Muscle, SkeletalMuscle Fibers, SkeletalActinsMusclesMuscle ProteinsMuscle CellsMuscle DevelopmentMuscle ContractionActin CytoskeletonMuscle, SmoothCells, CulturedMyoblasts, SkeletalActin Depolymerizing FactorsMyocytes, Smooth MuscleMyoblastsMuscle Fibers, Fast-TwitchMitochondria, MuscleMuscle Fibers, Slow-TwitchSatellite Cells, Skeletal MuscleMuscle, Smooth, VascularCalciumRabbitsMyoD ProteinCell LineRNA, MessengerCell DifferentiationMuscular AtrophyGlucose Transporter Type 4InsulinSignal TransductionMuscle DenervationGlucoseMyosin Heavy ChainsMuscular DiseasesMyogeninMuscle FatigueGene Expression RegulationMyofibrilsActin Capping ProteinsGlycogenPhosphorylationCytoskeletonTime FactorsRats, Sprague-DawleyMolecular Sequence DataMyosinsKineticsSarcoplasmic ReticulumAMP-Activated Protein KinasesMyocardiumAortaRats, WistarMuscular Dystrophy, AnimalCreatine KinaseTropomyosinMuscle, StriatedRyanodine Receptor Calcium Release ChannelBlotting, WesternDesminMice, Inbred C57BLMyostatinIsometric ContractionGene ExpressionMyogenic Regulatory FactorsMuscle RelaxationElectric StimulationQuadriceps MuscleHypertrophySarcomeresAmino Acid SequenceModels, BiologicalMice, Inbred mdxChick EmbryoBase SequenceRegenerationHindlimbInsulin ResistanceAdenosine TriphosphateActininChickensMuscle WeaknessDeoxyglucoseImmunohistochemistrySarcolemmaMembrane PotentialsMicroscopy, ElectronTranscription FactorsPalmitic AcidCalcium ChannelsProtein BindingDystrophinOculomotor MusclesCitrate (si)-SynthaseEnzyme InhibitorsEnzyme ActivationMice, KnockoutCell DivisionProtein IsoformsTransfectionProto-Oncogene Proteins c-akt