2000
[Characteristic improvement of the function following Schwann cell transplantation for demyelinated spinal cord].
Imaizumi T, Lankford K, Kocsis J, Honmou O, Kohama I, Hashi K. [Characteristic improvement of the function following Schwann cell transplantation for demyelinated spinal cord]. No Shinkei Geka. Neurological Surgery 2000, 28: 705-11. PMID: 11002493.Peer-Reviewed Original ResearchConceptsCompound action potentialDorsal rootsSchwann cellsSC transplantationSC myelinationAdult ratsConduction velocityTransplantation of SCsNormal DCsDorsal root ganglion neuronsDorsal column axonsLower conduction velocityGanglion neuronsSpinal cordDemyelinated axonsHistological examinationTransplantationAction potentialsRemyelinationAxonsOligodendrocytesRatsMyelinationAnatomical differencesLow amplitudeExcitability changes of dorsal root axons following nerve injury: implications for injury-induced changes in axonal Na+ channels
Nonaka T, Honmou O, Sakai J, Hashi K, Kocsis J. Excitability changes of dorsal root axons following nerve injury: implications for injury-induced changes in axonal Na+ channels. Brain Research 2000, 859: 280-285. PMID: 10719075, DOI: 10.1016/s0006-8993(00)01979-x.Peer-Reviewed Original ResearchConceptsDorsal root axonsNerve injuryDorsal rootsAction potentialsCutaneous afferent axonsSciatic nerve ligationAfferent cell bodiesInjury-induced changesRat dorsal rootSucrose gap chamberTarget disconnectionNerve ligationExcitability changesSpinal cordAfferent axonsTrophic supportRoot ligationRefractory periodCell bodiesElectrophysiological recordingsAxonsInjuryDepolarizationLigationPrevious studiesSynaptic Reorganization in the Substantia Gelatinosa After Peripheral Nerve Neuroma Formation: Aberrant Innervation of Lamina II Neurons by Aβ Afferents
Kohama I, Ishikawa K, Kocsis J. Synaptic Reorganization in the Substantia Gelatinosa After Peripheral Nerve Neuroma Formation: Aberrant Innervation of Lamina II Neurons by Aβ Afferents. Journal Of Neuroscience 2000, 20: 1538-1549. PMID: 10662843, PMCID: PMC2605372, DOI: 10.1523/jneurosci.20-04-01538.2000.Peer-Reviewed Original ResearchConceptsLamina II neuronsSciatic nerve sectionLaminae IIINeuroma formationNerve sectionLamina IIDorsal hornNerve stimulationMonosynaptic EPSPsAbeta fibersControl slicesSpinal cord dorsal horn neuronsExtracellular field potential recordingsLow-threshold stimulationDorsal horn neuronsDorsal root axonsLow-threshold mechanoreceptorsSpinal cord slicesShort-latency responsesTransverse slice preparationHorseradish peroxidase labelingField potential recordingsLaminae IAberrant innervationSubstantia gelatinosa
1993
Increased spike‐frequency adaptation and tea sensitivity in dorsal root fibers after sciatic nerve injury
Utzschneider D, Bhisitkhul R, Kocsis J. Increased spike‐frequency adaptation and tea sensitivity in dorsal root fibers after sciatic nerve injury. Muscle & Nerve 1993, 16: 958-963. PMID: 8355727, DOI: 10.1002/mus.880160912.Peer-Reviewed Original ResearchConceptsCompound action potentialDorsal root axonsNerve injuryDorsal rootsPotassium channel blockerAction potentialsSciatic nerveChannel blockersSpike adaptationSciatic nerve injuryPeripheral nerve injurySucrose gap chamberBrief tetanic stimulationDorsal root fibersWhole nerve recordingsSpike frequency adaptationTransection groupBurst dischargesTetanic stimulationNerve recordingsControl groupInjuryRoot fibersBurst responseNerve
1988
Diminished dorsal root GABA sensitivity following chronic peripheral nerve injury
Kingery W, Fields R, Kocsis J. Diminished dorsal root GABA sensitivity following chronic peripheral nerve injury. Experimental Neurology 1988, 100: 478-490. PMID: 3366201, DOI: 10.1016/0014-4886(88)90033-7.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAnimalsAxonsDenervationElectric StimulationGamma-Aminobutyric AcidNerve CrushPeripheral NervesSpinal Nerve RootsTime FactorsConceptsGamma-aminobutyric acidPrimary afferent depolarizationDorsal rootsGABA sensitivityNerve lesionsSciatic nerveDorsal root compound action potentialsChronic peripheral nerve injurySciatic crush injurySciatic nerve lesionChronic pain syndromeLumbar dorsal rootsPeripheral nerve injuryPeripheral nerve lesionsPeripheral nerve transectionSucrose gap chamberCompound action potentialDorsal root fibersRat lumbar dorsal rootsDorsal root axotomyPain syndromeNerve injuryCrush injuryNerve transectionSciatic axotomy
1987
Physiological effects of 4‐aminopyridine on demyelinated mammalian motor and sensory fibers
Bowe C, Kocsis J, Targ E, Waxman S. Physiological effects of 4‐aminopyridine on demyelinated mammalian motor and sensory fibers. Annals Of Neurology 1987, 22: 264-268. PMID: 2821876, DOI: 10.1002/ana.410220212.Peer-Reviewed Original ResearchConceptsSensory fibersClinical trialsAction potentialsPotassium channel blockadeDorsal root axonsCompound action potentialDorsal spinal rootsSingle action potentialMammalian motorIntrathecal injectionMultiple sclerosisSensory dysfunctionVentral rootsSpinal rootsNeuromuscular disordersSpecific fiber typesElectrophysiological responsesSingle stimulusPhysiological effectsTrialsFiber typesResponseParesthesiaSclerosisDysfunctionAxonal GABA receptors are selectively present on normal and regenerated sensory fibers in rat peripheral nerve
Bhisitkul R, Villa J, Kocsis J. Axonal GABA receptors are selectively present on normal and regenerated sensory fibers in rat peripheral nerve. Experimental Brain Research 1987, 66: 659-663. PMID: 3038587, DOI: 10.1007/bf00270698.Peer-Reviewed Original ResearchConceptsGamma-aminobutyric acidVentral root fibersGABA receptorsRoot fibersSensory fibersPeripheral nervesSensory axonsRegenerated sensory axonsSucrose gap chamberPeripheral nerve fibersRat peripheral nerveDorsal root fibersMammalian peripheral nervesAgonist baclofenNerve crushDorsal rootsAgonist muscimolSciatic nerveNerve fibersRat peripheral nerve fibersNerveReceptorsMuscimolSelective presenceAxons
1986
Differences in intramembranous particle distribution in the paranodal axolemma are not associated with functional differences of dorsal and ventral roots
Fields R, Black J, Bowe C, Kocsis J, Waxman S. Differences in intramembranous particle distribution in the paranodal axolemma are not associated with functional differences of dorsal and ventral roots. Neuroscience Letters 1986, 67: 13-18. PMID: 2425295, DOI: 10.1016/0304-3940(86)90200-4.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAnimalsCell MembraneFreeze FracturingIon ChannelsMotor NeuronsNeurons, AfferentRatsSodiumSpinal Nerve Roots
1985
Differences between mammalian ventral and dorsal spinal roots in response to blockade of potassium channels during maturation
Bowe C, Kocsis J, Waxman S. Differences between mammalian ventral and dorsal spinal roots in response to blockade of potassium channels during maturation. Proceedings Of The Royal Society B 1985, 224: 355-366. PMID: 2410932, DOI: 10.1098/rspb.1985.0037.Peer-Reviewed Original ResearchConceptsDorsal spinal rootsSensory fibersMammalian motorPotassium channelsSpinal rootsAction potentialsRoot fibersCompound action potentialSingle sensory fibresDorsal root fibersVentral root fibersClasses of axonsIndividual action potentialsPharmacological blockadeVentral rootsYoung rootsSensory axonsWhole nervePotassium conductanceAxon responsesCourse of maturationBlockadeAxonsRoots resultsDifferential sensitivity