Spinal CordNerve FibersSpinal Cord InjuriesNerve Fibers, MyelinatedSciatic NerveAxonsPeripheral NervesMyelin SheathSpinal Cord DiseasesSpinal Nerve RootsOptic NerveRanvier's NodesNerve RegenerationSpinal Cord CompressionSpinal Cord NeoplasmsNeural ConductionSpinal NervesNerve Fibers, UnmyelinatedSural NerveSpinal Cord IschemiaNeurons, AfferentMotor NeuronsInjections, SpinalElectric StimulationGanglia, SpinalTibial NerveRats, Sprague-DawleyParaplegiaNerve EndingsSchwann CellsPeripheral Nerve InjuriesCatsAction PotentialsNerve CrushOptic Nerve DiseasesAfferent PathwaysSpinal Cord RegenerationRetinal Ganglion CellsNerve BlockMedian NerveMuscle Fibers, SkeletalNociceptorsPeripheral Nervous System DiseasesDietary FiberSensory Receptor CellsNeuronsLumbosacral RegionUlnar NerveNerve TissueFacial NerveSpinal CanalImmunohistochemistryOptic DiskNerve DegenerationCochlear NerveCervical VertebraeNerve Growth FactorsPosterior Horn CellsMicroscopy, ElectronSpinal NeoplasmsMechanoreceptorsAnesthesia, SpinalTomography, Optical CoherenceNeurofilament ProteinsQuadriplegiaPainDemyelinating DiseasesRecovery of FunctionReflexTrigeminal NerveThoracic VertebraePhysical StimulationHyperalgesiaDisease Models, AnimalSubstance PSpinal DiseasesCalcitonin Gene-Related PeptideTime FactorsPhrenic NerveNeuralgiaHindlimbUmbilical CordLaminectomyUbiquitin ThiolesteraseFemoral NerveWallerian DegenerationNerve Tissue ProteinsCentral Nervous SystemNeurogliaAdrenergic FibersOphthalmic NerveAnterior Horn CellsOligodendrogliaCapsaicinMusclesLocomotionRadial NervePeripheral Nervous SystemNerve Compression SyndromesSkin