MicrosurgeryProctoscopyNeuronsAdenoma, VillousLaser TherapyNerve Tissue ProteinsInterneuronsCell DifferentiationNeurogliaSpisulaGene Expression Regulation, DevelopmentalCerebellumCells, CulturedSpinal CordLasers, GasIn Situ HybridizationImmunohistochemistryNatural Orifice Endoscopic SurgeryAxonsRetinaAnal CanalHomeodomain ProteinsAndrologyTranscription FactorsNeurosurgeryVasovasostomyMolecular Sequence DataNeurosurgical ProceduresRectal NeoplasmsOrgan Sparing TreatmentsSurgery, Computer-AssistedAmputation, TraumaticRadiosurgeryLaryngeal NeoplasmsPituitary IrradiationLasersSurgical InstrumentsCell DeathLaryngoscopyNeuroma, AcousticBrainReplantationFallopian Tube DiseasesParticle AcceleratorsReconstructive Surgical ProceduresNeurilemmomaPC12 CellsSurgical FlapsMeningiomaHippocampusEquipment DesignAdenomaSpinal Cord NeoplasmsCerebral CortexCell LineRats, Sprague-Dawley