2025
Nav1.8, an analgesic target for nonpsychotomimetic phytocannabinoids
Ghovanloo M, Tyagi S, Zhao P, Waxman S. Nav1.8, an analgesic target for nonpsychotomimetic phytocannabinoids. Proceedings Of The National Academy Of Sciences Of The United States Of America 2025, 122: e2416886122. PMID: 39835903, PMCID: PMC11789019, DOI: 10.1073/pnas.2416886122.Peer-Reviewed Original ResearchConceptsExcitation of peripheral sensory neuronsTherapeutic potential of cannabinoidsPotential of cannabinoidsPeripheral sensory neuronsVoltage-gated sodiumSpectrum of adverse effectsNociceptor excitabilityPain signalsIn vivo studiesAnalgesic targetsPain treatmentAttenuate painRepetitive firingNav1.8Sensory neuronsTreatment optionsClinical studiesInhibit excitabilityAnalgesic compoundsPainTherapeutic potentialCannabigerolProof-of-principalAdverse effectsTreatment
2023
Sodium currents in naĂŻve mouse dorsal root ganglion neurons: No major differences between sexes
Ghovanloo M, Tyagi S, Zhao P, Effraim P, Dib-Hajj S, Waxman S. Sodium currents in naĂŻve mouse dorsal root ganglion neurons: No major differences between sexes. Channels 2023, 18: 2289256. PMID: 38055732, PMCID: PMC10761158, DOI: 10.1080/19336950.2023.2289256.Peer-Reviewed Original ResearchConceptsSexual dimorphismRodent dorsal root ganglion neuronsBiophysical propertiesDorsal root ganglion neuronsExpression patternsSex-dependent regulationVoltage-gated sodiumFunctional analysisGanglion neuronsRodent sensory neuronsMouse dorsal root ganglion neuronsNaĂŻve WT miceNumber of cellsMixed populationDimorphismUniform experimental conditionsSex-dependent differencesSensory neuronsNative DRG neuronsPain pathwaysDRG neuronsWT miceClinical studiesNav currentsAdult malesInflammation 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 transport
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