Nerve CrushOptic Nerve InjuriesCrush SyndromeNerve RegenerationSciatic NerveOptic NerveSciatic NeuropathyPeripheral Nerve InjuriesRetinal Ganglion CellsPeripheral NervesAxonsTrauma, Nervous SystemAxotomyFacial NerveWallerian DegenerationGAP-43 ProteinNerve FibersSural NerveTibial NerveLens DiseasesMyelin SheathRecovery of FunctionSchwann CellsDisease Models, AnimalNeural ConductionMuscle DenervationMotor NeuronsOptic Nerve DiseasesNerve BlockChorda Tympani NerveNeurons, AfferentNerve EndingsMedian NerveCell CountFemoral NerveGanglia, SpinalAntigens, Thy-1Ulnar NerveDenervationNerve DegenerationRats, Sprague-DawleyNeurofilament ProteinsGoldfishSpinal NervesAxonal TransportNerve Growth FactorsSpinal Nerve RootsNerve Growth FactorRetinaTrigeminal NerveRats, WistarMotor EndplateCell SurvivalFacial Nerve InjuriesPhrenic NerveRadial NerveNeuroprotective AgentsNerve Tissue ProteinsCranial NervesElectric StimulationEarthquakesAdrenergic alpha-2 Receptor AgonistsNerve Compression SyndromesGlaucomaOphthalmoscopyTime FactorsNeuromuscular JunctionQuinoxalinesOphthalmic NerveRetinal DiseasesNerve TissueMandibular NerveFluorescent Antibody Technique, IndirectMusclesNeurites