Myosin Type IIIMyosinsMuscle, SkeletalMyosin Type IVMusclesMyosin SubfragmentsMuscle Fibers, SkeletalMyosin Heavy ChainsMyocytes, CardiacMuscle ProteinsMyosin Type IMyosin Type IIMyosin Light ChainsRabbitsNonmuscle Myosin Type IIBMuscle ContractionNonmuscle Myosin Type IIAMyosin Type VActinsMuscle, SmoothMyocardiumMitochondria, MuscleAdenosine TriphosphatasesMuscle DevelopmentMuscle Fibers, Fast-TwitchActomyosinChickensMuscle Fibers, Slow-TwitchCa(2+) Mg(2+)-ATPaseExerciseCalciumMuscle CellsHeartAdenosine TriphosphateGlycogenKineticsGizzardMolecular Sequence DataCells, CulturedMuscle, Smooth, VascularSatellite Cells, Skeletal MuscleMyofibrilsMuscle FatigueNaphthalenesulfonatesQuadriceps MuscleCardiac MyosinsAmino Acid SequenceMuscular DiseasesRNA, MessengerIsometric ContractionPeptide FragmentsTropomyosinTime FactorsHeart VentriclesMuscular AtrophyAdenosine DiphosphateInsulinPhysical ExertionPhysical EndurancePhosphorylationPhosphocreatineSarcolemmaMuscle DenervationOxygen ConsumptionMyocardial ContractionDithionitrobenzoic AcidBase SequenceMyoblastsProtein BindingGlucoseSignal TransductionCitrate (si)-SynthaseLegGene Expression RegulationRats, Sprague-DawleyElectrophoresis, Polyacrylamide GelCardiac OutputSarcoplasmic ReticulumPotassium ChlorideSarcomeresCollagen Type IIILactic AcidRats, WistarMyoblasts, SkeletalMolecular WeightSkeletal Muscle MyosinsBiopsyCreatine KinaseProtein IsoformsMyosin-Light-Chain KinaseBinding SitesElectric StimulationArrhythmias, CardiacMuscle RelaxationGlucose Transporter Type 4Gene ExpressionEnergy MetabolismCardiomegalyBlotting, WesternMyostatin