropomyosinCalciumMyosin SubfragmentsMyofibrilsElectric StimulationMuscle, Smooth, VascularMuscle DevelopmentMyosin Light ChainsMyosin-Light-Chain KinaseSkeletal Muscle MyosinsMuscle Fibers, Fast-TwitchActinsGizzardMuscle Fibers, Slow-TwitchMyosin Type IIRegional Blood FlowConnectinChickensTurkeysMitochondria, MuscleMuscle RelaxationActomyosinMuscle DenervationMyocardial ContractionCardiac MyosinsMyocytes, Smooth MuscleMyocardiumActin CytoskeletonMyosin Type VKineticsRana temporariaPsoas MusclesPhosphorylationAdenosine TriphosphateElectromyographyAdenosine TriphosphatasesMuscle SpindlesMuscle, StriatedCa(2+) Mg(2+)-ATPaseTime FactorsSatellite Cells, Skeletal MuscleBiomechanical PhenomenaMyosin-Light-Chain PhosphataseMuscular AtrophyMuscular DiseasesMolecular Sequence DataMuscle CellsPapillary MusclesAmino Acid SequenceHindlimbOculomotor MusclesNonmuscle Myosin Type IIBQuadriceps MuscleMuscle WeaknessNeck MusclesAnuraCells, CulturedRats, Sprague-DawleyMicroscopy, ElectronUterine ContractionModels, BiologicalRats, WistarProtein IsoformsCalmodulinRespiratory MusclesAbdominal MusclesNonmuscle Myosin Type IIADiaphragmGuinea PigsRNA, MessengerRana pipiensMyosin Type ITracheaMolluscaPotassium ChlorideSarcoplasmic ReticulumGlycogenHeartElasticityProtein KinasesMasseter MuscleCalmodulin-Binding ProteinsFacial MusclesAdenosine DiphosphateMasticatory Muscles