Spinal CordSpinal Cord InjuriesSpinal Cord DiseasesMusclesSpinal Cord CompressionSpinal Cord NeoplasmsSpinal NervesSpinal Nerve RootsInjections, SpinalSciatic NerveSpinal Cord IschemiaMuscle, SkeletalDNA DamageMotor NeuronsMuscle ProteinsMuscle, SmoothNerve RegenerationAnesthesia, SpinalPeripheral NervesSpinal CanalParaplegiaSpinal NeoplasmsSpinal DiseasesMuscle Fibers, SkeletalNerve FibersMuscle, Smooth, VascularRats, Sprague-DawleyMuscle ContractionSpinal StenosisSpinal Cord RegenerationMuscle DevelopmentSpinal FusionGanglia, SpinalAxonsOptic NerveCervical VertebraeThoracic VertebraeElectric StimulationSpinal InjuriesQuadriplegiaPosterior Horn CellsLaminectomyElectromyographyLumbosacral RegionMuscular Atrophy, SpinalPeripheral Nerve InjuriesLocomotionTibial NerveHindlimbDisease Models, AnimalRecovery of FunctionMuscle FatigueTime FactorsMuscle DenervationNerve BlockNerve CrushNeurons, AfferentNerve EndingsPainMuscle Fibers, Fast-TwitchSural NerveAnterior Horn CellsCatsHyperalgesiaSpineReflexParalysisSpinal Cord StimulationCordotomyNeuralgiaMuscle Fibers, Slow-TwitchMedian NerveUmbilical CordPhrenic NerveMyelitisNeuronsAfferent PathwaysImmunohistochemistryFacial NerveLumbar VertebraeNerve Growth FactorsNeural ConductionRats, WistarNeck MusclesUlnar NerveHematoma, Epidural, SpinalTuberculosis, SpinalMuscle WeaknessMuscle SpindlesMyocytes, Smooth MuscleElectric Stimulation TherapyFemoral NerveMitochondria, MuscleMagnetic Resonance ImagingCells, CulturedMyelographyRespiratory MusclesNerve TissueNociceptorsOculomotor Muscles