AxotomyAxonsNeuronsDenervationNerve RegenerationMotor NeuronsGanglia, SpinalNeurons, AfferentSensory Receptor CellsRats, Sprague-DawleyAction PotentialsFacial Nerve InjuriesAutonomic Fibers, PostganglionicFacial NerveHippocampusNitrergic NeuronsSpinal CordSciatic NerveNerve Tissue ProteinsElectric StimulationNerve DegenerationElectrophysiologyNociceptorsCells, CulturedTime FactorsPosterior Horn CellsNerve Growth FactorsSpiral GanglionSynapsesCerebral CortexSensory System AgentsSynaptic TransmissionPatch-Clamp TechniquesImmunohistochemistryAfferent PathwaysAnimals, NewbornCatsNeural InhibitionCervical PlexusNerve CrushPyramidal CellsMembrane PotentialsRats, WistarTyrosine 3-MonooxygenaseNeuronal PlasticityCell CountSubstantia NigraPhysical StimulationRetrograde DegenerationCell SurvivalDopaminergic NeuronsCapsaicinStilbamidinesGanglia, SympatheticDendritesMice, Inbred C57BLBrainN-MethylaspartateHyperalgesiaAxonal TransportGAP-43 ProteinRed NucleusWallerian DegenerationGABAergic NeuronsSuperior Cervical GanglionAnalysis of VarianceDisease Models, AnimalCorpus StriatumGreen Fluorescent ProteinsOptic NerveBehavior, AnimalNeuritesCalciumRNA, MessengerNeurofilament ProteinsSpinal Cord InjuriesPeripheral NervesRetinal Ganglion CellsOlfactory Receptor NeuronsOptic Nerve InjuriesInterneuronsModels, NeurologicalCholinergic NeuronsGene Expression RegulationTetrodotoxinGangliagamma-Aminobutyric AcidAplysiaHypoglossal NerveNeurons, EfferentMotor Neuron DiseaseNeuropeptidesGanglia, InvertebrateExcitatory Postsynaptic Potentials