2023
Inflammation differentially controls transport of depolarizing Nav versus hyperpolarizing Kv channels to drive rat nociceptor activity
Higerd-Rusli G, Tyagi S, Baker C, Liu S, Dib-Hajj F, Dib-Hajj S, Waxman S. Inflammation differentially controls transport of depolarizing Nav versus hyperpolarizing Kv channels to drive rat nociceptor activity. Proceedings Of The National Academy Of Sciences Of The United States Of America 2023, 120: e2215417120. PMID: 36897973, PMCID: PMC10089179, DOI: 10.1073/pnas.2215417120.Peer-Reviewed Original ResearchConceptsCell biological mechanismsAxonal surfaceLive-cell imagingIon channel traffickingAnterograde transport vesiclesTransport vesiclesInflammatory mediatorsChannel traffickingPlasma membraneVesicular loadingIon channelsKv channelsPotential therapeutic targetPotassium channel KSodium channel NaTraffickingBiological mechanismsTherapeutic targetAbundanceRetrograde transportDistal axonsChannel NaInflammatory painNociceptor activityAxonal transportPaclitaxel effects on axonal localization and vesicular trafficking of NaV1.8
Baker C, Tyagi S, Higerd-Rusli G, Liu S, Zhao P, Dib-Hajj F, Waxman S, Dib-Hajj S. Paclitaxel effects on axonal localization and vesicular trafficking of NaV1.8. Frontiers In Molecular Neuroscience 2023, 16: 1130123. PMID: 36860665, PMCID: PMC9970094, DOI: 10.3389/fnmol.2023.1130123.Peer-Reviewed Original ResearchChemotherapy-induced peripheral neuropathyDorsal root gangliaPTX treatmentDRG axonsEffect of paclitaxelVoltage-gated sodium channel NaPain syndromePeripheral neuropathyDRG neuronsSodium channel NaRoot gangliaCell cycle arrestNeuronal somataSensory neuronsSide effectsTherapeutic targetingTumor growthPaclitaxel effectAntineoplastic agentsAxonal localizationPaclitaxelNumber of NaAxonal compartmentAxonsChannel Na
2022
The fates of internalized NaV1.7 channels in sensory neurons: Retrograde cotransport with other ion channels, axon-specific recycling, and degradation
Higerd-Rusli G, Tyagi S, Liu S, Dib-Hajj F, Waxman S, Dib-Hajj S. The fates of internalized NaV1.7 channels in sensory neurons: Retrograde cotransport with other ion channels, axon-specific recycling, and degradation. Journal Of Biological Chemistry 2022, 299: 102816. PMID: 36539035, PMCID: PMC9843449, DOI: 10.1016/j.jbc.2022.102816.Peer-Reviewed Original ResearchConceptsMembrane proteinsIon channelsNeuronal functionDistinct neuronal compartmentsAxonal membrane proteinsRetrograde traffickingNeuronal polarityRecycling pathwayLate endosomesPlasma membraneSpecific proteinsAxonal traffickingNovel mechanismCell membraneSodium channel NaNeuronal compartmentsMultiple pathwaysLive neuronsVoltage-gated sodium channel NaProteinEndocytosisMembrane specializationsTraffickingMembraneChannel Na
2019
Building sensory axons: Delivery and distribution of NaV1.7 channels and effects of inflammatory mediators
Akin EJ, Higerd-Rusli GP, Mis MA, Tanaka BS, Adi T, Liu S, Dib-Hajj FB, Waxman SG, Dib-Hajj SD. Building sensory axons: Delivery and distribution of NaV1.7 channels and effects of inflammatory mediators. Science Advances 2019, 5: eaax4755. PMID: 31681845, PMCID: PMC6810356, DOI: 10.1126/sciadv.aax4755.Peer-Reviewed Original ResearchConceptsMicrotubule-dependent vesicular transportSingle-molecule resolutionVesicular traffickingVesicular transportSurface deliveryPlasma membraneMembrane distributionFunctional studiesAxon terminiSodium channel NaLive visualizationSensory axonsVesiclesTraffickingNew insightsChannel NaContribution of NaDisease statesRab6ANav1.7 channelsDorsal root ganglion neuronsTerminusThreefold increaseGanglion neuronsMembrane