2004
The voltage-gated potassium channel Kv1.3 regulates peripheral insulin sensitivity
Xu J, Wang P, Li Y, Li G, Kaczmarek LK, Wu Y, Koni PA, Flavell RA, Desir GV. The voltage-gated potassium channel Kv1.3 regulates peripheral insulin sensitivity. Proceedings Of The National Academy Of Sciences Of The United States Of America 2004, 101: 3112-3117. PMID: 14981264, PMCID: PMC365752, DOI: 10.1073/pnas.0308450100.Peer-Reviewed Original ResearchMeSH KeywordsAdipose TissueAnimalsBiological TransportFastingGlucoseInsulinInterleukin-6JNK Mitogen-Activated Protein KinasesKineticsKv1.3 Potassium ChannelMaleMiceMice, Inbred C57BLMice, KnockoutMice, ObeseMitogen-Activated Protein KinasesModels, BiologicalMuscle, SkeletalPotassium ChannelsPotassium Channels, Voltage-GatedTumor Necrosis Factor-alphaConceptsKv1.3-/- micePeripheral glucose homeostasisPeripheral insulin sensitivityPlasma membraneGene inactivationInsulin sensitivityAmount of GLUT4Skeletal muscleTerminal kinase (JNK) activityGlucose homeostasisAdipose tissueLower blood insulin levelsVoltage-gated potassium channelsInsulin-stimulated glucose uptakeVoltage-gated potassium channel Kv1.3Tumor necrosis factor productionExperimental autoimmune encephalitisBlood insulin levelsHigh-fat dietPotassium channel Kv1.3Tumor necrosis factor secretionPeripheral T lymphocytesKinase activityNecrosis factor productionNumber of tissues
2003
International Union of Pharmacology. XLI. Compendium of Voltage-Gated Ion Channels: Potassium Channels
Gutman GA, Chandy KG, Adelman JP, Aiyar J, Bayliss DA, Clapham DE, Covarriubias M, Desir GV, Furuichi K, Ganetzky B, Garcia ML, Grissmer S, Jan LY, Karschin A, Kim D, Kuperschmidt S, Kurachi Y, Lazdunski M, Lesage F, Lester HA, McKinnon D, Nichols CG, O'Kelly I, Robbins J, Robertson GA, Rudy B, Sanguinetti M, Seino S, Stuehmer W, Tamkun MM, Vandenberg CA, Wei A, Wulff H, Wymore RS. International Union of Pharmacology. XLI. Compendium of Voltage-Gated Ion Channels: Potassium Channels. Pharmacological Reviews 2003, 55: 583-586. PMID: 14657415, DOI: 10.1124/pr.55.4.9.Peer-Reviewed Original ResearchThe voltage-gated potassium channel Kv1.3 regulates energy homeostasis and body weight
Xu J, Koni PA, Wang P, Li G, Kaczmarek L, Wu Y, Li Y, Flavell RA, Desir GV. The voltage-gated potassium channel Kv1.3 regulates energy homeostasis and body weight. Human Molecular Genetics 2003, 12: 551-559. PMID: 12588802, DOI: 10.1093/hmg/ddg049.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBasal MetabolismBody WeightHomeostasisKv1.3 Potassium ChannelMiceObesityOrgan SpecificityPotassium ChannelsPotassium Channels, Voltage-GatedConceptsBody weightBasal metabolic rateKv1.3 channelsDiet-induced obesityHigh-fat dietBody weight regulationT cell activationVoltage-gated potassium channel Kv1.3Voltage-gated potassium channelsPotassium channel Kv1.3Control littermatesFood intakeLittermate controlsKnockout miceWeight regulationIndirect calorimetryMetabolic rateChannel inhibitionCell activationEnergy homeostasisKnockout animalsPotassium channelsCell membrane potentialMiceChannel Kv1.3
2002
Expression of KCNA10, a voltage-gated K channel, in glomerular endothelium and at the apical membrane of the renal proximal tubule.
Yao X, Tian S, Chan HY, Biemesderfer D, Desir GV. Expression of KCNA10, a voltage-gated K channel, in glomerular endothelium and at the apical membrane of the renal proximal tubule. Journal Of The American Society Of Nephrology 2002, 13: 2831-9. PMID: 12444201, DOI: 10.1097/01.asn.0000036866.37886.c5.Peer-Reviewed Original ResearchConceptsVascular smooth muscle cellsProximal tubular cellsSmooth muscle cellsApical membraneImportant cellular functionsSitu hybridization experimentsVascular toneVoltage-activated K channelsTubular cellsMuscle cellsImmunocytochemical studyCellular functionsHuman proximal tubular cellsRat proximal tubular cellsSubcellular localizationHybridization experimentsVoltage-gated K channelsK channelsNorthern blotRenal proximal tubulesCell membrane voltageVascular endothelial cellsKCNA10Cell membrane potentialVascular tissueRegulation of the voltage-gated K+ channel KCNA10 by KCNA4B, a novel β-subunit
Tian S, Liu W, Wu Y, Rafi H, Segal AS, Desir GV. Regulation of the voltage-gated K+ channel KCNA10 by KCNA4B, a novel β-subunit. American Journal Of Physiology. Renal Physiology 2002, 283: f142-f149. PMID: 12060596, DOI: 10.1152/ajprenal.00258.2001.Peer-Reviewed Original Research
2000
KCNA10: a novel ion channel functionally related to both voltage-gated potassium and CNG cation channels
Lang R, Lee G, Liu W, Tian S, Rafi H, Orias M, Segal A, Desir G. KCNA10: a novel ion channel functionally related to both voltage-gated potassium and CNG cation channels. American Journal Of Physiology. Renal Physiology 2000, 278: f1013-f1021. PMID: 10836990, DOI: 10.1152/ajprenal.2000.278.6.f1013.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBase SequenceCyclic Nucleotide-Gated Cation ChannelsDNA PrimersFemaleHumansIn Vitro TechniquesIon Channel GatingIon ChannelsMembrane PotentialsOocytesPatch-Clamp TechniquesPotassium Channel BlockersPotassium ChannelsPotassium Channels, Voltage-GatedRabbitsRecombinant ProteinsSecond Messenger SystemsShaker Superfamily of Potassium ChannelsXenopus laevisClose Association of the N Terminus of Kv1.3 with the Pore Region*
Yao X, Liu W, Tian S, Rafi H, Segal A, Desir G. Close Association of the N Terminus of Kv1.3 with the Pore Region*. Journal Of Biological Chemistry 2000, 275: 10859-10863. PMID: 10753881, DOI: 10.1074/jbc.275.15.10859.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsCharybdotoxinKv1.3 Potassium ChannelMolecular Sequence DataOsmolar ConcentrationPotassium ChannelsPotassium Channels, Voltage-GatedRabbitsXenopus laevisConceptsN-terminusPore regionSteady-state protein levelsLarge single-channel conductanceVoltage-gated potassium channelsWild-type channelsShaker proteinCertain amino acidsChannel assemblyWild typeChannel proteinsChannel functionAmino acidsSingle-channel conductancePore blockersSpeed of inactivationTerminusProtein levelsDomain leadPore selectivityPotassium channelsProteinType channelsKinetic propertiesChannel conductance
1998
Characterization of a Regulatory Region in the N-Terminus of Rabbit Kv1.3
Yao X, Huang Y, Kwan HY, Chan P, Segal AS, Desir G. Characterization of a Regulatory Region in the N-Terminus of Rabbit Kv1.3. Biochemical And Biophysical Research Communications 1998, 249: 492-498. PMID: 9712724, DOI: 10.1006/bbrc.1998.9122.Peer-Reviewed Original ResearchAmino Acid SequenceAnimalsChemical PhenomenaChemistry, PhysicalDynaminsElectric ConductivityEndocytosisFemaleGene DeletionGene ExpressionGTP PhosphohydrolasesKv1.3 Potassium ChannelMolecular Sequence DataMutagenesisOocytesPeptide FragmentsPotassium ChannelsPotassium Channels, Voltage-GatedProtein Sorting SignalsRabbitsRNA, ComplementaryStructure-Activity RelationshipTransfectionXenopus laevis
1997
Genomic Localization of the Human Gene for KCNA10, a cGMP-Activated K Channel
Orias M, Bray-Ward P, Curran M, Keating M, Desir G. Genomic Localization of the Human Gene for KCNA10, a cGMP-Activated K Channel. Genomics 1997, 42: 33-37. PMID: 9177773, DOI: 10.1006/geno.1997.4712.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceBase SequenceChromosome MappingChromosomes, Artificial, YeastChromosomes, Human, Pair 1Cloning, MolecularCyclic GMPDNA PrimersHumansIn Situ Hybridization, FluorescenceMicrosatellite RepeatsMolecular Sequence DataPolymerase Chain ReactionPotassium ChannelsPotassium Channels, Voltage-GatedShaker Superfamily of Potassium ChannelsConceptsHuman genesK channel genesCandidate gene analysisGenomic localizationMicrosatellite lociCellular functionsGenetic intervalYAC clonesChromosome 1Channel genesFiner mappingGenesKCNA10Gene analysisSitu hybridizationK channelsCritical rolePotassium channelsIntracellular cGMPP13.1KCNA3CGMPImportant componentLociClones
1996
Molecular cloning of a glibenclamide-sensitive, voltage-gated potassium channel expressed in rabbit kidney.
Yao X, Chang AY, Boulpaep EL, Segal AS, Desir GV. Molecular cloning of a glibenclamide-sensitive, voltage-gated potassium channel expressed in rabbit kidney. Journal Of Clinical Investigation 1996, 97: 2525-2533. PMID: 8647945, PMCID: PMC507338, DOI: 10.1172/jci118700.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBase SequenceBrainCloning, MolecularDNA PrimersFemaleGenetic VariationGenomic LibraryGlyburideHumansKidney MedullaKv1.3 Potassium ChannelMiceModels, BiologicalMolecular Sequence DataOocytesPancreatitis-Associated ProteinsPhylogenyPolymerase Chain ReactionPotassium ChannelsPotassium Channels, Voltage-GatedRabbitsRecombinant ProteinsSequence Homology, Amino AcidXenopus laevisConceptsVoltage-gated potassium channelsMolecular cloningFunctional expressionShaker-like potassium channelsPotassium channelsShaker geneGRB-PAP1Novel memberAmino terminusMolecular evidenceShaker channelsAmino acidsXenopus oocytesRabbit kidneyRenal potassium transportCloningGenesPotassium transportChannel clonesFirst reportRabbit brainPotassium conductanceFamilyExpressionKidney