1. Effects of internal and external sodium on the sodium current-voltage relationship in thesquid giant axon

   • D. Landowne
   • V. Scruggs

   Articles Pages: 79 - 89

2. Structure of the squid axon membrane as derived from charge-pulse relaxation studies in the presence of absorbed lipophilic ions

   • Roland Benz
   • Franco Conti

   Articles Pages: 91 - 104

3. Ion transport in ‘tight’ epithelial monolayers of MDCK cells

   • N. L. Simmons

   Articles Pages: 105 - 114

4. Calcium- and magnesium-induced fusion of mixed phosphatidylserine/phosphatidylcholine vesicles: Effect of ion binding

   • Nejat Düzgüne§
   • Shlomo Nir
   • Demetrios Papahadjopoulos

   Articles Pages: 115 - 125

5. Structure of the axolemma of frog myelinated nerve: Relaxation experiments with a lipophilic probe ion

   • Roland Benz
   • Wolfgang Nonner

   Articles Pages: 127 - 134

6. An enriched preparation of basal-lateral plasma membranes from gastric glandular cells

   • David J. Culp
   • John G. Forte

   Articles Pages: 135 - 142

7. Correlation between ultrastructural and functional changes in sarcoplasmic reticulum during chronic stimulation of fast muscle

   • Claus Heilmann
   • Werner Müller
   • Dirk Pette

   Articles Pages: 143 - 149

8. Comments on “the role of electrogenic pump inChara corallina”

   • N. A. Walker

   Letters to the Editor Pages: 151 - 152

9. Reply to: Comments on “The role of electrogenic pump inChara corallina”

   • Uichiro Kishimoto
   • Nobunori Kami-ike
   • Yuko Takeuchi

   Letters to the Editor Pages: 153 - 154