Spinal CordSpinal Cord InjuriesBone and BonesSpinal Cord DiseasesSpinal Cord CompressionBone RemodelingSpinal Cord NeoplasmsSpinal Cord IschemiaBone DensityInjections, SpinalBone ResorptionParaplegiaSpinal Nerve RootsBone MarrowSpinal NervesMotor NeuronsBone NeoplasmsSpinal Cord RegenerationBone Marrow CellsBone DevelopmentSpinal CanalBone DiseasesSpinal NeoplasmsCervical VertebraeQuadriplegiaAnesthesia, SpinalThoracic VertebraeSpinal DiseasesUmbilical CordRats, Sprague-DawleyLaminectomyPosterior Horn CellsLumbosacral RegionBone RegenerationRecovery of FunctionSpinal FusionNerve RegenerationSpinal StenosisAxonsSpinal InjuriesLocomotionGanglia, SpinalSpinal Cord StimulationBone TransplantationBone MatrixBone Marrow TransplantationAnterior Horn CellsMyelitisDisease Models, AnimalCordotomyParalysisPainSpineMuscular Atrophy, SpinalLumbar VertebraeNeuronsFractures, BoneTime FactorsHyperalgesiaElectric Stimulation TherapyNeuralgiaBone SubstitutesBone Morphogenetic ProteinsBone Diseases, MetabolicMyelographyHindlimbElectric StimulationEpidural SpaceAfferent PathwaysUrinary Bladder, NeurogenicMagnetic Resonance ImagingHematoma, Epidural, SpinalNeurons, AfferentNociceptorsImmunohistochemistryReflexMotor ActivityLampreysPain MeasurementBone Morphogenetic Protein 2Autonomic DysreflexiaFetal BloodTuberculosis, SpinalElectromyographyInterneuronsPyramidal TractsCatsCentral Nervous SystemMyelin SheathOsteogenesisPhysical StimulationMice, Inbred C57BLContusionsNeurogliaCell DifferentiationEvoked Potentials, SomatosensoryTemporal BoneCells, CulturedSpinal FracturesFemur