2021
Cannabidiol and Sodium Channel Pharmacology: General Overview, Mechanism, and Clinical Implications
Ghovanloo MR, Ruben PC. Cannabidiol and Sodium Channel Pharmacology: General Overview, Mechanism, and Clinical Implications. The Neuroscientist 2021, 28: 318-334. PMID: 34027742, PMCID: PMC9344566, DOI: 10.1177/10738584211017009.Peer-Reviewed Original ResearchConceptsClinical implicationsNav channelsPotential therapeutic meansInteractions of cannabidiolVoltage-gated sodiumSodium channel pharmacologyClinical syndromePreclinical studiesCBD useNeurological conditionsCBD interactionsChannel pharmacologyTherapeutic meansAction potentialsMuscular problemsPathophysiological conditionsCannabidiolChannel functionExcitable tissuesViable compoundCannabis plantTissueDifferent tissuesHyperexcitabilitySyndromeCannabidiol inhibits the skeletal muscle Nav1.4 by blocking its pore and by altering membrane elasticity
Ghovanloo MR, Choudhury K, Bandaru TS, Fouda MA, Rayani K, Rusinova R, Phaterpekar T, Nelkenbrecher K, Watkins AR, Poburko D, Thewalt J, Andersen OS, Delemotte L, Goodchild SJ, Ruben PC. Cannabidiol inhibits the skeletal muscle Nav1.4 by blocking its pore and by altering membrane elasticity. The Journal Of General Physiology 2021, 153: e202012701. PMID: 33836525, PMCID: PMC8042605, DOI: 10.1085/jgp.202012701.Peer-Reviewed Original ResearchCannabidiolChannelopathiesElasticityHumansMuscle, SkeletalNAV1.4 Voltage-Gated Sodium ChannelVoltage-Gated Sodium Channels
2020
Cannabidiol interactions with voltage-gated sodium channels
Sait LG, Sula A, Ghovanloo MR, Hollingworth D, Ruben PC, Wallace B. Cannabidiol interactions with voltage-gated sodium channels. ELife 2020, 9: e58593. PMID: 33089780, PMCID: PMC7641581, DOI: 10.7554/elife.58593.Peer-Reviewed Original ResearchMeSH KeywordsBinding SitesCannabidiolCrystallography, X-RayElectrophysiologyProtein ConformationSequence AlignmentVoltage-Gated Sodium ChannelsConceptsVoltage-gated sodium channelsNavMs voltage-gated sodium channelHigh-resolution X-ray crystallographyIon translocation pathwaySodium channelsCentral hydrophobic cavitySodium channel mutationsTranslocation pathwayMolecular mechanismsNovel siteNovel insightsTRPV2 channelsTarget siteChannel mutationsX-ray crystallographyNon-psychoactive compoundFunctional effectsHydrophobic cavityCannabis plantChannel inhibitionSitesPlantsMutationsNeurological diseasesType of epilepsyCannabidiol protects against high glucose‐induced oxidative stress and cytotoxicity in cardiac voltage‐gated sodium channels
Fouda MA, Ghovanloo M, Ruben PC. Cannabidiol protects against high glucose‐induced oxidative stress and cytotoxicity in cardiac voltage‐gated sodium channels. British Journal Of Pharmacology 2020, 177: 2932-2946. PMID: 32077098, PMCID: PMC7279989, DOI: 10.1111/bph.15020.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCannabidiolCricetinaeCricetulusGlucoseHumansOxidative StressVoltage-Gated Sodium ChannelsConceptsHigh glucoseOxidative stressHigh glucose-induced oxidative stressCardiac voltage-gated sodium channelGlucose-induced oxidative stressReactive oxygen speciesCardiac sodium channel isoformChannel inhibitory effectVoltage-gated sodium channelsSteady-state fast inactivationHigh glucose conditionsSodium channel isoformsAction potential modellingDeleterious effectsCardiovascular complicationsDiabetic patientsAction potentialsCell viability assaysArrhythmiasMajor causeInhibitory effectChannel isoformsCannabidiolGlucose conditionsSodium channels
2018
A Mixed Periodic Paralysis & Myotonia Mutant, P1158S, Imparts pH-Sensitivity in Skeletal Muscle Voltage-gated Sodium Channels
Ghovanloo MR, Abdelsayed M, Peters CH, Ruben PC. A Mixed Periodic Paralysis & Myotonia Mutant, P1158S, Imparts pH-Sensitivity in Skeletal Muscle Voltage-gated Sodium Channels. Scientific Reports 2018, 8: 6304. PMID: 29674667, PMCID: PMC5908869, DOI: 10.1038/s41598-018-24719-y.Peer-Reviewed Original ResearchConceptsPeriodic paralysisSkeletal muscle voltageSkeletal muscle channelopathiesHypokalemic periodic paralysisSteady-state fast inactivationLow potassium levelsAutosomal dominant mutationsEpisodic attacksIntense exercisePhysical activityMuscle channelopathiesBlood acidosisCommon triggerPotassium levelsAction potential modelingParalysisSodium channelsMuscular contractionSkeletal muscleMyotoniaPhenotype correlationLate currentPatientsExtracellular pHFast inactivationpH Modulation of Voltage-Gated Sodium Channels
Peters CH, Ghovanloo MR, Gershome C, Ruben PC. pH Modulation of Voltage-Gated Sodium Channels. Handbook Of Experimental Pharmacology 2018, 246: 147-160. PMID: 29460150, DOI: 10.1007/164_2018_99.Peer-Reviewed Original ResearchConceptsElectrical diseaseSodium channelsChannel gatingDisease-causing mutantsSodium channel poreTransient sodium currentModulation of VoltageIschemic strokeNon-inactivating channelsSkeletal muscle sodium channelsAcute symptomsCocaine ingestionCardiac ischemiaSodium channel mutationsMuscle sodium channelsSodium currentIsoform specificitySodium channel gatingTissue-level effectsPathophysiological conditionsChannel mutationsSkeletal muscleDiseaseCardiac tissueChannel poreEffects of acidosis on neuronal voltage-gated sodium channels: Nav1.1 and Nav1.3
Ghovanloo MR, Peters CH, Ruben PC. Effects of acidosis on neuronal voltage-gated sodium channels: Nav1.1 and Nav1.3. Channels 2018, 12: 367-377. PMID: 30362397, PMCID: PMC6284583, DOI: 10.1080/19336950.2018.1539611.Peer-Reviewed Original ResearchMeSH KeywordsAcidosisAnimalsCells, CulturedCHO CellsCricetulusNeuronsPatch-Clamp TechniquesVoltage-Gated Sodium ChannelsConceptsSodium channel subtypesVoltage-gated sodium channelsChannel subtypesNeuronal voltage-gated sodium channelsSodium channelsEffect of acidosisSteady-state fast inactivationPH-sensitive channelsNeonatal neuronsFast inactivationAdult neuronsInhibitory neuronsPathophysiological manifestationsNav1.3Nav1.1Membrane excitabilityExtracellular acidosisNeuronsSubtypesAcidosisModerate reductionExtracellular pHTissue-specific mannerKey contributorExcitability
2016
Chapter Fifteen Physiology and Pathophysiology of Sodium Channel Inactivation
Ghovanloo MR, Aimar K, Ghadiry-Tavi R, Yu A, Ruben PC. Chapter Fifteen Physiology and Pathophysiology of Sodium Channel Inactivation. Current Topics In Membranes 2016, 78: 479-509. PMID: 27586293, DOI: 10.1016/bs.ctm.2016.04.001.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAnimalsCentral Nervous SystemHumansNeurotoxinsProtein IsoformsProtein SubunitsVoltage-Gated Sodium Channel BlockersVoltage-Gated Sodium Channels