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
2000
Excitability 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 studies
1998
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
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 connectionsA summary of mechanistic hypotheses of gabapentin pharmacology
Taylor C, Gee N, Su T, Kocsis J, Welty D, Brown J, Dooley D, Boden P, Singh L. A summary of mechanistic hypotheses of gabapentin pharmacology. Epilepsy Research 1998, 29: 233-249. PMID: 9551785, DOI: 10.1016/s0920-1211(97)00084-3.Peer-Reviewed Original ResearchConceptsAmyotrophic lateral sclerosisNon-vesicular GABA releaseCellular mechanismsVoltage-sensitive Ca2Specific amino acid transportersGabapentin bindsGABA releaseNeuronal deathElectrophysiology resultsAnticonvulsant drugsLateral sclerosisNeuroprotective activityNeurobehavioral actionsPharmacological actionsGabapentinAnimal modelsHuman whole bloodBrain tissueMonoamine neurotransmittersAmino acid transportersWhole bloodAcid transportersAuxiliary subunitsPharmacologyRate of synthesis
1997
Differential Effects of NGF and BDNF on Axotomy-Induced Changes in GABAA-Receptor-Mediated Conductance and Sodium Currents in Cutaneous Afferent Neurons
Oyelese A, Rizzo M, Waxman S, Kocsis J. Differential Effects of NGF and BDNF on Axotomy-Induced Changes in GABAA-Receptor-Mediated Conductance and Sodium Currents in Cutaneous Afferent Neurons. Journal Of Neurophysiology 1997, 78: 31-42. PMID: 9242258, PMCID: PMC2605357, DOI: 10.1152/jn.1997.78.1.31.Peer-Reviewed Original ResearchConceptsBrain-derived neurotrophic factorCutaneous afferent neuronsNerve growth factorReceptor-mediated conductanceProportion of neuronsAfferent neuronsAction potential waveformSodium currentNeurotrophic factorL4/L5 DRG neuronsAction potentialsVoltage-dependent sodium currentsWhole-cell patch-clamp techniqueDorsal root ganglion neuronsCell patch-clamp techniqueAxotomy-induced increaseFluoro-Gold injectionsL5 DRG neuronsSpecific neurotrophic factorsSciatic nerve stumpsTTX-sensitive currentsInjury-induced changesResistant sodium currentsGamma-aminobutyric acidPatch-clamp technique
1996
Mechanisms of Paresthesiae, Dysesthesiae, and Hyperesthesiae: Role of Na+ Channel Heterogeneity
Rizzo M, Kocsis J, Waxman S. Mechanisms of Paresthesiae, Dysesthesiae, and Hyperesthesiae: Role of Na+ Channel Heterogeneity. European Neurology 1996, 36: 3-12. PMID: 8719643, DOI: 10.1159/000117192.Peer-Reviewed Original ResearchConceptsAxonal injuryCutaneous afferentsDorsal root ganglion neuronsAction potential activityNormal sensory functionEctopic impulsesDRG neuronsClinical syndromeGanglion neuronsSensory functionMembrane excitabilityInjuryNerve impulsesDysesthesiaeChannel physiologyMolecular changesParesthesiaeAfferentsPreliminary evidenceNeuronsEctopicMolecular mechanismsSensory anatomyPotential activityPopulation
1992
A model of NMDA receptor-mediated activity in dendrites of hippocampal CA1 pyramidal neurons
Pongracz F, Poolos N, Kocsis J, Shepherd G. A model of NMDA receptor-mediated activity in dendrites of hippocampal CA1 pyramidal neurons. Journal Of Neurophysiology 1992, 68: 2248-2259. PMID: 1337105, PMCID: PMC2605954, DOI: 10.1152/jn.1992.68.6.2248.Peer-Reviewed Original ResearchConceptsReceptor-mediated conductanceExcitatory postsynaptic potentialsPyramidal neuronsSynaptic responsesSynaptic activationSize of EPSPsExtracellular ion concentration changesNMDA receptor-mediated activityCA1 hippocampal pyramidal cellsCA1 hippocampal pyramidal neuronsHippocampal CA1 pyramidal neuronsDendritic NMDA receptorsRepetitive synaptic activationCA1 pyramidal neuronsInhibitory synaptic responsesFrequency-dependent depressionHippocampal pyramidal neuronsNMDA receptor activationHippocampal pyramidal cellsExtracellular potassium accumulationRepetitive activityIntrinsic membrane conductancesReceptor-mediated activityHz. 4Spike afterdepolarization
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 ResearchMeSH KeywordsAction PotentialsNerve Fibers, MyelinatedNeural ConductionPotassium ChannelsSodium Channels