1990
Aldosterone 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 NaInfusionColonCharacterization 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 transportSecretion
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 ResearchConceptsElectroneutral 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 and chloride transport in the large intestine of potassium-loaded rats
Budinger M, Foster E, Hayslett J, Binder H. Sodium and chloride transport in the large intestine of potassium-loaded rats. American Journal Of Physiology 1986, 251: g249-g252. PMID: 2426972, DOI: 10.1152/ajpgi.1986.251.2.g249.Peer-Reviewed Original ResearchConceptsPotassium secretionSodium absorptionRat distal colonic mucosaElectroneutral sodium chloride absorptionPotassium loadingNa-K-ATPase activityElectrogenic sodium absorptionDistal colonic mucosaActive potassium secretionPotassium-loaded ratsNet sodium absorptionSodium chloride absorptionActive sodium transportVoltage-clamp conditionsDietary potassiumColonic functionColonic mucosaNet chloride fluxNet sodium fluxJNanetNet sodiumLarge intestineChloride fluxSodium transportIdentical increase
1985
The electrical basis for enhanced potassium secretion in rat distal colon during dietary potassium loading
Sandle G, Foster E, Lewis S, Binder H, Hayslett J. The electrical basis for enhanced potassium secretion in rat distal colon during dietary potassium loading. Pflügers Archiv - European Journal Of Physiology 1985, 403: 433-439. PMID: 2409517, DOI: 10.1007/bf00589258.Peer-Reviewed Original ResearchConceptsRat distal colonDistal colonPotassium secretionDietary potassium loadingPotassium channel blocker tetraethylammonium chlorideBasolateral membrane voltageChannel blocker tetraethylammonium chloridePotassium loadingSodium channel blocker amilorideActive potassium secretionElectrical basisEnhanced potassium secretionChannel blocker amilorideMembrane conductanceIntracellular potassium activityApical membrane resistanceMucosal additionPotassium-selective microelectrodesBasal conditionsControl tissuesTransepithelial voltageColonMembrane voltageSecretionTetraethylammonium chlorideEvidence that aldosterone influences transport in target tissues by dissimilar mechanisms
Hirsch D, Pace P, Binder H, Hayslett J. Evidence that aldosterone influences transport in target tissues by dissimilar mechanisms. American Journal Of Physiology 1985, 248: f507-f512. PMID: 3985157, DOI: 10.1152/ajprenal.1985.248.4.f507.Peer-Reviewed Original ResearchConceptsProximal colonDistal colonSodium absorptionEffects of hyperaldosteronismSodium-free dietTarget tissuesAction of aldosteroneNet sodium absorptionRat proximal colonTransmural potential differenceAldosterone influencesHormone-induced changesSecondary hyperaldosteronismPotassium secretionControl animalsNet sodiumColonExperimental animalsHyperaldosteronismAldosteroneSodium transportProximal portionElectrolyte transportMicroA xTissueRole of Aldosterone and Dietary Potassium in Potassium Adaptation in the Distal Colon of the Rat
Foster E, Jones W, Hayslett J, Binder H. Role of Aldosterone and Dietary Potassium in Potassium Adaptation in the Distal Colon of the Rat. Gastroenterology 1985, 88: 41-46. PMID: 3964771, DOI: 10.1016/s0016-5085(85)80130-x.Peer-Reviewed Original ResearchConceptsPotassium-enriched dietChronic potassium loadingNet potassium secretionAldosterone levelsDietary potassiumPotassium adaptationNet potassium transportPotassium secretionAldosterone-independent mechanismsBasal aldosterone levelsPotassium-loaded animalsRole of aldosteronePotassium loadingInfusion of aldosteroneDistal colonic mucosaEffects of aldosteroneIntact adrenal glandsNet potassium absorptionPotassium transportAdrenal glandDistal colonColonic mucosaIntact ratsAdrenalectomized animalsExperimental rats
1983
Cyclic Adenosine Monophosphate Stimulates Active Potassium Secretion in the Rat Colon
Foster E, Sandle G, Hayslett J, Binder H. Cyclic Adenosine Monophosphate Stimulates Active Potassium Secretion in the Rat Colon. Gastroenterology 1983, 84: 324-330. PMID: 6293907, DOI: 10.1016/s0016-5085(83)80130-9.Peer-Reviewed Original ResearchConceptsActive potassium secretionNormal potassium dietPotassium secretionNet potassium secretionPotassium dietCyclic adenosine monophosphateDibutyryl cyclic adenosine monophosphateRat colonAdenosine monophosphatePotassium-loaded animalsCholinergic muscarinic agonistHigh potassium dietProximal colonic mucosaCalcium-dependent processesX cm2
1982
Mechanism of potassium adaptation
Hayslett J, Binder H. Mechanism of potassium adaptation. American Journal Of Physiology 1982, 243: f103-f112. PMID: 7051849, DOI: 10.1152/ajprenal.1982.243.2.f103.Peer-Reviewed Original ResearchConceptsPotassium secretionPotassium adaptationChronic renal insufficiencyNa-K-ATPase activityAdministration of glucocorticoidsPotassium loadingNa-K-ATPaseTransepithelial potential differenceRenal insufficiencyPotassium excretionColonic mucosaExcretory loadDietary potassium loadingDistal nephronLarge intestinePotassium homeostasisDietary loadingElevated levelsPotassium pumpBasolateral portionEpitheliumCellular changesDistal portionSecretionBasolateral cell membraneDemonstration of net potassium absorption in mammalian colon
Hayslett J, Halevy J, Pace P, Binder H. Demonstration of net potassium absorption in mammalian colon. American Journal Of Physiology 1982, 242: g209-g214. PMID: 7065184, DOI: 10.1152/ajpgi.1982.242.3.g209.Peer-Reviewed Original ResearchConceptsPotassium-deficient animalsNet potassium absorptionNet potassium secretionPlasma potassium levelsPotassium secretionNet potassium movementPotassium levelsPotassium-loaded animalsPotassium movementMammalian colonColon of controlLow-sodium solutionDistal colonPotassium absorptionSodium solutionControl animalsProximal segmentDistal lumensIntestinal transportNet secretionColonCarrier-mediated processSecretionAdditional studiesVivo studies