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 ResearchMeSH KeywordsAnimalsColonIn Vitro TechniquesIntestinal AbsorptionIntestinal MucosaMaleOuabainPotassiumRatsRats, Inbred StrainsRubidium RadioisotopesSodium
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-ethylmaleimideMucosaActivityOmeprazoleSodium uptake across basolateral membrane of rat distal colon. Evidence for Na-H exchange and Na-anion cotransport.
Rajendran V, Oesterlin M, Binder H. Sodium uptake across basolateral membrane of rat distal colon. Evidence for Na-H exchange and Na-anion cotransport. Journal Of Clinical Investigation 1991, 88: 1379-1385. PMID: 1655829, PMCID: PMC295609, DOI: 10.1172/jci115444.Peer-Reviewed Original ResearchMechanism of short-chain fatty acid uptake by apical membrane vesicles of rat distal colon
Mascolo N, Rajendran V, Binder H. Mechanism of short-chain fatty acid uptake by apical membrane vesicles of rat distal colon. Gastroenterology 1991, 101: 331-338. PMID: 2065907, DOI: 10.1016/0016-5085(91)90008-9.Peer-Reviewed Original ResearchMeSH Keywords4-Acetamido-4'-isothiocyanatostilbene-2,2'-disulfonic Acid4,4'-Diisothiocyanostilbene-2,2'-Disulfonic AcidAnimalsAnionsBicarbonatesBiological Transport, ActiveButyratesButyric AcidCell MembraneColonFatty Acids, VolatileHydrogen-Ion ConcentrationIn Vitro TechniquesIntestinal AbsorptionRatsRats, Inbred Strains
1990
Characterization of butyrate-dependent electroneutral Na-Cl absorption in the rat distal colon
Binder H, Mehta P. Characterization of butyrate-dependent electroneutral Na-Cl absorption in the rat distal colon. Pflügers Archiv - European Journal Of Physiology 1990, 417: 365-369. PMID: 2080102, DOI: 10.1007/bf00370654.Peer-Reviewed Original ResearchMeSH KeywordsAldosteroneAnimalsBicarbonatesButyratesColonIntestinal AbsorptionMaleRatsRats, Inbred StrainsSodium ChlorideTheophyllineConceptsCl absorptionDistal colonCyclic adenosine monophosphateMucosal cyclic adenosine monophosphateElectroneutral NaElectroneutral sodium chloride absorptionAdenosine monophosphateRat distal colonSodium chloride absorptionRinger's solutionNa-H exchangeNet Cl- absorptionCyclic AMP inhibitionNet NaColonRatsInhibitionAMP inhibitionRecent studiesCharacterization of Na-H exchange in apical membrane vesicles of rat colon.
Rajendran V, Binder H. Characterization of Na-H exchange in apical membrane vesicles of rat colon. Journal Of Biological Chemistry 1990, 265: 8408-8414. PMID: 2160456, DOI: 10.1016/s0021-9258(19)38902-1.Peer-Reviewed Original ResearchActive potassium absorption in rat distal colon.
Sweiry J, Binder H. Active potassium absorption in rat distal colon. The Journal Of Physiology 1990, 423: 155-170. PMID: 2143781, PMCID: PMC1189751, DOI: 10.1113/jphysiol.1990.sp018016.Peer-Reviewed Original ResearchConceptsNa-depleted animalsRat distal colonActive potassium absorptionDistal colonNormal colonFree Ringer solutionGroups of animalsResult of inhibitionColonMucosal ouabainPotassium absorptionRinger's solutionSerosal solutionSerosalAnimalsApical membraneSaturable fluxMucosaAffinity constantsOmeprazoleATPaseSecretionAldosterone and glucocorticoid receptor-specific agonists regulate ion transport in rat proximal colon
Turnamian S, Binder H. Aldosterone and glucocorticoid receptor-specific agonists regulate ion transport in rat proximal colon. American Journal Of Physiology 1990, 258: g492-g498. PMID: 2138421, DOI: 10.1152/ajpgi.1990.258.3.g492.Peer-Reviewed Original ResearchConceptsDietary sodium depletionBody wt-1RU 28362Receptor-specific agonistsSodium depletionPotassium secretionProximal colonDay 1Glucocorticoid receptorWT-1Cl absorptionAdministration of spironolactoneActive potassium secretionRat proximal colonSecondary hyperaldosteronismContinuous infusionAldosteroneGlucocorticoid agonistAgonistsElectrolyte transportSecretionStimulationSignificant increaseInfusionColon
1989
Regulation of active sodium and potassium transport in the distal colon of the rat. Role of the aldosterone and glucocorticoid receptors.
Turnamian S, Binder H. Regulation of active sodium and potassium transport in the distal colon of the rat. Role of the aldosterone and glucocorticoid receptors. Journal Of Clinical Investigation 1989, 84: 1924-1929. PMID: 2592566, PMCID: PMC304073, DOI: 10.1172/jci114380.Peer-Reviewed Original ResearchConceptsElectrogenic sodium absorptionReceptor-specific agonistsSodium absorptionAldosterone receptorsRU 28362Continuous infusionDistal colonGlucocorticoid receptorAmiloride-sensitive sodium absorptionColonic electrolyte transportEffects of aldosteroneRat distal colonPotassium transportActive sodiumPotassium secretionAldosteroneSustained increasePotassium absorptionAgonistsReceptorsElectrolyte transportGlucocorticoidsUnidirectional NaInfusionColonAldosterone induction of electrogenic sodium transport in the apical membrane vesicles of rat distal colon*
Rajendran V, Kashgarian M, Binder H. Aldosterone induction of electrogenic sodium transport in the apical membrane vesicles of rat distal colon*. Journal Of Biological Chemistry 1989, 264: 18638-18644. PMID: 2553716, DOI: 10.1016/s0021-9258(18)51514-3.Peer-Reviewed Original ResearchConceptsDistal colonRat distal colonNa-H exchangeElectrogenic sodium transportSodium transportExperimental ratsMicroM amilorideAmiloride-sensitive electrogenic sodium transportNormal rat distal colonEffects of aldosteroneElectroneutral sodium absorptionSodium concentrationApical membrane vesiclesAnalogues of amilorideVoltage-clamp conditionsDietary sodiumNormal ratsAldosterone inductionSodium absorptionColonComparable inhibitionRatsAmilorideAldosteronePotent inhibitorShort-chain fatty acids stimulate active sodium and chloride absorption in vitro in the rat distal colon
Binder H, Mehta P. Short-chain fatty acids stimulate active sodium and chloride absorption in vitro in the rat distal colon. Gastroenterology 1989, 96: 989-996. PMID: 2925072, DOI: 10.1016/0016-5085(89)91614-4.Peer-Reviewed Original ResearchConceptsRat distal colonShort-chain fatty acidsCl absorptionDistal colonNa absorptionNet NaFatty acid stimulationNa-H exchangeHCO3- Ringer's solutionStimulation of NaColonic NaNet Cl- absorptionVoltage-clamp conditionsCarbonic anhydrase inhibitorsFatty acidsCoupling of NaMucosal amilorideChloride absorptionUnidirectional 22NaClamp conditionsButyrate stimulationStimulationColonActive sodiumAcid stimulationEffects of corticosteroid hormones on the electrophysiology of rat distal colon: implications for Na+ and K+ transport.
Binder H, McGlone F, Sandle G. Effects of corticosteroid hormones on the electrophysiology of rat distal colon: implications for Na+ and K+ transport. The Journal Of Physiology 1989, 410: 425-441. PMID: 2795485, PMCID: PMC1190488, DOI: 10.1113/jphysiol.1989.sp017542.Peer-Reviewed Original ResearchConceptsRU 28362Rat distal colonDistal colonCorticosteroid hormonesChannel blocker tetraethylammonium chlorideEffects of aldosteroneCase of aldosteroneTypes of receptorsChannel blocker amilorideMineralocorticoid receptorEpithelial responseAldosteroneControl animalsGlucocorticoid receptorPattern of responseConventional microelectrodesCell membrane changesTetraethylammonium chlorideCorticosteroidsReceptorsSpironolactoneColonDexamethasoneHormonePotencyCharacterization 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
1988
Electrolyte transport in distal colon of sodium-depleted rats: effect of sodium repletion
Turnamian S, Binder H. Electrolyte transport in distal colon of sodium-depleted rats: effect of sodium repletion. American Journal Of Physiology 1988, 255: g329-g338. PMID: 2844099, DOI: 10.1152/ajpgi.1988.255.3.g329.Peer-Reviewed Original ResearchConceptsElectrogenic sodium absorptionElectroneutral sodium chloride absorptionPlasma aldosterone levelsAldosterone levelsSodium chloride absorptionPotassium secretionSodium absorptionSodium repletionDistal colonChloride absorptionElevated plasma aldosterone levelsSodium depletion increasesDistal colonic mucosaSodium-depleted ratsElectroneutral sodium absorptionRat distal colonExcess aldosteroneVoltage-clamp conditionsDietary sodiumColonic mucosaNormal animalsUnidirectional 22NaATPase activityElectrolyte transportSecretionGlucocorticoids have a different action than aldosterone on target tissue
Halevy J, Boulpaep E, Budinger M, Binder H, Hayslett J. Glucocorticoids have a different action than aldosterone on target tissue. American Journal Of Physiology 1988, 254: f153-f158. PMID: 3337244, DOI: 10.1152/ajprenal.1988.254.1.f153.Peer-Reviewed Original ResearchMeSH KeywordsAdrenalectomyAldosteroneAmilorideAndrostanolsAnimalsColonElectrophysiologyGlucocorticoidsMalePotassiumRatsRats, Inbred StrainsSodiumSpironolactoneConceptsRU 28362Same doseInhibitory actionDexamethasone-treated animalsBody wt-1Effects of glucocorticoidsEffect of dexamethasoneReceptor-independent actionsRat distal colonSodium channel blockersMarked inhibitory actionEquivalent short-circuit currentBasolateral potential differenceAldosterone receptorsEpithelial changesDistal colonChannel blockersAldosteroneSynthetic glucocorticoidDay 1WT-1Large intestineGlucocorticoidsEpithelial resistanceMarked inhibition
1987
Mechanism of electroneutral sodium chloride absorption in distal colon of the rat
Binder H, Foster E, Budinger M, Hayslett J. Mechanism of electroneutral sodium chloride absorption in distal colon of the rat. Gastroenterology 1987, 93: 449-455. PMID: 3609655, DOI: 10.1016/0016-5085(87)90905-x.Peer-Reviewed Original ResearchConceptsSodium chloride absorptionElectroneutral sodium chloride absorptionNet sodium absorptionNet chloride absorptionDistal colonChloride absorptionSodium absorptionRat distal colonSodium chloride cotransportVoltage-clamp conditionsMM furosemideMM amilorideMucosal bathing solutionChloride transportClamp conditionsColonBathing solutionRatsElectrogenic sodiumMechanism of sodiumAmilorideSodiumAbsence of potassiumCotransportMucosa
1986
Role of Aldosterone in the Regulation of Sodium and Chloride Transport in the Distal Colon of Sodium-Depleted Rats
Halevy J, Budinger M, Hayslett J, Binder H. Role of Aldosterone in the Regulation of Sodium and Chloride Transport in the Distal Colon of Sodium-Depleted Rats. Gastroenterology 1986, 91: 1227-1233. PMID: 3758615, DOI: 10.1016/s0016-5085(86)80021-x.Peer-Reviewed Original ResearchMeSH KeywordsAldosteroneAnimalsChloridesColonIntestinal AbsorptionIntestinal MucosaPotassiumRatsRats, Inbred StrainsSodiumConceptsElectroneutral sodium chloride absorptionElectrogenic sodium absorptionSodium chloride absorptionRole of aldosteroneSodium-depleted animalsSodium absorptionChloride absorptionAldosterone infusionDistal colonPotassium secretionAmiloride-sensitive sodium absorptionContinuous aldosterone infusionDietary sodium depletionDistal colonic mucosaElevated aldosterone levelsActive potassium secretionRat distal colonAddition of amilorideRegulation of sodiumVoltage-clamp conditionsAldosterone levelsTime-dependent mannerSodium depletionColonic mucosaAldosteroneDietary potassium modulates active potassium absorption and secretion in rat distal colon
Foster E, Sandle G, Hayslett J, Binder H. Dietary potassium modulates active potassium absorption and secretion in rat distal colon. American Journal Of Physiology 1986, 251: g619-g626. PMID: 3022598, DOI: 10.1152/ajpgi.1986.251.5.g619.Peer-Reviewed Original ResearchConceptsNet potassium absorptionNet potassium secretionPotassium secretionDistal colonic mucosaPotassium-loaded ratsRat distal colonPotassium transportActive potassium absorptionDietary potassiumPotassium absorptionColonic mucosaDistal colonMucosal amilorideLarge intestinePotassium depletionBody storesActive potassium transportSecretionBathing solutionPotassium loadingGroupK fluxesMucosaColonControlSodium-proton exchange in colon brush-border membranes
Binder H, Stange G, Murer H, Stieger B, Hauri H. Sodium-proton exchange in colon brush-border membranes. American Journal Of Physiology 1986, 251: g382-g390. PMID: 3019154, DOI: 10.1152/ajpgi.1986.251.3.g382.Peer-Reviewed Original ResearchAugmentation of neutral sodium chloride absorption by increased flow rate in rat ileum in vivo.
Harris M, Dobbins J, Binder H. Augmentation of neutral sodium chloride absorption by increased flow rate in rat ileum in vivo. Journal Of Clinical Investigation 1986, 78: 431-438. PMID: 3734099, PMCID: PMC423573, DOI: 10.1172/jci112594.Peer-Reviewed Original ResearchConceptsNeutral sodium chloride absorptionSodium chloride absorptionRat ileumChloride absorptionIntraluminal volumeAddition of furosemideTransmural potential differenceSingle-pass perfusionOutflow tubingIntraluminal pressureSodium absorptionPerfusion mediumIntact animalsElectrolyte absorptionIleumElectrolyte transportRinger's solutionIncreased ratesPerfusion rateRemoval of sodiumStepwise increaseMinimal changesSeparate experimentsUnstirred layer thicknessSolute absorption