1. Effects of adenosine and adenosine-analogs on adenylate cyclase activity in the rat adipocyte plasma membrane: comparison of the properties of the enzyme with Mn²⁺ and Mg²⁺ as divalent cations

   • J. de Vente
   • J. Zaagsma

   OriginalPaper Pages: 65 - 73

2. GTP, as well as ATP, can act as a substrate for the intrinsic protein kinase activity of synaptic plasma membranes

   • Malcolm Weller
   • Marianne Haaga
   • Wilma Laing

   OriginalPaper Pages: 75 - 85

3. Adenylate cyclase activity in Xenopus laevis ovarian follicles

   • Xavier Jordana
   • Carlos Otero
   • Hector N. Torres

   OriginalPaper Pages: 87 - 91

4. The soluble, cyclic AMP-stimulated protein kinase catalyses the phosphorylation of different membrane proteins from those which are phosphorylated by the membrane bound enzyme

   • Machteld Carstens
   • Malcolm Weller

   OriginalPaper Pages: 95 - 104

5. Inactivation by Ca²⁺ of Ca²⁺-stimulated ATPase from rat red cells

   • Carlos Humberto Pedemonte
   • Héctor Federico Balegno

   OriginalPaper Pages: 105 - 107

6. Sequence-dependent conformations of short polypeptides in a hydrophobic environment

   • Chuen-Shang C. Wu
   • Jen Tsi Yang

   OriginalPaper Pages: 109 - 122

7. Effect of light on the formation of multiple molecular forms of glutamine synthetase in plants

   • Z. G. Evstigneeva
   • A. V. Pushkin
   • W. L. Kretovich

   OriginalPaper Pages: 123 - 125

8. Last things learned

   • Will H. Blackwell

   Legacy Pages: 127 - 127