2007
Multiple sodium channels and their roles in electrogenesis within dorsal root ganglion neurons
Rush AM, Cummins TR, Waxman SG. Multiple sodium channels and their roles in electrogenesis within dorsal root ganglion neurons. The Journal Of Physiology 2007, 579: 1-14. PMID: 17158175, PMCID: PMC2075388, DOI: 10.1113/jphysiol.2006.121483.Peer-Reviewed Original ResearchConceptsSodium channel isoformsDorsal root ganglion neuronsChannel isoformsDRG neuronsGanglion neuronsSpecific sodium channel isoformsMultiple sodium channelsSodium channelsPattern of expressionModulatory moleculesDisease insultsModulation of channelsPlasticity of expressionNeuronsDifferent subclassesExcitabilityDistinct biophysical characteristicsIsoformsExpressionBody of literatureInsultImportant roleResponse
2006
Transcriptional Channelopathies of the Nervous System
Waxman S. Transcriptional Channelopathies of the Nervous System. 2006 DOI: 10.1002/9780470015902.a0006086.Peer-Reviewed Original ResearchSodium channel geneChannel genesTranscriptional channelopathiesSodium channel gene expressionChannel gene expressionGene expressionPeripheral nerve injurySpinal sensory neuronsGenesDysregulated expressionNerve injuryMultiple sclerosisSensory neuronsNervous systemCerebellar functionRecent studiesExpressionChannelopathiesAbstract Recent studiesHyperexcitabilitySclerosisInjuryNeuronsCells
2002
Axotomy does not up-regulate expression of sodium channel Nav1.8 in Purkinje cells
Black J, Dusart I, Sotelo C, Waxman S. Axotomy does not up-regulate expression of sodium channel Nav1.8 in Purkinje cells. Brain Research 2002, 101: 126-131. PMID: 12007840, DOI: 10.1016/s0169-328x(02)00200-0.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAxonsAxotomyCerebellumDisease Models, AnimalFemaleGanglia, SpinalGene Expression RegulationImmunohistochemistryMultiple SclerosisNAV1.8 Voltage-Gated Sodium ChannelNeurons, AfferentNeuropeptidesPurkinje CellsRatsRats, WistarRNA, MessengerSodium ChannelsUp-RegulationZebrafish ProteinsConceptsMultiple sclerosisPurkinje cellsSensory neuron-specific sodium channelsDorsal root ganglion neuronsAberrant expressionSodium channelsHuman multiple sclerosisPrimary sensory neuronsSodium channel Nav1.8Specific sodium channelsCerebellar Purkinje cellsGanglion neuronsSensory neuronsAxotomySurgical modelSodium channel transcriptsExperimental modelCerebellar functionChannel transcriptsNeuronsSitu hybridizationCellsExpressionNav1.8Sclerosis
2000
Sodium channels and their genes: dynamic expression in the normal nervous system, dysregulation in disease states11Published on the World Wide Web on 15 August 2000.
Waxman S, Dib-Hajj S, Cummins T, Black J. Sodium channels and their genes: dynamic expression in the normal nervous system, dysregulation in disease states11Published on the World Wide Web on 15 August 2000. Brain Research 2000, 886: 5-14. PMID: 11119683, DOI: 10.1016/s0006-8993(00)02774-8.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsSodium channel gene expressionSodium channel geneChannel gene expressionChannel genesGene expressionPost-transcriptional levelNormal nervous systemSodium channel expressionSodium channelsChannel expressionMolecular plasticityGenesDynamic expressionCell membraneHypothalamic magnocellular neurosecretory neuronsDifferent repertoiresMultiple sclerosisNervous systemTherapeutic opportunitiesSodium channel subtypesExpressionElectrogenic propertiesRegulationChannel subtypesDysregulationThe neuron as a dynamic electrogenic machine: modulation of sodiumchannel expression as a basis for functional plasticity in neurons
Waxman S. The neuron as a dynamic electrogenic machine: modulation of sodiumchannel expression as a basis for functional plasticity in neurons. Philosophical Transactions Of The Royal Society B Biological Sciences 2000, 355: 199-213. PMID: 10724456, PMCID: PMC1692729, DOI: 10.1098/rstb.2000.0559.Peer-Reviewed Original ResearchConceptsSodium channelsMammalian nervous systemSodium channel geneNervous systemDozen genesDistinct sodium channelsVoltage-gated sodium channelsGenesElectrogenic machineryNormal nervous systemSodium channel expressionFunctional plasticityMembrane of neuronsAction potential activityTranscriptionPathological insultsPhysiological inputsMost neuronsCrucial roleExpressionNeuronsFunctional propertiesElectroresponsive propertiesPotential activityMachinery
1998
Novel splice variants of the voltage-sensitive sodium channel alpha subunit
Oh Y, Waxman S. Novel splice variants of the voltage-sensitive sodium channel alpha subunit. Neuroreport 1998, 9: 1267-1272. PMID: 9631410, DOI: 10.1097/00001756-199805110-00002.Peer-Reviewed Original ResearchMeSH KeywordsAlternative SplicingAmino Acid SequenceAnimalsAnimals, NewbornAstrocytesAstrocytomaBrainBucladesineCalcimycinCells, CulturedGenetic VariationMacromolecular SubstancesModels, MolecularMolecular Sequence DataPolymerase Chain ReactionProtein ConformationRatsRats, Sprague-DawleySodium ChannelsSpinal CordUp-RegulationConceptsChannel alpha subunitNeuroblastoma cellsSpinal cord astrocytesB104 neuroblastoma cellsCultured rat astrocytesChannel mRNA expressionNovel splice variantSplice variantsSodium channel alpha subunitAlpha-subunit mRNASpinal cordCerebral astrocytesUnique regulatory pathwaysAlpha subunitRat astrocytesAstrocytesMRNA expressionSubunit mRNAsMicroM A23187Dibutyryl cAMPPremature truncationCellsExpressionRegulatory pathwaysCord
1997
Downregulation of Na+ channel mRNA in olfactory bulb tufted cells following deafferentiation
Sashihara S, Waxman S, Greer C. Downregulation of Na+ channel mRNA in olfactory bulb tufted cells following deafferentiation. Neuroreport 1997, 8: 1289-1293. PMID: 9175131, DOI: 10.1097/00001756-199703240-00046.Peer-Reviewed Original ResearchConceptsOlfactory bulbMitral cellsEffects of deafferentationPostnatal day 2Olfactory receptor cellsFunctional deafferentationAfferent inputChannel expressionDay 2Channel mRNAReceptor cellsChannel subunitsDeafferentationI mRNACauterizationCritical periodDetectable changeAlpha IIOdorant accessSitu hybridizationCellsCell propertiesExpressionBulbMRNA
1996
Orphan nuclear receptor RORα gene: isoform-specific spatiotemporal expression during postnatal development of brain
Sashihara S, Felts P, Waxman S, Matsui T. Orphan nuclear receptor RORα gene: isoform-specific spatiotemporal expression during postnatal development of brain. Brain Research 1996, 42: 109-117. PMID: 8915586, DOI: 10.1016/s0169-328x(96)00118-0.Peer-Reviewed Original ResearchConceptsROR alphaAlpha cDNAOrphan nuclear receptor ROR alphaSpatiotemporal expressionN-terminal regionIsoform-specific regulationAlpha expressionSpecific transcriptsCell typesHybridization signalsPurkinje cellsCDNAExpressionPostnatal developmentRelative levelsRegulationCellsAlphaPostnatal maturationTranscriptsOlfactory bulbRodent brainIsoformsBrain regionsMaturationExpression of mRNA for a sodium channel in subfamily 2 in spinal sensory neurons
Waxman S, Black J. Expression of mRNA for a sodium channel in subfamily 2 in spinal sensory neurons. Neurochemical Research 1996, 21: 395-401. PMID: 8734431, DOI: 10.1007/bf02527702.Peer-Reviewed Original ResearchConceptsDorsal root gangliaSpinal sensory neuronsSchwann cellsDRG neuronsSensory neuronsRat dorsal root gangliaSodium channelsΒ1 subunitExpression of mRNARoot gangliaSpinal cordSitu hybridization cytochemistryNeuronsΑ-subunitAntisense riboprobesBlot analysisType IMRNACellsExpressionHigh levelsGangliaRNA blot analysisHippocampusCord
1995
Differential Na+ channel β1 subunit mRNA expression in stellate and flat astrocytes cultured from rat cortex and cerebellum: A combined in situ hybridization and immunocytochemistry study
Oh Y, Waxman S. Differential Na+ channel β1 subunit mRNA expression in stellate and flat astrocytes cultured from rat cortex and cerebellum: A combined in situ hybridization and immunocytochemistry study. Glia 1995, 13: 166-173. PMID: 7782102, DOI: 10.1002/glia.440130303.Peer-Reviewed Original ResearchConceptsGFAP-positive astrocytesRat brainChannel beta 1 subunit (Na beta 1) mRNAMRNA expressionBeta 1 mRNA expressionSubunit mRNA expressionBeta 1 mRNABeta 1 subunit mRNARat cortexGranule cellsStellate astrocytesRat astrocytesAstrocytesChannel mRNAImmunocytochemistry methodSubunit mRNAsImmunocytochemistry studiesCerebellumBrainMRNASitu hybridizationRecent studiesDifferential expressionExpressionCells
1992
Chapter 8: The expression of sodium channels in astrocytes in situ and in vitro
Black J, Sontheimer H, Minturn J, Ransom B, Waxman S. Chapter 8: The expression of sodium channels in astrocytes in situ and in vitro. Progress In Brain Research 1992, 94: 89-107. PMID: 1337617, DOI: 10.1016/s0079-6123(08)61742-2.Peer-Reviewed Original ResearchConceptsOptic nerve astrocytesSodium channel expressionChannel expressionSodium channelsOptic nerveSodium current propertiesChannel expression patternsIon channel expressionSimilar electrophysiological propertiesCultured astrocytesAstrocytesElectrophysiological propertiesSodium currentHeterogeneous groupDifferent patternsNerveDifferent subpopulationsExpressionExpression patternsCell-cell interactionsHippocampusA2B5Neurons