By Chris M. Wood
Many physiological procedures are regulated via the stream of ions into and out of organs, tissues, and cells. up to now decade, various new recommendations and ways have contributed to a deeper figuring out of the myriad affects ions have at the functionality and constitution of organisms. From breathing and excretion to neurological regulate and metabolic processing, ions and their rules occupy a imperative position in body structure of fish in addition to different organisms. Key positive factors * entire replace of ionic law in fish * specializes in wide array of organ structures and the impression of ions on organ process functionality * Contributions from a global crew
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Extra info for Cellular and Molecular Approaches to Fish Ionic Regulation
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LORETZ 2. IONICBASISFOR THE TRANSEPITHELIAL POTENTIAL Ion transport across the teleost intestine, summarized in Fig. 2, depends ultimately on the basolateral membrane Na+-K+-ATPase,which establishes a large inwardly directed electrochemical gradient for Na+. Transepithelialsalt absorption begins with the coupled, electrically neutral entry of Na+ and C1- across the apical membrane, driven by the Na+ electrochemical gradient. , 1980; and C1-/HC03- antiport: Dixon and Loretz, 1986) pathways. , 1979b), the observed serosa-negative V , was proposed to result from the active transport of Na+ across both the basal and lateral cell membranes; in this model, Na+ delivered to the lateral intercellular space (LIS) would diffuse either through the long and tortuous LIS to the serosal solution or, preferentially, across the cation-selective terminal junction into the mucosal solution, thereby establishing serosal negativity.
Cellular and Molecular Approaches to Fish Ionic Regulation by Chris M. Wood