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 NaInfusionColonShort-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 stimulation