1. Transferrin receptor: Its biological significance

   • W. Stratford May Jr.
   • Pedro Cuatrecasas

   Topical Review Pages: 205 - 215

2. Diacylglycerol downregulates junctional membrane permeability. TMB-8 blocks this effect

   • Toshihiko Yada
   • Birgit Rose
   • Werner R. Loewenstein

   Articles Pages: 217 - 232

3. Stability of transmembrane regions in bacteriorhodopsin studied by progressive proteolysis

   • M. E. Dumont
   • J. Trewhella
   • F. M. Richards

   Articles Pages: 233 - 247

4. Ca²⁺ buffer sites in intact bovine rod outer segments: Introduction to a novel optical probe to measure ionic permeabilities in suspensions of small particles

   • Paul P. M. Schnetkamp

   Articles Pages: 249 - 262

5. Ionic permeabilities of the plasma membrane of isolated intact bovine rod outer segments as studied with a novel optical probe

   • Paul P. M. Schnetkamp

   Articles Pages: 263 - 275

6. Purinergic regulation of basal and arginine vasopressin-stimulated hydraulic conductivity in rabbit cortical collecting tubule

   • Mark A. Dillingham
   • Robert J. Anderson

   Articles Pages: 277 - 281

7. Ba²⁺-sensitive potassium permeability of the apical membrane in newt kidney proximal tubule

   • Katsumasa Kawahara

   Articles Pages: 283 - 292

8. Cellular and transepithelial responses of goldfish intestinal epithelium to chloride substitutions

   • T. Zuidema
   • J. W. van Riel
   • J. Siegenbeek van Heukelom

   Articles Pages: 293 - 304

9. Errata

   • A. L. Zimmerman
   • B. Rose

   Erratum Pages: 305 - 305