2002
On the natriuretic effect of verapamil: inhibition of ENaC and transepithelial sodium transport
Segal AS, Hayslett JP, Desir GV. On the natriuretic effect of verapamil: inhibition of ENaC and transepithelial sodium transport. American Journal Of Physiology. Renal Physiology 2002, 283: f765-f770. PMID: 12217868, DOI: 10.1152/ajprenal.00253.2001.Peer-Reviewed Original ResearchMeSH KeywordsAldosteroneAnimalsBiological Transport, ActiveCalcium Channel BlockersCells, CulturedDose-Response Relationship, DrugElectrophysiologyEpithelial Sodium ChannelsEpitheliumIn Vitro TechniquesInsulinKidneyKidney Tubules, CollectingNatriuresisNifedipineOocytesPatch-Clamp TechniquesSodiumSodium Channel BlockersSodium ChannelsVasopressinsVerapamilXenopus laevisConceptsNatriuretic effectDirect tubular effectAdministration of verapamilRemoval of extracellularTubular effectsTransepithelial sodium transportHemodynamic changesInhibition of ENaCSurrogate markerChannel blockersMicroM verapamilDistal tubulesA6 cellsMicroM amilorideUssing chambersVerapamilL-typeSodium transportBasolateral sideTransepithelial resistanceSignificant increaseApical sidePermeable supportsInhibitionTransepithelial
1992
Isolation of putative voltage-gated epithelial K-channel isoforms from rabbit kidney and LLC-PK1 cells
Desir GV, Hamlin HA, Puente E, Reilly RF, Hildebrandt F, Igarashi P. Isolation of putative voltage-gated epithelial K-channel isoforms from rabbit kidney and LLC-PK1 cells. American Journal Of Physiology 1992, 262: f151-f157. PMID: 1733291, DOI: 10.1152/ajprenal.1992.262.1.f151.Peer-Reviewed Original ResearchConceptsDeduced amino acid sequenceAmino acid sequenceAcid sequenceVoltage-gated K channelsRabbit genomic DNAPutative transmembrane segmentsShaker-like genesPutative voltage sensorShaker gene familyVoltage-gated potassium channelsGene familyShaker proteinRenal epithelial cellsTransmembrane segmentsSequence similarityRabbit cDNAEpithelial cell lineSouthern analysisProtein sequencesLLC-PK1 cellsDifferent genesGenomic DNAKidney cDNACDNAS4 segment