2001
Cloning and Expression of a Chloride-dependent Na+-H+ Exchanger*
Sangan P, Rajendran VM, Geibel JP, Binder HJ. Cloning and Expression of a Chloride-dependent Na+-H+ Exchanger*. Journal Of Biological Chemistry 2001, 277: 9668-9675. PMID: 11773056, DOI: 10.1074/jbc.m110852200.Peer-Reviewed Original ResearchMeSH KeywordsAmilorideAmino Acid SequenceAnimalsBlotting, NorthernCell LineChlorineCloning, MolecularColonDiureticsDNA, ComplementaryFibroblastsHydrogen-Ion ConcentrationIn Situ HybridizationMaleMolecular Sequence DataPhosphorylationProtein Structure, TertiaryRatsRats, Sprague-DawleyRNA, MessengerSequence Homology, Amino AcidSodiumSodium-Hydrogen Exchanger 1Sodium-Hydrogen ExchangersTime FactorsTissue DistributionConceptsRat distal colonDistal colonAmino acidsCrypt cellsExchange isoformsDietary sodium depletionColonic crypt cellsFull-length cDNACl- channel blockerColonic epithelial cellsN-terminal regionNorthern blot analysisSodium depletionChannel blockersNovel C-terminusPutative transmembranePS120 fibroblastsAcid loadDependent intracellularC-terminusNHE-1Epithelial cellsIsoform inhibitorAmiloride analoguesMultiple tissues
1998
Role of Apical H-K Exchange and Basolateral K Channel in the Regulation of Intracellular pH in Rat Distal Colon Crypt Cells
Ikuma M, Binder H, Geibel J. Role of Apical H-K Exchange and Basolateral K Channel in the Regulation of Intracellular pH in Rat Distal Colon Crypt Cells. The Journal Of Membrane Biology 1998, 166: 205-212. PMID: 9843594, DOI: 10.1007/s002329900462.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntiportersBariumCell PolarityColonEpithelial CellsH(+)-K(+)-Exchanging ATPaseHomeostasisHydrogen-Ion ConcentrationIntestinal MucosaIntracellular FluidIon TransportMaleOuabainPotassiumPotassium ChannelsPotassium-Hydrogen AntiportersRatsRats, Sprague-DawleySodium-Potassium-Exchanging ATPase
1997
Novel Transport Properties of Colonic Crypt Cells: Fluid Absorption and Cl-Dependent Na-H Exchange
Binder H, Singh S, Geibel J, Rajendran V. Novel Transport Properties of Colonic Crypt Cells: Fluid Absorption and Cl-Dependent Na-H Exchange. Comparative Biochemistry And Physiology Part A Molecular & Integrative Physiology 1997, 118: 265-269. PMID: 9366054, DOI: 10.1016/s0300-9629(97)00079-0.Peer-Reviewed Original ResearchConceptsNa-H exchangeCrypt cellsFluid absorptionLamina propria cellsColonic ion transportNet fluid secretionRat distal colonColonic crypt cellsPresence of myofibroblastsApical membrane vesiclesSecretory processRinger-like solutionDibutyryl cyclic AMPDistal colonCrypt preparationNeurohumoral agonistsAcid loadMorphologic techniquesFluid secretionGradient stimulationAbsorptive processesCyclic AMPIndividual cryptsMyofibroblastsBath solution
1995
Chloride-dependent Na-H Exchange A NOVEL MECHANISM OF SODIUM TRANSPORT IN COLONIC CRYPTS*
Rajendran V, Geibel J, Binder H. Chloride-dependent Na-H Exchange A NOVEL MECHANISM OF SODIUM TRANSPORT IN COLONIC CRYPTS*. Journal Of Biological Chemistry 1995, 270: 11051-11054. PMID: 7744735, DOI: 10.1074/jbc.270.19.11051.Peer-Reviewed Original ResearchConceptsNa-H exchangeColonic crypt cellsCrypt cellsAcid loadRat distal colonApical membrane vesiclesNovel transport processRate of intracellularDistal colonMM amilorideSodium transportApical membraneGradient stimulationColonic cryptsAmiloride inhibitionSodium movementNovel mechanismOutward gradientCompelling evidenceCellsSodiumUptakePrior studiesColonRecovery