AxonsNeuronsNerve Tissue ProteinsGrowth ConesNeuronal PlasticityBrainHippocampusRats, Sprague-DawleyCerebral CortexCells, CulturedNeuritesMotor NeuronsNeurogliaAxonal TransportDendritesNerve RegenerationSpinal CordAction PotentialsSynapsesNerve DegenerationNitric Oxide Synthase Type INeurogenesisImmunohistochemistryDecapodiformesNerve Growth FactorsAnimals, NewbornNeuronal Ceroid-LipofuscinosesMyelin SheathOptic NerveCell DeathGene Expression Regulation, DevelopmentalCell DifferentiationRetinal Ganglion CellsNervous SystemModels, NeurologicalGanglia, SpinalSignal TransductionMice, Inbred C57BLSynaptic TransmissionNeurons, AfferentCerebellumTime FactorsMice, TransgenicMice, KnockoutPC12 CellsElectrophysiologyAstrocytesElectric StimulationGAP-43 ProteinSensory Receptor CellsNerve NetGreen Fluorescent ProteinsAnimals, Genetically ModifiedRats, WistarDisease Models, AnimalNeuroprotective AgentsSchwann CellsNeural ConductionGlutamic AcidChick EmbryoInterneuronsProsencephalonEmbryo, MammalianSemaphorinsPresynaptic TerminalsNeuropeptidesMembrane PotentialsNeocortexCell SurvivalAxotomyPeripheral NervesMutationOptic ChiasmCell CountVisual PathwaysWallerian DegenerationOlfactory BulbMolecular Sequence DataThalamusIn Situ HybridizationMicroscopy, ElectronCatsBehavior, AnimalDrosophilaBrain-Derived Neurotrophic Factorgamma-Aminobutyric AcidNerve Growth FactorCalciumDrosophila ProteinsMicrotubule-Associated ProteinsNeurotoxinsZebrafishSemaphorin-3AMicroscopy, ConfocalGene Expression RegulationMembrane ProteinsCell MovementGlial Fibrillary Acidic ProteinNerve Fibers, MyelinatedOrgan Culture Techniques