1. Tension and stiffness of frog muscle fibres at full filament overlap

   • M. A. Bagni
   • G. Cecchi
   • C. Poggesi

   Papers Pages: 371 - 377

2. Expression of human β-myosin heavy chain fragments inEscherichia coli; localization of actin interfaces on cardiac myosin

   • Patrick Eldin
   • Martine Le Cunff
   • Jean J. Léger

   Papers Pages: 378 - 391

3. Effect of ionic strength on crossbridge kinetics as studied by sinusoidal analysis, ATP hydrolysis rate and x-ray diffraction techniques in chemically skinned rabbit psoas fibres

   • M. Kawai
   • J. S. Wray
   • K. Güth

   Papers Pages: 392 - 402

4. Three-dimensional structure of frozen-hydrated paracrystals of myosin rod

   • R. Ward
   • J. M. Murray

   Papers Pages: 403 - 418

5. Assembly of connectin (titin) in relation to myosin and α-actinin in cultured cardiac myocytes

   • M. Komiyama
   • K. Maruyama
   • Y. Shimada

   Papers Pages: 419 - 428

6. Abstracts of the John C. Seidel memorial symposium on the regulation of smooth muscle contraction

   Abstract Pages: 429 - 443

7. Immunoelectron microscopic observations on tropomyosin localization in striated muscle

   • K. Trombitás
   • P. H. W. W. Baatsen
   • G. H. Pollack

   OriginalPaper Pages: 445 - 452

8. Mechanical properties of mammalian single smooth muscle cells III. Passive properties of pig detrusor and human a terme uterus cells

   • J. J. Glerum
   • R. Van Mastrigt
   • A. J. Van Koeveringe

   OriginalPaper Pages: 453 - 462

9. Erratum

   • Damiani E.
   • Salvatori S.
   • Margreth A.

   Erratum Pages: 463 - 463