1. Enzymic activities of carbohydrate, purine, and pyrimidine metabolism in the Anaeroplasmataceae (class Mollicutes)

   • J. P. Petzel
   • M. C. McElwain
   • M. J. Allison

   Original Papers Pages: 309 - 316

2. Streptomyces species with madurose (3-O-methyl-D-galactose) as a whole-cell sugar

   • A. Yokota
   • Y. Nakagaito
   • T. Hasegawa

   Original Papers Pages: 317 - 321

3. Expression of secondary alcohol dehydrogenase in methanogenic bacteria and purification of the F₄₂₀-specific enzyme from Methanogenium thermophilum strain TCI

   • F. Widdel
   • R. S. Wolfe

   Original Papers Pages: 322 - 328

4. Desulfovibrio simplex spec. nov., a new sulfate-reducing bacterium from a sour whey digester

   • G. Zellner
   • P. Messner
   • J. Winter

   Original Papers Pages: 329 - 334

5. Homology and distribution of CO dehydrogenase structural genes in carboxydotrophic bacteria

   • M. Kraut
   • I. Hugendieck
   • O. Meyer

   Original Papers Pages: 335 - 341

6. Periplasmic superoxide dismutases in Aquaspirillum magnetotacticum

   • K. A. Short
   • R. P. Blakemore

   Original Papers Pages: 342 - 346

7. Cometabolic turnover of aniline, phenol and some of their monochlorinated derivatives by the Rhodococcus mutant strain AM 144

   • D. Janke
   • W. Ihn

   Original Papers Pages: 347 - 352

8. Bioenergetic characterization of transient state phosphate uptake by the cyanobacterium Anacystis nidulans

   • G. Falkner
   • R. Falkner
   • A. J. Schwab

   Original Papers Pages: 353 - 361

9. Function of methanofuran, tetrahydromethanopterin, and coenzyme F₄₂₀ in Archaeoglobus fulgidus

   • D. Möller-Zinkhan
   • G. Börner
   • R. K. Thauer

   Original Papers Pages: 362 - 368

10. A study on electron transport-driven proton translocation in Desulfovibrio desulfuricans

    • Robert M. Fitz
    • Heribert Cypionka

    Original Papers Pages: 369 - 376

11. Identification of three distinct Clostridium thermocellum xylanase genes by molecular cloning

    • C. Roger MacKenzie
    • Robert C. A. Yang
    • Saran A. Narang

    Original Papers Pages: 377 - 381

12. Physiological characteristics of glutamine synthetases I and II of Frankia sp. strain CpI1

    • Yu-Li Tsai
    • David R. Benson

    Original Papers Pages: 382 - 386

13. Regulation of sulfate assimilation in Cytophaga johnsonae

    • David F. Gilmore
    • Walter Godchaux III
    • Edward R. Leadbetter

    Original Papers Pages: 387 - 392

14. Anaerobic degradation of betaine by marine Desulfobacterium strains

    • J. H. F. G. Heijthuijsen
    • T. A. Hansen

    Original Papers Pages: 393 - 396

15. Escherichia coli formate dehydrogenase mutants with altered selenopolymer profiles

    • J. C. Cox

    Original Papers Pages: 397 - 400

16. Pelodictyon phaeoclathratiforme sp. nov., a new brown-colored member of the Chlorobiaceae forming net-like colonies

    • Jörg Overmann
    • Norbert Pfennig

    Original Papers Pages: 401 - 406

17. Superoxide dismutase in strains of the genus Flavobacterium: isolation and characterization

    • M. Sanchez-Moreno
    • M. Monteoliva-Sanchez
    • M. Monteoliva

    Original Papers Pages: 407 - 410