1. Saccharomyces cerevisiae and Neurospora crassa contain heavy metal sequestering phytochelatin

   • Ralf Kneer
   • Toni M. Kutchan
   • Meinhart H. Zenk

   Original Papers Pages: 305 - 310

2. Structural characterization of lipid A component of Erwinia carotovora lipopolysaccharide

   • Satoshi Fukuoka
   • Hiroshi Kamishima
   • Isao Karube

   Original Papers Pages: 311 - 318

3. Frequency and structure of spinae on Chlorobium spp.

   • Joanna S. Brooke
   • Joel B. Thompson
   • Susan F. Koval

   Original Papers Pages: 319 - 322

4. Cloning, sequencing and expression of the nhaA and nhaR genes from Salmonella entiritidis

   • E. Pinner
   • O. Carmel
   • S. Schuldiner

   Original Papers Pages: 323 - 328

5. A new purple sulfur bacterium from saline littoral sediments, Thiorhodovibrio winogradskyi gen. nov. and sp. nov.

   • Jörg Overmann
   • Ulrich Fischer
   • Norbert Pfennig

   Original Papers Pages: 329 - 335

6. Construction of insertion mutants of Synechocystis sp. PCC 6803: evidence for an essential function of subunit IV of the cytochrome b₆/f complex

   • Heinz D. Osiewacz

   Original Papers Pages: 336 - 342

7. Photoproduction of H₂ from acetate by syntrophic cocultures of green sulfur bacteria and sulfur-reducing bacteria

   • Rolf Warthmann
   • Heribert Cypionka
   • Norbert Pfennig

   Original Papers Pages: 343 - 348

8. Response of the cyanobacterium, Oscillatoria tenuis, to low iron environments: the effect on growth rate and evidence for siderophore production

   • Christopher M. Brown
   • Charles G. Trick

   Original Papers Pages: 349 - 354

9. Plasmid transformation of naturally competent Acinetobacter calcoaceticus in non-sterile soil extract and groundwater

   • Michael G. Lorenz
   • Karin Reipschläger
   • Wilfried Wackernagel

   Original Papers Pages: 355 - 360

10. A novel class of ammonium assimilation mutants of the photosynthetic bacterium Rhodobacter capsulatus

    • Roberto Borghese
    • Judy D. Wall

    Original Papers Pages: 361 - 366

11. The role of the membrane bound cytochromes of b- and c-type in the electron transport chain of Rhodobacter capsulatus

    • Davide Zannoni
    • Giovanni Venturoli
    • Fevzi Daldal

    Original Papers Pages: 367 - 374

12. Formation and metabolism of glycolate in the cyanobacterium Coccochloris peniocystis

    • Eric G. Norman
    • Brian Colman

    Original Papers Pages: 375 - 380

13. Dynamics of PhiX174 protein E-mediated lysis of Escherichia coli

    • A. Witte
    • G. Wanner
    • W. Lubitz

    Original Papers Pages: 381 - 388

14. Secondary transport of amino acids in Nitrosomonas europaea

    • Maarten J. Frijlink
    • Tjakko Abee
    • Wil N. Konings

    Original Papers Pages: 389 - 393