Chloride Transport Coupling in Biological Membranes and EpitheliaGeorge A. Gerencser |
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Page 168
... entry into rectal pad cells , indicating that the active step is at the mucosal membrane . For example ( Fig . 5.2 ) , active net absorption of Cl is 4.3 μEq cm 2 h1 across cAMP - stimulated recta bathed in control saline ( 10 mM K ...
... entry into rectal pad cells , indicating that the active step is at the mucosal membrane . For example ( Fig . 5.2 ) , active net absorption of Cl is 4.3 μEq cm 2 h1 across cAMP - stimulated recta bathed in control saline ( 10 mM K ...
Page 171
... entry into the cell . This stimulatory action of K✶ is in addition to direct stimulation of the apical Cl pump when levels of this cation are less than 10 mM ( see previous section ) . The reader may also recall that very high K + ( eg ...
... entry into the cell . This stimulatory action of K✶ is in addition to direct stimulation of the apical Cl pump when levels of this cation are less than 10 mM ( see previous section ) . The reader may also recall that very high K + ( eg ...
Page 434
... entry , even in the presence of valinomycin , is limited by the rate of counter - ion movement : either H + loss or anion entry . The loss , or efflux , of H + would be dissipative and non - pro- ductive with respect to net accumulation ...
... entry , even in the presence of valinomycin , is limited by the rate of counter - ion movement : either H + loss or anion entry . The loss , or efflux , of H + would be dissipative and non - pro- ductive with respect to net accumulation ...
Contents
pump in the marine alga | 14 |
Electrical properties of electrogenic pump ECP | 24 |
Gradmann 13 | 39 |
Copyright | |
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Common terms and phrases
absence acid active addition Ahearn anion appears basolateral bathing binding Biol cAMP cell chloride Cl absorption Cl influx Cl transport compared concentration conductance constant coupled cytoplasmic decrease dependent described direct effect electrical electrochemical electrogenic energy entry epithelia epithelium et al evidence exchange experiments external fluid flux function Gerencser gland glucose gradient Gradmann Hanrahan HCO3 increase indicate inhibition inhibitor intestine intracellular kinetic levels light locust lumen luminal means measured mechanism medium Membr membrane mucosal NaCl negative observed occurs pathway Phillips Physiol Plant plasma possible potential presence properties proximal pump reabsorption reaction rectal reduced response saline salt Sanders secretion segment serosal shown shows similar Smith sodium solution species stimulation studies suggested Table teleost tissue transepithelial tubule uptake values White