1. Time course of active Na transport and oxidative metabolism following transepithelial potential perturbation in toad urinary bladder

   • Stanley J. Rosenthal
   • John G. King
   • Alvin Essig

   Articles Pages: 157 - 163

2. Interpretation of current-voltage relationships for “active” ion transport systems: I. Steady-state reaction-kinetic analysis of class-I mechanisms

   • Ulf-Peter Hansen
   • Dietrich Gradmann
   • Clifford L. Slayman

   Articles Pages: 165 - 190

3. Lipid vesicle-mediated alterations of membrane cholesterol levels: Effects on Na⁺ and K⁺ currents in squid axon

   • Joy A. Steele
   • Mark J. Poznansky
   • Malcolm S. Brodwick

   Articles Pages: 191 - 198

4. Active sulfate absorption in rabbit ileum: Dependence on sodium and chloride and effects of agents that alter chloride transport

   • Philip L. Smith
   • Stephanie A. Orellana
   • Michael Field

   Articles Pages: 199 - 206

5. Sulfate transport in rabbit ileum: Characterization of the serosal border anion exchange process

   • Jane E. Langridge-Smith
   • Michael Field

   Articles Pages: 207 - 214

6. Measurement of membrane potential inBacillus subtilis: A comparison of lipophilic cations, rubidium ion, and a cyanine dye as probes

   • Arieh Zaritsky
   • May Kihara
   • Robert M. Macnab

   Articles Pages: 215 - 231

7. The flux ratio equation under nonstationary conditions

   • O. Sten-Knudsen
   • H. H. Ussing

   Articles Pages: 233 - 242

8. Noise analysis of the K⁺ current through the apical membrane ofNecturus gallbladder

   • Heinz Gögelein
   • Willy Van Driessche

   Articles Pages: 243 - 254

9. Errata

   • H. Gögelein
   • W. Van Driessche

   Erratum Pages: 255 - 255