Nerve DegenerationOptic NerveWallerian DegenerationOptic Nerve DiseasesRetinal Ganglion CellsNerve RegenerationAxonsDisease Models, AnimalRetinal DegenerationMacular DegenerationSciatic NervePeripheral NervesNerve FibersIntervertebral Disc DegenerationSural NerveNerve CrushNerve BlockNerve EndingsMedian NerveFacial NervePeripheral Nerve InjuriesTibial NerveUlnar NerveFrontotemporal Lobar DegenerationWet Macular DegenerationSpinal NervesFemoral NerveNerve Growth FactorsNerve Growth FactorTrigeminal NerveSpinal Nerve RootsPhotoreceptor Cells, VertebrateRetinaIntervertebral DiscNerve Compression SyndromesPhrenic NerveCranial NervesRadial NerveElectroretinographyNerve TissueOphthalmic NerveRetrograde DegenerationOptic Nerve InjuriesNeural ConductionMandibular NerveNerve Fibers, MyelinatedNerve Tissue ProteinsCochlear NerveChoroidal NeovascularizationGlossopharyngeal NerveRetinitis PigmentosaSpinocerebellar DegenerationsMotor NeuronsSplanchnic NervesSymptom Assessment