Spinal CordSpinal Cord InjuriesSpasmH-ReflexHipReflex, AbnormalLocomotionElectromyographyMotor NeuronsTibial NerveReflexFootMovementSpinal Cord DiseasesNeurons, AfferentMuscle, SkeletalElectric StimulationRecovery of FunctionSpinal Cord CompressionSpinal Cord NeoplasmsImmunohistochemistryTime FactorsSpinal Cord IschemiaInjections, SpinalParaplegiaSpinal Nerve RootsSpinal NervesSpinal Cord RegenerationSpinal CanalSpinal NeoplasmsCervical VertebraeAnesthesia, SpinalQuadriplegiaThoracic VertebraeBiomechanical PhenomenaSpinal DiseasesUmbilical CordPosterior Horn CellsLaminectomyRats, Sprague-DawleyLumbosacral RegionNerve RegenerationAxonsSpinal StenosisGanglia, SpinalSpinal Cord StimulationSpinal FusionSpinal InjuriesAnterior Horn CellsMyelitisCordotomyParalysisMuscular Atrophy, SpinalPainNeuronsHyperalgesiaElectric Stimulation TherapyNeuralgiaDisease Models, AnimalMyelographySpineEpidural SpaceAfferent PathwaysUrinary Bladder, NeurogenicHematoma, Epidural, SpinalHindlimbNociceptorsLumbar VertebraeLampreysMotor ActivityAutonomic DysreflexiaInterneuronsPyramidal TractsMagnetic Resonance ImagingPain MeasurementTuberculosis, SpinalMyelin SheathCatsCentral Nervous SystemFetal BloodPhysical StimulationNeurogliaContusionsEvoked Potentials, SomatosensoryBrain StemSpinal CurvaturesOligodendrogliaSpermatic CordSciatic NerveSyringomyeliaMuscle SpasticityEfferent PathwaysStrychnineCauda EquinaSpinal Muscular Atrophies of ChildhoodDecompression, SurgicalParaparesisAnimals, NewbornSpinal FracturesWheelchairs