1994
Inhibition of Na(+)-K(+)-ATPase activates Na(+)-K(+)-2Cl- cotransporter activity in cultured ciliary epithelium
Dong J, Delamere N, Coca-Prados M. Inhibition of Na(+)-K(+)-ATPase activates Na(+)-K(+)-2Cl- cotransporter activity in cultured ciliary epithelium. American Journal Of Physiology 1994, 266: c198-c205. PMID: 8304416, DOI: 10.1152/ajpcell.1994.266.1.c198.Peer-Reviewed Original ResearchConceptsCotransporter activityCiliary epitheliumATPase inhibitionPotassium channel blockerNonpigmented ciliary epitheliumChannel blockersOuabain treatmentStimulatory effectPotassium effluxExtracellular concentrationCellular sodiumPotassium channelsCellular potassiumOuabain-induced activationIntracellular potassiumPotassium influxEpitheliumCell linesCotransporter stimulationCotransporterInhibitionPotassium efflux rateEfflux rateATPase activityUptake component
1993
Calcium-dependent regulation of cation transport in cultured human nonpigmented ciliary epithelial cells
Mito T, Delamere N, Coca-Prados M. Calcium-dependent regulation of cation transport in cultured human nonpigmented ciliary epithelial cells. American Journal Of Physiology 1993, 264: c519-c526. PMID: 8384781, DOI: 10.1152/ajpcell.1993.264.3.c519.Peer-Reviewed Original ResearchMeSH KeywordsBiological TransportBumetanideCalcimycinCalciumCarrier ProteinsCationsCell Line, TransformedCiliary BodyEgtazic AcidEpithelial CellsEpitheliumHumansOuabainPigment Epithelium of EyePotassium ChannelsQuinidineRubidiumSodium-Potassium-Chloride SymportersSodium-Potassium-Exchanging ATPaseTerpenesThapsigarginConceptsPotassium channelsIntracellular calcium bufferPotassium channel activityOuabain-sensitive potassium (86Rb) uptakeOuabain-sensitive componentCalcium-induced activationOuabain-insensitive componentNa-K-ATPaseCalcium-induced stimulationCiliary epithelial cellsNa-K-adenosinetriphosphataseMM quinidineThapsigargin stimulationIntracellular calciumPotassium lossCiliary epitheliumCalcium-dependent regulationEpithelial cellsAcetoxymethyl esterCalcium bufferCultured humanChannel activityCell linesCotransporterBumetanide
1989
Electrical membrane properties of a cell clone derived from human nonpigmented ciliary epithelium.
Helbig H, Korbmacher C, Wohlfarth J, Coca-Prados M, Wiederholt M. Electrical membrane properties of a cell clone derived from human nonpigmented ciliary epithelium. Investigative Ophthalmology & Visual Science 1989, 30: 882-9. PMID: 2470692.Peer-Reviewed Original ResearchMeSH Keywords4,4'-Diisothiocyanostilbene-2,2'-Disulfonic Acid4-Acetamido-4'-isothiocyanatostilbene-2,2'-disulfonic AcidCalciumCell MembraneChloridesCiliary BodyClone CellsCyclamatesElectric ConductivityEpithelial CellsEpitheliumExtracellular SpaceHumansHydrogen-Ion ConcentrationOuabainPigmentationPotassiumSodiumConceptsIntracellular potentialsCiliary epitheliumCell clonesPresence of SITSPresence of ouabainElectrical membrane propertiesAddition of ouabainCiliary epithelial cellsMM EGTAEpithelial cellsTransient depolarizationMicroelectrode techniquesMembrane voltageCultured humanExtracellular ClCl- conductanceEpitheliumOuabainMembrane potentialIntracellular voltageFree solutionPotential response