1. Announcement

   Announcement Pages: 3 - 3

2. Post-translational modification and processing of outer membrane prolipoproteins in Escherichia coli

   • Shoji Mizushima

   Review Pages: 5 - 15

3. Adenylate cyclase and membrane fluidity

   • Roland Salesse
   • Jean Garnier

   Review Pages: 17 - 31

4. Recent developments on structural and functional aspects of the F₁ sector of H⁺-linked ATPases

   • Pierre V. Vignais
   • Michel Satre

   Review Pages: 33 - 70

5. Effects of Mg²⁺ and adenine nucleotides on thymidylate synthetase from different mouse tumors

   • Wojciech Rode
   • Małgorzata M. Jastreboff

   Original Articles Pages: 73 - 76

6. Microinjection of RNA polymerase II corrects the temperature-sensitive defect of tsAF8 cells

   • Dieter E. Waechter
   • Carlo Avignolo
   • Renato Baserga

   Original Articles Pages: 77 - 82

7. The effects of sucrose loading on lysosomal hydrolases

   • Tomochika Kato
   • Shintaro Okada
   • Hyakuji Yabuuchi

   Original Articles Pages: 83 - 98