2007
Demyelinating diseases and potential repair strategies
Radtke C, Spies M, Sasaki M, Vogt PM, Kocsis JD. Demyelinating diseases and potential repair strategies. International Journal Of Developmental Neuroscience 2007, 25: 149-153. PMID: 17408905, PMCID: PMC2692731, DOI: 10.1016/j.ijdevneu.2007.02.002.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell TransplantationDemyelinating DiseasesDisease Models, AnimalHumansMyelin SheathNerve RegenerationConceptsMultiple sclerosisInjury modelSpinal cord injuryCell-based strategiesAxon lossNerve compressionNeuroprotective potentialCord injuryFunctional outcomeClinical studiesMS lesionsTherapeutic goalsVulnerable axonsCellular transplantationNeurological disordersDemyelinationRemyelinationNeuroprotectionPotential repair strategiesCell typesSclerosisTransplantationInjuryLesionsAxons
2006
Myelination and nodal formation of regenerated peripheral nerve fibers following transplantation of acutely prepared olfactory ensheathing cells
Dombrowski MA, Sasaki M, Lankford KL, Kocsis JD, Radtke C. Myelination and nodal formation of regenerated peripheral nerve fibers following transplantation of acutely prepared olfactory ensheathing cells. Brain Research 2006, 1125: 1-8. PMID: 17112480, PMCID: PMC2673087, DOI: 10.1016/j.brainres.2006.09.089.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, Genetically ModifiedCell Adhesion Molecules, NeuronalCell TransplantationGreen Fluorescent ProteinsImmunohistochemistryMicroscopy, ImmunoelectronMyelin SheathNAV1.6 Voltage-Gated Sodium ChannelNerve RegenerationNeurofilament ProteinsNeurogliaOlfactory BulbRanvier's NodesRatsRats, Sprague-DawleySciatic NeuropathySodium ChannelsTime FactorsConceptsPeripheral nerve fibersPeripheral nervesNodes of RanvierFunctional outcomeAxonal regenerationNerve fibersRegenerated peripheral nerve fibersSciatic nerve crush lesionNerve crush lesionPeripheral-type myelinSpinal cord resultsTransplantation of olfactoryPeripheral axonal regenerationParanodal CasprCrush lesionCord resultsFunctional improvementOlfactory bulbTransection siteTransgenic ratsLesion zoneNerveNodal formationTransplantation siteOECs
2001
Transplantation of Clonal Neural Precursor Cells Derived from Adult Human Brain Establishes Functional Peripheral Myelin in the Rat Spinal Cord
Akiyama Y, Honmou O, Kato T, Uede T, Hashi K, Kocsis J. Transplantation of Clonal Neural Precursor Cells Derived from Adult Human Brain Establishes Functional Peripheral Myelin in the Rat Spinal Cord. Experimental Neurology 2001, 167: 27-39. PMID: 11161590, DOI: 10.1006/exnr.2000.7539.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnimalsBrainBrain Tissue TransplantationCell DifferentiationCells, CulturedCerebral VentriclesClone CellsDemyelinating DiseasesFemaleGenes, ReporterHumansIntermediate Filament ProteinsMaleMiddle AgedMyelin SheathNerve Tissue ProteinsNestinNeural ConductionNeuronsRadiation Injuries, ExperimentalRatsRats, WistarSpinal CordStem Cell TransplantationStem CellsTransplantation, HeterologousConceptsAdult human brainRat spinal cordNestin-positive cellsNeural precursor cellsSpinal cordAdult rat spinal cordNormal conduction velocityHuman brainMitogen withdrawalSpinal cord resultsPrecursor cellsGlia-like cellsSchwann cell myelinationNeural progenitor cellsFunctional remyelinationP0 immunoreactivityRemyelinated axonsExtensive remyelinationCord resultsAnterior hornLateral ventricleSubventricular zoneMajority of cellsMyelin patternSchwann cells
2000
[Comparison of myelin-forming cells as candidates for therapeutic transplantation in demyelinated CNS axons].
Imaizumi T, Lankford K, Kocsis J, Sasaki M, Akiyama Y, Hashi K. [Comparison of myelin-forming cells as candidates for therapeutic transplantation in demyelinated CNS axons]. Brain And Nerve 脳と神経 2000, 52: 609-15. PMID: 10934721.Peer-Reviewed Original ResearchConceptsDemyelinated CNS axonsSchwann cellsBrain cellsSpinal cordConduction velocityCNS axonsAdult rat spinal cordFronto-temporal lobesRat spinal cordAdult Schwann cellsDemyelination of axonsMyelin-forming cellsBlock of conductionAdult olfactoryDemyelinated diseasesDemyelinated axonsLess myelinationHistological examinationCNS tissueTherapeutic approachesStimulus trainsDay 28Transplanted OECsAmplitude decrementRemyelinationTransplantation of human olfactory ensheathing cells elicits remyelination of demyelinated rat spinal cord
Kato T, Honmou O, Uede T, Hashi K, Kocsis J. Transplantation of human olfactory ensheathing cells elicits remyelination of demyelinated rat spinal cord. Glia 2000, 30: 209-218. PMID: 10756071, PMCID: PMC2605375, DOI: 10.1002/(sici)1098-1136(200005)30:3<209::aid-glia1>3.0.co;2-8.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCation Transport ProteinsCell SizeCells, CulturedDemyelinating DiseasesDNA ProbesFemaleFungal ProteinsHumansIn Situ HybridizationMembrane Transport ProteinsMicroscopy, ElectronMiddle AgedMyelin SheathNeurogliaOlfactory NerveRatsRats, WistarSaccharomyces cerevisiae ProteinsSpinal CordConceptsSpinal cordDemyelinated rat spinal cordHuman olfactoryImmunosuppressed adult ratsDemyelinated spinal cordAdult mammalian CNSRat spinal cordExtensive remyelinationHuman OECsDemyelinated axonsOlfactory nervePeripheral typeSchwann cellsAdult ratsLesion siteMammalian CNSMyelin sheathRemyelinationCordAxonsSitu hybridizationSimilar numberOlfactoryCellsLarge nucleiTransplantation of olfactory ensheathing cells or Schwann cells restores rapid and secure conduction across the transected spinal cord
Imaizumi T, Lankford K, Kocsis J. Transplantation of olfactory ensheathing cells or Schwann cells restores rapid and secure conduction across the transected spinal cord. Brain Research 2000, 854: 70-78. PMID: 10784108, DOI: 10.1016/s0006-8993(99)02285-4.Peer-Reviewed Original ResearchConceptsRegenerated axonsCell transplantationSpinal cordSchwann cellsTransection siteIsolated spinal cord preparationSpinal cord preparationTransplantation of olfactoryRat spinal cordSpinal cord axonsConduction velocity measurementsTransplantation of cellsCord preparationDorsal columnsAxonal regenerationAxon areaTransplantationImpulse conductionHost tractElectrophysiological recordingsAxonsNormal axonsDonor cellsNeuronal sourcesCord
1998
Transplanted Olfactory Ensheathing Cells Remyelinate and Enhance Axonal Conduction in the Demyelinated Dorsal Columns of the Rat Spinal Cord
Imaizumi T, Lankford K, Waxman S, Greer C, Kocsis J. Transplanted Olfactory Ensheathing Cells Remyelinate and Enhance Axonal Conduction in the Demyelinated Dorsal Columns of the Rat Spinal Cord. Journal Of Neuroscience 1998, 18: 6176-6185. PMID: 9698311, PMCID: PMC2605360, DOI: 10.1523/jneurosci.18-16-06176.1998.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAxonsElectrophysiologyFemaleMyelin SheathNeural ConductionNeuronsOlfactory NerveRatsRats, WistarSpinal CordConceptsDorsal column axonsRat spinal cordSpinal cordRemyelinated axonsDorsal columnsAdult rat spinal cordExtent of remyelinationTransplantation of OECsSpinal cord lesionsCell injection siteQuantitative histological analysisFunctional remyelinationCord lesionsAxonal conductionNeonatal ratsFocal injectionsConduction blockSchwann cellsConduction velocityInjection siteElectrophysiological propertiesAction potentialsAxonsHistological analysisTransplantationMorphologically Identified Cutaneous Afferent DRG Neurons Express Three Different Potassium Currents in Varying Proportions
Everill B, Rizzo M, Kocsis J. Morphologically Identified Cutaneous Afferent DRG Neurons Express Three Different Potassium Currents in Varying Proportions. Journal Of Neurophysiology 1998, 79: 1814-1824. PMID: 9535950, PMCID: PMC2605378, DOI: 10.1152/jn.1998.79.4.1814.Peer-Reviewed Original ResearchConceptsDRG neuronsMedium-sized DRG neuronsDorsal root ganglion neuronsCutaneous afferent neuronsDifferent potassium currentsWhole-cell patch-clamp configurationOutward current componentPatch-clamp configurationAfferent neuronsFluoro-GoldGanglion neuronsRetrograde labelingConditioning prepulseEntire populationChannel blockersPotassium currentMyelinated axonsSustained currentNeuronsTest pulseDendrotoxinBasis of sensitivityIKCellsBlockers
1993
The attenuation of GABA sensitivity in the maturing myelin-deficient rat optic nerve
Lim J, Utzschneider D, Sakatani K, Kocsis J. The attenuation of GABA sensitivity in the maturing myelin-deficient rat optic nerve. Brain Research 1993, 72: 15-20. PMID: 8384095, DOI: 10.1016/0165-3806(93)90155-4.Peer-Reviewed Original ResearchConceptsOptic nerveRat optic nerveEffect of GABAMD ratsNipecotic acidGABA sensitivityGABA uptake inhibitor nipecotic acidNormal optic nervesGABAA receptor agonistOptic nerve axonsEarly postnatal periodCentral nervous system axonsThird postnatal weekSucrose gap techniqueResult of myelinationLarger GABAAxonal excitabilityControl ratsGABAA receptorsEndogenous releasePostnatal periodPostnatal weekNerve sensitivityNerveGABA
1992
Mutual excitation among dorsal root ganglion neurons in the rat
Utzschneider D, Kocsis J, Devor M. Mutual excitation among dorsal root ganglion neurons in the rat. Neuroscience Letters 1992, 146: 53-56. PMID: 1475049, DOI: 10.1016/0304-3940(92)90170-c.Peer-Reviewed Original ResearchConceptsDorsal root gangliaDorsal rootsDorsal root ganglion neuronsPrimary sensory neuronsExcised dorsal root gangliaNerve injuryDRG neuronsGanglion neuronsMost neuronsRoot gangliaSensory abnormalitiesIntracellular recordingsDR stimulationRepetitive stimulationSensory neuronsTransient riseNeighboring neuronsNeuronsStimulationSimilar kineticsMutual excitationGangliaInjuryRatsAbnormalitiesConduction properties of spinal cord axons in the myelin-deficient rat mutant
Utzschneider D, Black J, Kocsis J. Conduction properties of spinal cord axons in the myelin-deficient rat mutant. Neuroscience 1992, 49: 221-228. PMID: 1407548, DOI: 10.1016/0306-4522(92)90090-o.Peer-Reviewed Original ResearchConceptsDorsal column axonsMyelin-deficient rat mutantsSpinal cordFrequency-dependent conduction blockNormal age-matched ratsBrain slice chamberMyelin-deficient rat spinal cordAction potential dischargeRat mutantAge-matched ratsRat spinal cordSpinal cord axonsAction potential conductionControl ratsDemyelinated axonsConduction blockConduction velocityRefractory periodPotential dischargeControl axonsSlice chamberPharmacological resultsPotential conductionAxonsCompensatory mechanisms
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 typesResponseParesthesiaSclerosisDysfunctionNodal spacing along regenerated axons following a crush lesion of the developing rat sciatic nerve.
Hildebrand C, Mustafa G, Bowe C, Kocsis J. Nodal spacing along regenerated axons following a crush lesion of the developing rat sciatic nerve. Brain Research 1987, 429: 147-54. PMID: 3567658, DOI: 10.1016/0165-3806(87)90148-9.Peer-Reviewed Original ResearchConceptsRat sciatic nerveSciatic nerveRegenerated nervesCrush lesionRegenerated rat sciatic nerveNewborn rat pupsSciatic nerve axonsPostnatal ageRegenerated axonsPostnatal eventsRat pupsNerveNerve axonsMyelin sheathL increaseAxonsWeeksBirthAgeLesionsMyelinationSignsRemodellingSuch signsLength growth
1985
Myelin sheath remodelling in regenerated rat sciatic nerve
Hildebrand C, Kocsis J, Berglund S, Waxman S. Myelin sheath remodelling in regenerated rat sciatic nerve. Brain Research 1985, 358: 163-170. PMID: 2416385, DOI: 10.1016/0006-8993(85)90960-6.Peer-Reviewed Original ResearchConceptsRat sciatic nerveSciatic nerveRegenerated nervesAdult rat sciatic nerveRegenerated rat sciatic nerveNormal control nervesLight microscopic examinationAction potential waveformCrush lesionMonths survivalNerve segmentsControl nervesSame nerveIndividual nervesNerve fibersNerveShort sheathMyelin layersMyelin sheathPotassium channelsMicroscopic examinationLigature‐induced injury in peripheral nerve: Electrophysiological observations on changes in action potential characteristics following blockade of potassium conductance
Waxman S, Kocsis J, Eng D. Ligature‐induced injury in peripheral nerve: Electrophysiological observations on changes in action potential characteristics following blockade of potassium conductance. Muscle & Nerve 1985, 8: 85-92. PMID: 2414652, DOI: 10.1002/mus.880080202.Peer-Reviewed Original ResearchConceptsAction potentialsRepetitive firingSingle stimulusPotassium channelsCompound action potentialRat sciatic nerveAction potential propertiesWhole-nerve responseAction potential characteristicsIntra-axonal recordingsAction potential waveformNerve segmentsSciatic nerveNerve responsesPeripheral nervesInjury siteMyelinated fibersLater spikesElectrophysiological observationsNerveRefractory periodFiring patternsPotassium conductancePotential waveformInitial spike
1983
Myelin protein metabolism in demyelination and remyelination in the sciatic nerve
Smith M, Kocsis J, Waxman S. Myelin protein metabolism in demyelination and remyelination in the sciatic nerve. Brain Research 1983, 270: 37-44. PMID: 6871715, DOI: 10.1016/0006-8993(83)90789-8.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAxonsLysophosphatidylcholinesMaleMicroscopy, ElectronMyelin ProteinsMyelin SheathRatsSciatic NerveConceptsMyelin proteinsControl nervesLPC injectionSciatic nerveRight sciatic nerveSeries of ratsLeft nerveSchwann cellsNerveStructural myelin proteinsLPC treatmentFirst weekTime pointsAmino acid incorporationProtein metabolismLabeled amino acidsAcid incorporationMyelinDaysInjectionLysophosphatidylcholineDemyelinationRemyelinationProteinRats