2023
Deriving Schwann cells from hPSCs enables disease modeling and drug discovery for diabetic peripheral neuropathy
Majd H, Amin S, Ghazizadeh Z, Cesiulis A, Arroyo E, Lankford K, Majd A, Farahvashi S, Chemel A, Okoye M, Scantlen M, Tchieu J, Calder E, Le Rouzic V, Shibata B, Arab A, Goodarzi H, Pasternak G, Kocsis J, Chen S, Studer L, Fattahi F. Deriving Schwann cells from hPSCs enables disease modeling and drug discovery for diabetic peripheral neuropathy. Cell Stem Cell 2023, 30: 632-647.e10. PMID: 37146583, PMCID: PMC10249419, DOI: 10.1016/j.stem.2023.04.006.Peer-Reviewed Original ResearchConceptsDiabetic peripheral neuropathySchwann cellsPeripheral neuropathyPeripheral nervous systemPrimary Schwann cellsBupropion treatmentDiabetic patientsMyelin damageSensory dysfunctionPrimary gliaSelective vulnerabilityAntidepressant drugsHyperglycemic miceLower incidenceRetrospective analysisHuman pluripotent stem cellsSC deathNervous systemTherapeutic candidateHigh glucoseNeuropathyHealth recordsMolecular featuresStem cellsPluripotent stem cells
2013
Sciatic nerve regeneration is not inhibited by anti-NGF antibody treatment in the adult rat
Lankford K, Arroyo E, Liu C, Somps C, Zorbas M, Shelton D, Evans M, Hurst S, Kocsis J. Sciatic nerve regeneration is not inhibited by anti-NGF antibody treatment in the adult rat. Neuroscience 2013, 241: 157-169. PMID: 23531437, DOI: 10.1016/j.neuroscience.2013.03.024.Peer-Reviewed Original ResearchConceptsNerve growth factorAdult ratsNerve regenerationFunctional recoveryAnti-NGF antibody treatmentElevated nerve growth factorUnilateral sciatic nerve crushDorsal root ganglion neuronsAnti-NGF antibodySciatic nerve crushType of painVehicle-treated animalsSciatic nerve regenerationPost nerve injuryNovel therapeutic approachesCell body sizePeripheral nerve regenerationFluro-GoldPeripheral nervous system developmentNerve injuryPain modelNerve crushPain managementAntibody treatmentGait recovery
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
1998
Mechanisms of enhancement of neurite regeneration in vitro following a conditioning sciatic nerve lesion
Lankford K, Waxman S, Kocsis J. Mechanisms of enhancement of neurite regeneration in vitro following a conditioning sciatic nerve lesion. The Journal Of Comparative Neurology 1998, 391: 11-29. PMID: 9527536, PMCID: PMC2605358, DOI: 10.1002/(sici)1096-9861(19980202)391:1<11::aid-cne2>3.0.co;2-u.Peer-Reviewed Original ResearchConceptsDorsal root gangliaConditioning lesionNerve injuryNerve regenerationAffected dorsal root ganglionControl dorsal root gangliaDenervated peripheral nervePrior nerve injurySciatic nerve lesionCultured DRG neuronsSciatic nerve transectionPeripheral target tissuesPeripheral nerve stumpRapid nerve regenerationAbility of neuronsSecond axotomyNerve lesionsDRG neuronsNerve transectionNerve stumpRoot gangliaControl neuronsPeripheral nervesNerve tractsAdult rats
1997
Temporal variability of jun family transcription factor levels in peripherally or centrally transected adult rat dorsal root ganglia
Kenney A, Kocsis J. Temporal variability of jun family transcription factor levels in peripherally or centrally transected adult rat dorsal root ganglia. Brain Research 1997, 52: 53-61. PMID: 9450677, DOI: 10.1016/s0169-328x(97)00211-8.Peer-Reviewed Original ResearchConceptsDorsal root gangliaDorsal root transectionPeripheral axotomyDRG neuronsRoot transectionRoot gangliaProtein levelsAdult rat lumbar dorsal root gangliaRat lumbar dorsal root gangliaLumbar dorsal root gangliaAdult rat dorsal root gangliaRat dorsal root gangliaNeurotrophic factor administrationSpinal nerve transectionC-Jun protein levelsAdministration of NGFFactor protein levelsJunD protein levelsTarget disconnectionNerve transectionFactor administrationPeripheral branchesTransectionFactor levelsRapid elevationTiming of c-jun protein induction in lumbar dorsal root ganglia after sciatic nerve transection varies with lesion distance
Kenney A, Kocsis J. Timing of c-jun protein induction in lumbar dorsal root ganglia after sciatic nerve transection varies with lesion distance. Brain Research 1997, 751: 90-95. PMID: 9098571, DOI: 10.1016/s0006-8993(96)01402-3.Peer-Reviewed Original ResearchConceptsSciatic nerve transectionNerve transectionDorsal root gangliaNerve injuryRoot gangliaLumbar dorsal root ganglion neuronsL5 dorsal root gangliaLumbar dorsal root gangliaDorsal root ganglion neuronsSciatic nerve injurySciatic nerve crushC-Jun proteinProtein inductionC-Jun responseNerve crushGanglion neuronsImmunohistochemical studyLesion distanceTransectionInduces upregulationEarly increaseC-jun mRNAEarly inductionChemiluminescent immunoblottingGanglia
1996
GABAA-receptor-mediated conductance and action potential waveform in cutaneous and muscle afferent neurons of the adult rat: differential expression and response to nerve injury
Oyelese A, Kocsis J. GABAA-receptor-mediated conductance and action potential waveform in cutaneous and muscle afferent neurons of the adult rat: differential expression and response to nerve injury. Journal Of Neurophysiology 1996, 76: 2383-2392. PMID: 8899611, PMCID: PMC2605353, DOI: 10.1152/jn.1996.76.4.2383.Peer-Reviewed Original ResearchConceptsGABAA receptor-mediated conductanceMuscle afferent neuronsCutaneous afferent neuronsAction potential waveformAfferent neuronsDorsal root gangliaCrush injuryAction potentialsL5 dorsal root gangliaWhole-cell patch-clamp recordingsCell patch-clamp recordingsInjury-induced plasticitySciatic nerve ligationPotential waveformDistal nerve stumpPatch-clamp recordingsGamma-aminobutyric acidPeak GABANerve ligationMuscle afferentsNerve injuryDRG neuronsInjured neuronsNerve stumpRoot ganglia
1995
Enhancement of GABAA receptor-mediated conductances induced by nerve injury in a subclass of sensory neurons
Oyelese A, Eng D, Richerson G, Kocsis J. Enhancement of GABAA receptor-mediated conductances induced by nerve injury in a subclass of sensory neurons. Journal Of Neurophysiology 1995, 74: 673-683. PMID: 7472373, PMCID: PMC2605359, DOI: 10.1152/jn.1995.74.2.673.Peer-Reviewed Original ResearchConceptsDRG neuronsAction potential durationMedium neuronsNerve injurySmall neuronsLarge neuronsAction potentialsGABA conductanceNerve ligationControl neuronsPotential durationAdult rat dorsal root ganglion neuronsGABAA receptor-mediated conductanceRat dorsal root ganglion neuronsWhole-cell patch-clamp recordingsCell patch-clamp recordingsDorsal root ganglion neuronsMean action potential durationShort-duration action potentialsControl DRG neuronsSciatic nerve ligationEffects of axotomyReceptor-mediated conductanceTraumatic nerve injuryPatch-clamp recordings
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
1991
Tea‐sensitive potassium channels and inward rectification in regenerated rat sciatic nerve
Gardon T, Kocsis J, Waxman S. Tea‐sensitive potassium channels and inward rectification in regenerated rat sciatic nerve. Muscle & Nerve 1991, 14: 640-646. PMID: 1922170, DOI: 10.1002/mus.880140707.Peer-Reviewed Original ResearchConceptsCompound action potentialRat sciatic nerveNerve crushRegenerated axonsSciatic nerveRegenerated nervesInward rectificationIntra-axonal recording techniquesAdult rat sciatic nerveTEA-sensitive potassium channelsPotassium channelsRegenerated rat sciatic nerveSucrose gap recordingsSciatic nerve crushPeripheral nerve axonsWhole nerve recordingsIntra-axonal recordingsVoltage-sensitive sodium channelsCrush injuryNormal nervesSensitive relaxationRepetitive stimulationAfterhyperpolarizationGap recordingsNerve recordings
1990
Trophic influence of the distal nerve segment on GABAA receptor expression in axotomized adult sensory neurons
Bhisitkul R, Kocsis J, Gordon T, Waxman S. Trophic influence of the distal nerve segment on GABAA receptor expression in axotomized adult sensory neurons. Experimental Neurology 1990, 109: 273-278. PMID: 2170161, DOI: 10.1016/s0014-4886(05)80017-2.Peer-Reviewed Original ResearchConceptsDistal nerve segmentsGamma-aminobutyric acidNerve segmentsSciatic nerveReceptor expressionSensory neuronsTrophic supportGABAA receptor agonist muscimolDorsal root ganglion neuronsAxotomized sensory neuronsReactive Schwann cellsGABAA receptor expressionAdult sensory neuronsReceptor agonist muscimolExpression of receptorsPeripheral target tissuesGABA receptor expressionDorsal root fibersGABA receptor sensitivityEnd organ innervationPostoperative dayNerve crushNerve transectionCrush siteDistal stump
1988
Buspirone, 8-OH-DPAT and ipsapirone: effects on hippocampal cerebellar and sciatic fiber excitability
Hiner B, Mauk M, Peroutka S, Kocsis J. Buspirone, 8-OH-DPAT and ipsapirone: effects on hippocampal cerebellar and sciatic fiber excitability. Brain Research 1988, 461: 1-9. PMID: 2906267, DOI: 10.1016/0006-8993(88)90719-6.Peer-Reviewed Original ResearchConceptsCerebellar parallel fibersSerotonergic mechanismsNerve excitabilityFiber excitabilityAction potentialsSucrose gap recordingsEffects of serotoninNovel anxiolytic buspironeCompound action potentialDose-dependent reductionSchaffer collateral fibersParallel fibersAfferent fibersSciatic nerveReversible decrementsCollateral fibersAnxiolytic buspironeConduction velocityDPATIpsapironeGap recordingsBuspironeCerebellar neuronsAxonal responseExcitability
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 presenceAxons
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 examination
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