2001
Flanking regulatory sequences of the locus encoding the murine GDNF receptor, c‐ret, directs lac Z (β‐galactosidase) expression in developing somatosensory system
Sukumaran M, Waxman S, Wood J, Pachnis V. Flanking regulatory sequences of the locus encoding the murine GDNF receptor, c‐ret, directs lac Z (β‐galactosidase) expression in developing somatosensory system. Developmental Dynamics 2001, 222: 389-402. PMID: 11747074, DOI: 10.1002/dvdy.1192.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornBase SequenceChromosome MappingCloning, MolecularConsensus SequenceDrosophila ProteinsEmbryo, MammalianGanglia, SensoryGene ExpressionGene Expression Regulation, DevelopmentalGenes, RegulatorGlial Cell Line-Derived Neurotrophic Factor ReceptorsLac OperonLectinsMiceMice, TransgenicNeurons, AfferentNociceptorsPromoter Regions, GeneticProtein Structure, TertiaryProto-Oncogene ProteinsProto-Oncogene Proteins c-retReceptor Protein-Tyrosine KinasesSpinal CordTranscription Initiation SiteConceptsRegulatory domainLac Z expressionZ expressionCell type-specific expressionDistal regulatory domainEndogenous gene expressionCis-regulatory domainsTranscription initiation siteEntire structural geneSpecific regulatory domainsLac Z reporter geneStructural geneMouse genomeLateral mesodermRegulatory sequencesCpG islandsDNA sequencesPrimitive streakReporter geneFlanking sequencesCosmid contigGene expressionSpecific expressionTransgenic mouse lineInitiation site
2000
The 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 ResearchMeSH KeywordsAction PotentialsElectric ConductivityGene ExpressionNeuronal PlasticityNeuronsSodium ChannelsConceptsSodium 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 activityMachineryVoltage-gated sodium channels and the molecular pathogenesis of pain: a review.
Waxman SG, Cummins TR, Dib-Hajj SD, Black JA. Voltage-gated sodium channels and the molecular pathogenesis of pain: a review. The Journal Of Rehabilitation Research And Development 2000, 37: 517-28. PMID: 11322150.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsChronic DiseaseGanglia, SpinalGene ExpressionHumansInflammationNerve Growth FactorsPainSodium ChannelsConceptsVoltage-gated sodium channelsDRG neuronsNervous systemSodium channelsDistinct voltage-gated sodium channelsAction potentialsSpinal sensory neuronsSodium channel expressionSpontaneous action potentialsDifferent sodium channelsSpecific sodium channelsUnderstanding of painHigh-frequency activityInflammatory painPain pathwaysChronic painNociceptive signalsPeripheral nervesSensory neuronsNew therapiesPainChannel expressionMolecular pathogenesisPharmacologic manipulationNeuron cell membrane
1999
Activation and Inactivation of the Voltage-Gated Sodium Channel: Role of Segment S5 Revealed by a Novel Hyperkalaemic Periodic Paralysis Mutation
Bendahhou S, Cummins T, Tawil R, Waxman S, Ptácek L. Activation and Inactivation of the Voltage-Gated Sodium Channel: Role of Segment S5 Revealed by a Novel Hyperkalaemic Periodic Paralysis Mutation. Journal Of Neuroscience 1999, 19: 4762-4771. PMID: 10366610, PMCID: PMC6782655, DOI: 10.1523/jneurosci.19-12-04762.1999.Peer-Reviewed Original ResearchMeSH KeywordsCells, CulturedDNA Mutational AnalysisDNA PrimersGene ExpressionHumansHyperkalemiaIon Channel GatingKidneyKineticsMaleMiddle AgedMolecular Sequence DataNAV1.4 Voltage-Gated Sodium ChannelParalyses, Familial PeriodicPatch-Clamp TechniquesPoint MutationProtein Structure, TertiarySequence Homology, Amino AcidSodium ChannelsTransfectionConceptsSegments S5Point mutationsS5 segmentVoltage-Gated Sodium ChannelSodium channelsTransmembrane segments S5Cytoplasmic interfaceWild-type channelsParalysis phenotypeHomologous domainsVoltage-sensitive sodium channelsPotassium-aggravated myotoniaNew point mutationPhenylalanine substitutionSkeletal muscle disordersHyperkalaemic periodic paralysisFast inactivationSecond domainMutationsGenesChannel deactivationInactivationChannel activationSlow inactivationT704M mutationDifferential role of GDNF and NGF in the maintenance of two TTX-resistant sodium channels in adult DRG neurons
Fjell J, Cummins T, Dib-Hajj S, Fried K, Black J, Waxman S. Differential role of GDNF and NGF in the maintenance of two TTX-resistant sodium channels in adult DRG neurons. Brain Research 1999, 67: 267-282. PMID: 10216225, DOI: 10.1016/s0169-328x(99)00070-4.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAnimalsAxotomyCell SizeCell SurvivalDown-RegulationDrug ResistanceFemaleGanglia, SpinalGene ExpressionGlial Cell Line-Derived Neurotrophic FactorLectinsMembrane PotentialsNAV1.8 Voltage-Gated Sodium ChannelNAV1.9 Voltage-Gated Sodium ChannelNerve Growth FactorsNerve Tissue ProteinsNeurons, AfferentNeuropeptidesPatch-Clamp TechniquesRatsRats, Sprague-DawleyRNA, MessengerSciatic NerveSodium ChannelsTetrodotoxinUp-RegulationConceptsTTX-R sodium currentsSNS/PN3Small DRG neuronsTTX-R currentsDRG neuronsIB4- neuronsSodium currentElectrophysiological propertiesSmall dorsal root ganglion neuronsDorsal root ganglion neuronsAxotomized DRG neuronsTTX-S currentsWhole-cell patch-clamp studiesTTX-resistant sodium channelsSciatic nerve transectionAdult DRG neuronsDifferent electrophysiological propertiesNear-normal levelsPatch-clamp studiesNerve transectionGDNF treatmentNeurotrophins NGFGanglion neuronsIsolectin IB4Exogenous NGF
1997
NGF has opposing effects on Na+ channel III and SNS gene expression in spinal sensory neurons
Black J, Langworthy K, Hinson A, Dib-Hajj S, Waxman S. NGF has opposing effects on Na+ channel III and SNS gene expression in spinal sensory neurons. Neuroreport 1997, 8: 2331-2335. PMID: 9243635, DOI: 10.1097/00001756-199707070-00046.Peer-Reviewed Original ResearchConceptsNeurotrophin nerve growth factorSmall DRG neuronsExogenous NGFDRG neuronsDifferent sodium channel genesSmall dorsal root ganglion neuronsDorsal root ganglion neuronsSciatic nerve transectionMRNA levelsSpinal sensory neuronsNerve growth factorNerve transectionDRG culturesGanglion neuronsAlpha-IIIAdult ratsSensory neuronsPeripheral targetsSodium channel transcriptsMRNA expressionMembrane excitabilityNeuronsGrowth factorRetrograde transportChannel transcripts
1995
An orphan nuclear receptor, mROR α, and its spatial expression in adult mouse brain
Matsui T, Sashihara S, Oh Y, Waxman S. An orphan nuclear receptor, mROR α, and its spatial expression in adult mouse brain. Brain Research 1995, 33: 217-226. PMID: 8750880, DOI: 10.1016/0169-328x(95)00126-d.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBase SequenceBinding SitesBlotting, NorthernBrainCell DifferentiationCell LineGene ExpressionHumansIn Situ HybridizationMiceMolecular Sequence DataNeuronsNuclear Receptor Subfamily 1, Group F, Member 1Olfactory BulbOrgan SpecificityReceptors, Cytoplasmic and NuclearReceptors, Retinoic AcidSequence Homology, Amino AcidThalamusTrans-ActivatorsTransfectionTumor Cells, CulturedConceptsResponsive elementActivation of transcriptionThyroid hormone responsive elementRetinoic acid responsive elementNeural cell lineagesAcid-responsive elementLaminin B1 geneOrphan nuclear receptorHormone-responsive elementsRAR beta geneSitu hybridization analysisRetinoic acid receptor-related orphan receptorTranscription factorsAdult mouse brainCotransfection experimentsP19 cellsCell lineagesReceptor-related orphan receptorNorthern hybridizationAcid receptor-related orphan receptorHybridization analysisSpatial expressionOrphan receptorBeta geneNuclear receptorsExpression of sodium channel α- and β-subunits in the nervous system of themyelin-deficient rat
Felts P, Black J, Waxman S. Expression of sodium channel α- and β-subunits in the nervous system of themyelin-deficient rat. Brain Cell Biology 1995, 24: 654-666. PMID: 7500121, DOI: 10.1007/bf01179816.Peer-Reviewed Original ResearchConceptsSodium channel αMale littermatesSubtype-specific riboprobesDorsal root gangliaChannel αNormal male littermatesSodium channel subunitsUnaffected male littermatesDays of ageAdult expression patternRoot gangliaSpinal cordExpression patternsAdult ratsNervous systemUnaffected littermatesSodium channelsLittermatesPattern of expressionChannel subunitsRatsGreater expressionSitu hybridization techniqueUnaffected animalsPrevious reportsNa+ channel β1 subunit mRNA: differential expression in rat spinal sensory neurons
Oh Y, Sashihara S, Black J, Waxman S. Na+ channel β1 subunit mRNA: differential expression in rat spinal sensory neurons. Brain Research 1995, 30: 357-361. PMID: 7637585, DOI: 10.1016/0169-328x(95)00052-t.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsGanglia, SpinalGene ExpressionIn Situ HybridizationNeurons, AfferentRatsRNA, MessengerSodium ChannelsSpinal CordConceptsDRG neuronsNervous systemChannel beta 1 subunit (Na beta 1) mRNARat dorsal root ganglion neuronsCell bodiesDorsal root ganglion neuronsSubunit mRNAsBeta 1 mRNA expressionRat central nervous systemSmall DRG neuronsLarge DRG neuronsSpinal sensory neuronsPeripheral nervous systemPostnatal day 4Central nervous systemBeta 1 mRNABeta 1 subunit mRNASitu hybridization histochemistryAdult DRGGanglion neuronsSensory neuronsDay 4Hybridization histochemistryMRNA expressionNeurons
1994
Rat brain Na+ channel mRNAs in non‐excitable Schwann cells
Oh Y, Black J, Waxman S. Rat brain Na+ channel mRNAs in non‐excitable Schwann cells. FEBS Letters 1994, 350: 342-346. PMID: 8070590, DOI: 10.1016/0014-5793(94)00807-8.Peer-Reviewed Original Research