1. Structure of the cell surface of the yeast Candida tropicalis and its relation to hydrocarbon transport

   • Othmar Käppeli
   • Paul Walther
   • Armin Fiechter

   Original Papers Pages: 279 - 282

2. Evidence for an arene oxide-NIH shift pathway in the transformation of naphthalene to 1-naphthol by Bacillus cereus

   • Carl E. Cerniglia
   • J. P. Freeman
   • Frederick E. Evans

   Original Papers Pages: 283 - 286

3. Ammonia uptake and retention in some cyanobacteria

   • S. Boussiba
   • C. M. Resch
   • J. Gibson

   Original Papers Pages: 287 - 292

4. The membrane potential in whole cells of Methanobacterium thermoautotrophicum

   • Bertram Michael Butsch
   • Reinhard Bachofen

   Original Papers Pages: 293 - 298

5. Physiology of sulfide tolerance in a thermophilic Oscillatoria

   • Richard W. Castenholz
   • Hans C. Utkilen

   Original Papers Pages: 299 - 305

6. Loss of sulfide adaptation ability in a thermophilic Oscillatoria

   • Richard W. Castenholz
   • Hans C. Utkilen

   Original Papers Pages: 306 - 309

7. α-mating-type-specific suppression and a-mating-type-specific enhancement by tunicamycin of sexual agglutinability in the yeast Saccharomyces cervisiae

   • Satoshi Hasegawa
   • Naohiko Yanagishima

   Original Papers Pages: 310 - 314

8. Activity and regulation of an amidase (acylamide amidohydrolase, EC 3.5.1.4) with a wide substrate spectrum from a Brevibacterium sp.

   • M. Maestracci
   • A. Thiéry
   • P. Galzy

   Original Papers Pages: 315 - 320

9. Structure and biosynthesis of teichoic acids in the cell walls of Staphylococcus xylosus DSM 20266

   • F. Fiedler
   • J. Steber

   Original Papers Pages: 321 - 328

10. Anion sensitivity of motility and step-down photophobic responses of Euglena gracilis

    • Mike J. Doughty
    • Bodo Diehn

    Original Papers Pages: 329 - 332

11. Osmotic adjustment in cyanobacteria from hypersaline environments

    • R. H. Reed
    • J. A. Chudek
    • W. D. P. Stewart

    Original Papers Pages: 333 - 337

12. A novel mechanism involved in the metabolism of the tartaric acid stereoisomers in Rhodopseudomonas sphaeroides: enzymatic conversion of meso-tartaric acid to D(-)-glyceric acid and CO₂

    • Holger Ebbighausen
    • Friedrich Giffhorn

    Original Papers Pages: 338 - 344

13. Comparative studies on physiology and taxonomy of obligately purinolytic clostridia

    • H. Schiefer-Ullrich
    • R. Wagner
    • J. R. Andreesen

    Original Papers Pages: 345 - 353

14. On the biosynthesis of 5-hydroxybenzimidazolylcobamide (vitamin B₁₂-factor III) in Methanosarcina barkeri

    • Paul Scherer
    • Vera Höllriegel
    • Paul Renz

    Original Papers Pages: 354 - 359

15. Methanol conversion in Eubacterium limosum

    • Peter van der Meijden
    • Chris van der Drift
    • Godfried D. Vogels

    Original Papers Pages: 360 - 364

16. Catalysis of an isotopic exchange between CO₂ and the carboxyl group of acetate by Methanosarcina barkeri grown on acetate

    • Bernhard Eikmanns
    • Rudolf K. Thauer

    Original Papers Pages: 365 - 370

17. Induction of cellulose- and xylan-degrading enzyme complex in the yeast Trichosporon cutaneum

    • Mária Hrmová
    • Peter Biely
    • Eva Petráková

    Original Papers Pages: 371 - 376