Front Cover; Cellular and Molecular Biology of Sodium Transport; Copyright Page; Contents; Preface; Yale Membrane Transport Processes Volumes; Chapter 1. Physical State of Cell Sodium; I. Introduction; II. Relationship of Average Concentration to Cytosolic Activity of Cell Sodium Ions; III. Summary; References; Chapter 2. lntracellular Sodium Activities and Basolateral Membrane Potassium Conductances of Sodium-Absorbing Epithelial Cells; I. Introduction; II. Chronic Stimulation of Sodium Absorption by Hyperaldosteronism; III. Rapid Stimulation of Transcellular Sodium Absorption

IV. Conclusions and SpeculationsV. Summary; References; Chapter 3. Feedback Regulation of Epithelial Sodium Channels; I. Introduction; II. Observations of Feedback Control; III. Possible Mediators of Feedback Control; IV. Conclusions; References; Chapter 4. Electron Microprobe Analysis of Cell Sodium in Epithelia; I. Electron Microprobe Analysis; II. State and Distribution of Intracellular Ions; III. Analysis of Epithelial Ion Transport; References; Chapter 5. Sodium Dependence of Cation Permeabilities and Transport; I. Introduction; II. Evidence for Membrane Transport Regulation

III. Examples of Membrane Transport Regulation: Cross-TalkIV. Possible Signal for Regulation of Membrane Properties; V. Transport and Cell Volume; VI. Regulatory Mechanisms of Channels and Transporters; VII. Possible Cellular Transducers; VIII. Reassessment of Double-Membrane Model; IX. Uncharted Regions; X. Summary; References; Chapter 6. The "Second" Sodium Pump and Cell Volume; I. Introduction; II. Sodium Transport in Kidney Slices; III. Sodium-Stimulated ATPase Activities; IV. Active Sodium Uptake in Basolateral Plasma Membrane Vesicles; V. Cellular Volume and ATPase Activity

VI. ConclusionsReferences; Chapter 7. Rapid Stimulation-Associated Changes in Exocrine Na+,K+ -ATPase Subcellular Distribution; I. Introduction; II. Role of Na+,K+ -ATPase in Sodium Chloride Secretion; III. Functional and Immunocytochemical Evidence for Cytoplasmic Na+,K+ -ATPase Pools; IV. Delineation of Cytoplasmic Na+,K+ -ATPase Pools; V. Stimulation-Associated Recruitment of Na+,K+-ATPase to Lacrimal Acinar Cell Basolateral Plasma Membranes; References; Chapter 8. Differential Subunit and lsoform Expression Involved in Regulation of Sodium Pump in Skeletal Muscle; I. Introduction

II. Isoforms of Avian Sodium Pump a and ß SubunitsIII. Analysis of Subunit Function and Regulation through Expression of Avian Sodium Pump cDNAs in Tissue-Cultured Mouse Cells; IV. Veratridine-Induced Up-Regulation of Sodium Pump in Primary Muscle Cultures; V. Regulation of Sodium Pump in Other Systems; References; Chapter 9. Transepithelial Sodium Transport and Its Control by Aldosterone: A Molecular Approach; I. Introduction; II. Mechanism of Action of Aldosterone: A Model; III. Control of Sodium Transport by Aldosterone in Vitro