1. Treadmilling of actin

   • Jean-Marc Neuhaus
   • Michael Wanger
   • Albrecht Wegner

   Review Pages: 507 - 527

2. Quantized nature of sarcomere shortening steps

   • R. C. Jacobson
   • R. Tirosh
   • G. H. Pollack

   Papers Pages: 529 - 542

3. Generation of tension by glycerol-extracted vertebrate skeletal muscle fibres in the absence of calcium

   • H. D. Loxdale
   • R. T. Tregear

   Papers Pages: 543 - 556

4. Light diffraction by striated muscle fibres in the transverse direction

   • A. F. Leung

   Papers Pages: 557 - 568

5. The profilin-actin complex: further characterization of profilin and studies on the stability of the complex

   • Bo Malm
   • Håkan Larsson
   • Uno Lindberg

   Papers Pages: 569 - 588

6. The effect of platelet-derived growth factor on morphology and motility of human glial cells

   • Karin Mellström
   • Anna-Stina Höglund
   • Uno Lindberg

   Papers Pages: 589 - 609

7. Book review

   • M. Holwill

   BookReview Pages: 611 - 613