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 ResearchConceptsMultiple sclerosisInjury modelSpinal cord injuryCell-based strategiesAxon lossNerve compressionNeuroprotective potentialCord injuryFunctional outcomeClinical studiesMS lesionsTherapeutic goalsVulnerable axonsCellular transplantationNeurological disordersDemyelinationRemyelinationNeuroprotectionPotential repair strategiesCell typesSclerosisTransplantationInjuryLesionsAxons
2006
Remyelination of the non-human primate CNS axons by transplantation of porcine olfactory ensheathing cells
Radtke C, Akiyama Y, Brokaw J, Lankford K, Wewetzer K, Vogt P, Fodor W, Kocsis J. Remyelination of the non-human primate CNS axons by transplantation of porcine olfactory ensheathing cells. Journal Of Plastic Reconstructive & Aesthetic Surgery 2006, 59: s10. DOI: 10.1016/j.bjps.2006.03.029.Peer-Reviewed Original Research
2001
[The role of transplanted astrocytes for the regeneration of CNS axons].
Imaizumi T, Lankford K, Kocsis J, Hashi K. [The role of transplanted astrocytes for the regeneration of CNS axons]. Brain And Nerve 脳と神経 2001, 53: 632-8. PMID: 11517487.Peer-Reviewed Original ResearchConceptsCompound action potentialRegenerated axonsSC transplantationAxonal regenerationAdult ratsLong-tract axonsMyelin associated proteinsDorsal column axonsRegeneration of axonsDC axonsCell transplantationDorsal rootsNeonatal ratsSpinal cordReduction of scarsHistological examinationTransplantationMammalian CNSCNS axonsAction potentialsAxonsMyelin formationLesionsThree daysRats
2000
Xenotransplantation of transgenic pig olfactory ensheathing cells promotes axonal regeneration in rat spinal cord
Imaizumi T, Lankford K, Burton W, Fodor W, Kocsis J. Xenotransplantation of transgenic pig olfactory ensheathing cells promotes axonal regeneration in rat spinal cord. Nature Biotechnology 2000, 18: 949-953. PMID: 10973214, PMCID: PMC2605371, DOI: 10.1038/79432.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, Genetically ModifiedAxonsCD59 AntigensCell SeparationElectrophysiologyFlow CytometryFluorescent Antibody Technique, IndirectHumansImmunosuppression TherapyModels, BiologicalOlfactory NerveRatsRats, WistarRegenerationSchwann CellsSciatic NerveSpinal CordSwineTransgenesTransplantation, HeterologousConceptsAxonal regenerationSpinal cordSchwann cellsImpulse conductionLesion-control ratsDorsal column lesionTransplantation of olfactoryRat spinal cordConduction velocity measurementsComplement inhibitory proteinsHyperacute responseRegenerated axonsImmunosuppressed ratsTransection siteLesion sitePeripheral patternHost tractCordNormal axonsDonor cellsAxonsInhibitory proteinRatsDonor cell typeTransgenic pigs[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 amplitudeTransplantation 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 nucleiExcitability 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 studiesTransplantation 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 ResearchConceptsDorsal 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 analysisTransplantationThe delayed depolarization in rat cutaneous afferent axons is reduced following nerve transection and ligation, but not crush: Implications for injury‐induced axonal NA + channel reorganization
Sakai J, Honmou O, Kocsis J, Hashi K. The delayed depolarization in rat cutaneous afferent axons is reduced following nerve transection and ligation, but not crush: Implications for injury‐induced axonal NA + channel reorganization. Muscle & Nerve 1998, 21: 1040-1047. PMID: 9655122, DOI: 10.1002/(sici)1097-4598(199808)21:8<1040::aid-mus8>3.0.co;2-8.Peer-Reviewed Original ResearchConceptsCutaneous afferent axonsNerve injurySural nerveNerve transectionAfferent axonsAction potentialsCell bodiesCutaneous afferent neuronsPeripheral nerve injuryAfferent cell bodiesSucrose gap chamberRat sural nerveTarget disconnectionAfferent neuronsPeripheral targetsAxonal NaNerveRefractory periodAxonsTransectionCompound actionDepolarizationSimilar changesInjuryTarget connections
1997
Functional Repair of Myelinated Fibers in the Spinal Cord by Transplantation of Glial Cells
Waxman S, Kocsis J. Functional Repair of Myelinated Fibers in the Spinal Cord by Transplantation of Glial Cells. Altschul Symposia Series 1997, 283-298. DOI: 10.1007/978-1-4615-5949-8_28.Peer-Reviewed Original ResearchConduction velocityMyelinated axonsMyelin sheathNon-myelinated fibresClinical deficitsMyelin damageConduction abnormalitiesDemyelinated axonsSpinal cordGlial cellsMyelinated fibersConduction blockSynaptic terminalsAction potentialsRefractory periodCell bodiesDemyelinated fibersAxonsFunctional repair
1995
Modulation of axonal excitability by neurotransmitter receptors
KOCSIS J, SAKATANI K. Modulation of axonal excitability by neurotransmitter receptors. 1995, 281-295. DOI: 10.1093/acprof:oso/9780195082937.003.0014.Peer-Reviewed Original ResearchNeurotransmitter receptorsGABAA receptorsAxonal GABAA receptorsFunctional GABAA receptorsOptic nerve developmentOptic nerve axonsGABAA receptor activationPossible modulatory roleMammalian nervous systemAxonal excitabilityTrophic influenceNervous systemNerve developmentModulatory roleElectrophysiological propertiesReceptor activationImpulse conductionNerve axonsCertain axonsAxonal regionsReceptorsPossible functional significanceAxonsTransient presenceFunctional significance
1992
Conduction 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
1990
Ion channel organization of the myelinated fiber
Black J, Kocsis J, Waxman S. Ion channel organization of the myelinated fiber. Trends In Neurosciences 1990, 13: 48-54. PMID: 1690930, DOI: 10.1016/0166-2236(90)90068-l.Peer-Reviewed Original Research
1987
Axonal 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 presenceAxonsNodal 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, 32: 147-154. DOI: 10.1016/0165-3806(87)90148-9.Peer-Reviewed Original ResearchNodal 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 growthChapter 8 Ionic channel organization of normal and regenerating mammalian axons
Kocsis J, Waxman S. Chapter 8 Ionic channel organization of normal and regenerating mammalian axons. Progress In Brain Research 1987, 71: 89-101. PMID: 2438722, DOI: 10.1016/s0079-6123(08)61816-6.Peer-Reviewed Original ResearchConceptsNerve fibersPeripheral nervesRegenerated nerve fibersCell remodellingNormal developmentMammalian nerve fibresSchwann cellsElectrophysiological characteristicsFine caliberMyelinated axonsImmature axonsAxonal growthMammalian axonsNerveNormal maturationRemodelling occursAxonsCell arrestRemodellingTime courseMyelinIonic channelsLong termMaturationTime of maturation
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 ResearchAction potential characteristics of demyelinated rat sciatic nerve following application of 4-aminopyridine
Targ E, Kocsis J. Action potential characteristics of demyelinated rat sciatic nerve following application of 4-aminopyridine. Brain Research 1986, 363: 1-9. PMID: 3004637, DOI: 10.1016/0006-8993(86)90652-9.Peer-Reviewed Original ResearchConceptsAction potentialsSciatic nerveFrequency-following abilityMultiple spike dischargesSite of demyelinationCompound action potentialPotassium channel blockerRat sciatic nerveAction potential characteristicsVariety of abnormalitiesAbsolute refractory periodExcitability changesPharmacological blockadeSpontaneous firingDemyelinated axonsChannel blockersConduction slowingConduction blockSpike dischargesLesion siteRefractory periodExcitability propertiesClinical useAxonsPotassium channels