Sciatic NervePeripheral NervesHydraNerve FibersOptic NerveNerve RegenerationNeuronsNerve EndingsNerve BlockSural NerveMedian NerveFacial NerveNerve CrushPeripheral Nerve InjuriesTibial NerveNerve Growth FactorsUlnar NerveGangliaAxonsNerve Growth FactorFemoral NerveSpinal NervesTrigeminal NervePhrenic NerveRadial NerveCranial NervesSpinal Nerve RootsNerve Tissue ProteinsNerve Compression SyndromesOphthalmic NerveNeural ConductionNerve TissueMandibular NerveGanglia, AutonomicLeechesNerve DegenerationSubmucous PlexusNeurofibrilsElectric StimulationCochlear NerveNeuritisSplanchnic NervesGlossopharyngeal NerveNeurons, AfferentDenervationCell CountMyenteric PlexusAxonal TransportOptic Nerve InjuriesBrainOptic Nerve DiseasesThoracic NervesNerve Fibers, MyelinatedPC12 CellsMicroscopy, ElectronMotor NeuronsAccessory NerveGanglia, SpinalSynapsesFacial Nerve InjuriesAbducens NerveOculomotor NerveNervous SystemSympathetic Nervous SystemCranial Nerve NeoplasmsAction PotentialsFacial Nerve DiseasesSpinal CordImmunohistochemistryRecurrent Laryngeal NerveVasoactive Intestinal PeptideNeurogliaLingual NerveRibonucleoproteins, Small CytoplasmicOlfactory NerveCentral Nervous SystemRats, Sprague-DawleyGanglia, SensoryScyphozoaMyelin SheathHypoglossal NerveHelix (Snails)Cells, CulturedReceptors, N-AcetylglucosamineCatsHistocytochemistryAbducens Nerve DiseasesSubstance PNeuritesMaxillary NerveOculomotor Nerve DiseasesNeuropeptidesSynaptic TransmissionNerve Sheath NeoplasmsPeripheral Nervous System DiseasesReceptors, Nerve Growth FactorHydrozoaCell DifferentiationRetinal Ganglion CellsRats, Wistar