1. Use of subunits of the methylreductase protein for taxonomy of methanogenic bacteria

   • P. E. Rouvière
   • R. S. Wolfe

   Original Papers Pages: 253 - 259

2. Green microalgae can use naphthalenesulfonic acids as sources of sulfur

   • C. J. Soeder
   • E. Hegewald
   • H. Kneifel

   Original Papers Pages: 260 - 263

3. Lithoautotrophic growth of sulfate-reducing bacteria, and description of Desulfobacterium autotrophicum gen. nov., sp. nov.

   • K. Brysch
   • C. Schneider
   • F. Widdel

   Original Papers Pages: 264 - 274

4. Synthesis of glucosylglycerol in salt-stressed cells of the cyanobacterium Microcystis firma

   • M. Hagemann
   • N. Erdmann
   • E. Wittenburg

   Original Papers Pages: 275 - 279

5. Activation of chitin synthetase from Phycomyces blakesleeanus by calcium and calmodulin

   • G. Martinez-Cadena
   • J. Ruiz-Herrera

   Original Papers Pages: 280 - 285

6. New types of acetate-oxidizing, sulfate-reducing Desulfobacter species, D. hydrogenophilus sp. nov., D. latus sp. nov., and D. curvatus sp. nov.

   • F. Widdel

   Original Papers Pages: 286 - 291

7. Polyglucose synthesis in Chloroflexus aurantiacus studied by ¹³C-NMR

   • H. Holo
   • D. Grace

   Original Papers Pages: 292 - 297

8. The Streptomyces ghanaensis low copy plasmid pSG2 and its use for vector construction

   • W. Wohlleben
   • A. Pühler

   Original Papers Pages: 298 - 304

9. Isolation and characterization of a carbon monoxide utilizing strain of the acetogen Peptostreptococcus productus

   • G. Geerligs
   • H. C. Aldrich
   • G. Diekert

   Original Papers Pages: 305 - 313

10. Glycerol metabolism in the methylotrophic yeast Hansenula polymorpha: phosphorylation as the initial step

    • W. de Koning
    • W. Harder
    • L. Dijkhuizen

    Original Papers Pages: 314 - 320

11. Metabolic changes associated with cyanophage N-1 infection of the cyanobacterium Nostoc muscorum

    • D. V. Amla
    • P. Rowell
    • W. D. P. Stewart

    Original Papers Pages: 321 - 327

12. Identification of b, c, and d cytochromes in the membrane of Vitreoscilla

    • C. D. Georgiou
    • D. A. Webster

    Original Papers Pages: 328 - 333