DendritesNeuronsSciatic NervePeripheral NervesNerve RegenerationOptic NerveNerve FibersHydraAxonsNerve EndingsSynapsesNerve Tissue ProteinsNerve Growth FactorsNerve CrushHippocampusAction PotentialsNerve BlockSural NerveMotor NeuronsAxonal TransportGangliaPeripheral Nerve InjuriesFacial NerveTibial NerveNeural ConductionMedian NerveElectric StimulationNeurons, AfferentPyramidal CellsNerve Growth FactorUlnar NerveRats, Sprague-DawleySpinal CordSpinal NervesMicroscopy, ElectronFemoral NerveImmunohistochemistryTrigeminal NerveSpinal Nerve RootsNerve DegenerationSynaptic TransmissionRetinal Ganglion CellsGrowth ConesCells, CulturedNeuritesCranial NervesMyelin SheathBrainCentral Nervous SystemDendritic SpinesCerebral CortexCatsOlfactory NerveRadial NerveNerve TissueNeurogliaPhrenic NerveCerebellar CortexCell CountInterneuronsAnimals, NewbornGanglia, SpinalNervous SystemNerve Fibers, MyelinatedDenervationSensory Receptor CellsElectrophysiologyLeechesNerve Compression SyndromesCochlear NerveRetinaRats, WistarGanglia, AutonomicMandibular NerveOphthalmic NerveMembrane PotentialsPresynaptic TerminalsNeuronal PlasticityCerebellumPurkinje CellsNeurofibrilsCalciumOptic Nerve InjuriesSubmucous PlexusNeuritisS100 Calcium Binding Protein GAfferent PathwaysMyenteric PlexusGlossopharyngeal NerveSchwann CellsDecapodiformesHistocytochemistryOptic Nerve DiseasesSplanchnic NervesGlutamic AcidPC12 CellsOlfactory BulbRibonucleoproteins, Small CytoplasmicHorseradish PeroxidaseOculomotor Nerve