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
1999
Differential 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 NGFIn Vivo NGF Deprivation Reduces SNS Expression and TTX-R Sodium Currents in IB4-Negative DRG Neurons
Fjell J, Cummins T, Fried K, Black J, Waxman S. In Vivo NGF Deprivation Reduces SNS Expression and TTX-R Sodium Currents in IB4-Negative DRG Neurons. Journal Of Neurophysiology 1999, 81: 803-810. PMID: 10036280, DOI: 10.1152/jn.1999.81.2.803.Peer-Reviewed Original ResearchConceptsTTX-R sodium currentsNerve growth factorPA/pFDRG neuronsHigh antibody titersSodium current densityNGF-deprived neuronsSodium currentAntibody titersAdult ratsSmall dorsal root ganglion neuronsTetrodotoxin-resistant sodium channelsDorsal root ganglion neuronsTTX-R currentsSodium channel expressionMRNA hybridization signalsPathological painThermal hypoalgesiaGanglion neuronsControl neuronsIsolectin IB4Channel expressionNGF deprivationMRNA expressionNeurons