Spinal NervesSpinal Nerve RootsSpinal CordMotor NeuronsNeuralgiaSpinal Cord InjuriesInjections, SpinalSciatic NervePeripheral Nerve InjuriesLigationPeripheral NervesHyperalgesiaEvoked Potentials, MotorMotor CortexNerve FibersGanglia, SpinalLumbosacral RegionPeripheral Nervous System DiseasesRats, Sprague-DawleyMotor ActivityPainOptic NerveRadiculopathyNerve RegenerationPain ThresholdNerve Compression SyndromesSpinal Cord NeoplasmsPain MeasurementMononeuropathiesNeurons, AfferentPhysical StimulationNeuritisPosterior Horn CellsAxotomyPeripheral Nervous System NeoplasmsAxonsHyperesthesiaLumbar VertebraeAnalgesicsSpinal Cord DiseasesCyclohexanecarboxylic AcidsAnesthesia, SpinalRhizotomyNerve BlockSciaticaMolecular Motor ProteinsDisease Models, AnimalBehavior, AnimalTibial NerveMedian NerveNerve EndingsElectric StimulationNerve Fibers, MyelinatedIntercostal NervesSural NervePeripheral Nervous System AgentsSpinal CanalFacial NerveNeural ConductionLumbosacral PlexusUlnar NerveNerve CrushSpinal Cord CompressionSpinal DiseasesSpinal NeoplasmsFemoral NerveSciatic NeuropathySpinal StenosisSensory Receptor CellsSpineMuscular Atrophy, SpinalSpinal FusionElectromyographyNerve Fibers, UnmyelinatedThoracic VertebraeCervical VertebraeNerve Growth FactorsAminesNociceptorsHindlimbInfusions, SpinalAction PotentialsTrigeminal NerveCauda EquinaCranial NervesAfferent PathwaysNerve DegenerationPhrenic NerveMovementNerve Growth FactorWallerian DegenerationMotor Skills DisordersMyelographyDenervationRadial NerveSpinal InjuriesBrachial PlexusPeripheral Nervous SystemNerve TissueImmunohistochemistry