2000
Ouabain-sensitive H,K-ATPase Functions as Na,K-ATPase in Apical Membranes of Rat Distal Colon*
Rajendran V, Sangan P, Geibel J, Binder H. Ouabain-sensitive H,K-ATPase Functions as Na,K-ATPase in Apical Membranes of Rat Distal Colon*. Journal Of Biological Chemistry 2000, 275: 13035-13040. PMID: 10777607, DOI: 10.1074/jbc.275.17.13035.Peer-Reviewed Original ResearchColonic H-K-ATPase α- and β-subunits express ouabain-insensitive H-K-ATPase
Sangan P, Thevananther S, Sangan S, Rajendran V, Binder H. Colonic H-K-ATPase α- and β-subunits express ouabain-insensitive H-K-ATPase. American Journal Of Physiology - Cell Physiology 2000, 278: c182-c189. PMID: 10644526, DOI: 10.1152/ajpcell.2000.278.1.c182.Peer-Reviewed Original Research
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 ATPaseDifferential localization of colonic H+-K+-ATPase isoforms in surface and crypt cells
Rajendran V, Singh S, Geibel J, Binder H. Differential localization of colonic H+-K+-ATPase isoforms in surface and crypt cells. American Journal Of Physiology 1998, 274: g424-g429. PMID: 9486199, DOI: 10.1152/ajpgi.1998.274.2.g424.Peer-Reviewed Original ResearchConceptsCrypt cellsColonic cryptsRat distal colonSurface cellsSurface epithelial cellsATPase isoformsOuabain-insensitive componentApical membraneDistal colonAcid loadDependent intracellularEpithelial cellsATPase activityCryptsDifferential localizationOuabainATPase alpha subunitCellsAlpha subunitCompelling evidenceIsoformsColonActivityRecovery
1995
Functional expression and segmental localization of rat colonic K-adenosine triphosphatase.
Lee J, Rajendran V, Mann A, Kashgarian M, Binder H. Functional expression and segmental localization of rat colonic K-adenosine triphosphatase. Journal Of Clinical Investigation 1995, 96: 2002-2008. PMID: 7560093, PMCID: PMC185838, DOI: 10.1172/jci118247.Peer-Reviewed Original Research
1992
Mucosal ouabain and Na+ inhibit active Rb+(K+) absorption in normal and sodium-depleted rat distal colon
Pandiyan V, Rajendran V, Binder H. Mucosal ouabain and Na+ inhibit active Rb+(K+) absorption in normal and sodium-depleted rat distal colon. Gastroenterology 1992, 102: 1846-1853. PMID: 1587404, DOI: 10.1016/0016-5085(92)90304-h.Peer-Reviewed Original Research
1991
Apical membrane localization of ouabain-sensitive K(+)-activated ATPase activities in rat distal colon
Del Castillo J, Rajendran V, Binder H. Apical membrane localization of ouabain-sensitive K(+)-activated ATPase activities in rat distal colon. American Journal Of Physiology 1991, 261: g1005-g1011. PMID: 1837421, DOI: 10.1152/ajpgi.1991.261.6.g1005.Peer-Reviewed Original ResearchConceptsRat distal colonOuabain-insensitive fractionDistal colonOuabain-sensitive fractionOuabain-insensitive componentHalf-maximal concentrationApical membraneATPase activityColonic mucosaProximal colonColonActivation curveAbsorptive processesAdenosinetriphosphatase activityApical membrane localizationBasolateral membraneHomogenatesN-ethylmaleimideMucosaActivityOmeprazole
1989
Characterization of aldosterone-induced potassium secretion in rat distal colon.
Sweiry J, Binder H. Characterization of aldosterone-induced potassium secretion in rat distal colon. Journal Of Clinical Investigation 1989, 83: 844-851. PMID: 2921323, PMCID: PMC303757, DOI: 10.1172/jci113967.Peer-Reviewed Original Research