Peripheral NervesPeripheral Nervous SystemPeripheral Nervous System DiseasesNerve RegenerationPeripheral Vascular DiseasesGrowth ConesPeripheral Nerve InjuriesLeukocytes, MononuclearNeuronsMyelin SheathSchwann CellsMotor NeuronsPeripheral Arterial DiseaseAxonal TransportDecapodiformesCells, CulturedSpinal CordNeural ConductionNerve Tissue ProteinsOptic NerveGanglia, SpinalNeurons, AfferentCentral Nervous SystemLymphoma, T-Cell, PeripheralTime FactorsRetinal Ganglion CellsLymphocytesWallerian DegenerationT-LymphocytesSensory Receptor CellsRats, Sprague-DawleyImmunohistochemistrySciatic NerveMice, Inbred C57BLDendritesNeuritesAxotomyMicroscopy, ElectronNerve Growth FactorsOptic ChiasmNerve Fibers, MyelinatedNerve CrushLymphocyte ActivationAction PotentialsSemaphorin-3AFlow CytometryRetinaSemaphorinsNeurogliaMice, TransgenicSynapsesPeripheral Nervous System NeoplasmsNervous SystemCatsMonocytesRNA, MessengerRanvier's NodesMice, KnockoutSignal TransductionGene Expression Regulation, DevelopmentalGAP-43 ProteinSuperior ColliculiElectric StimulationMolecular Sequence DataAnimals, NewbornMyelin ProteinsCell DifferentiationChick EmbryoBrainDisease Models, AnimalPeripheral Blood Stem Cell TransplantationBlood CellsSpinal Nerve RootsAnimals, Genetically ModifiedHorseradish PeroxidaseNerve DegenerationVisual PathwaysSciatic NeuropathyAfferent PathwaysGreen Fluorescent ProteinsPresynaptic TerminalsCD4-Positive T-LymphocytesCell MovementMembrane ProteinsMutationB-LymphocytesPhenotypeCell CountLeukocyte CountSural NerveCatheterization, PeripheralAntigens, CDLeukocytesDiabetic NeuropathiesAntibodies, MonoclonalZebrafishImmunophenotypingNeuropilin-1Contactin 2Olfactory Nerve