1. Behavioural responses of bacteria to light and oxygen

   • Judith P. Armitage

   Mini-review Pages: 249 - 261

2. Regulation of acetate metabolism in Corynebacterium glutamicum: transcriptional control of the isocitrate lyase and malate synthase genes

   • Volker F. Wendisch
   • Marion Spies
   • B. J. Eikmanns

   Original paper Pages: 262 - 269

3. New carotenoids from the thermophilic green sulfur bacterium Chlorobium tepidum: 1′,2′-dihydro-γ-carotene, 1′,2′-dihydrochlorobactene, and OH-chlorobactene glucoside ester, and the carotenoid composition of different strains

   • S. Takaichi
   • Zheng-Yu Wang
   • Michael T. Madigan

   Original paper Pages: 270 - 276

4. The major carotenoid in all known species of heliobacteria is the C30 carotenoid 4,4′-diaponeurosporene, not neurosporene

   • S. Takaichi
   • Kazuhito Inoue
   • Michael T. Madigan

   Original paper Pages: 277 - 281

5. Glycine betaine aldehyde dehydrogenase from Bacillus subtilis: characterization of an enzyme required for the synthesis of the osmoprotectant glycine betaine

   • J. Boch
   • Gabriele Nau-Wagner
   • E. Bremer

   Original paper Pages: 282 - 289

6. Regulatory O2 tensions for the synthesis of fermentation products in Escherichia coli and relation to aerobic respiration

   • Sabine Becker
   • Dorina Vlad
   • G. Unden

   Original paper Pages: 290 - 296

7. Thiosulfate as a metabolic product: the bacterial fermentation of taurine

   • Karin Denger
   • Heike Laue
   • A. M. Cook

   Original paper Pages: 297 - 301

8. The electron transport system of the halophilic purple nonsulfur bacterium Rhodospirillum salinarum. 1. A functional and thermodynamic analysis of the respiratory chain in aerobically and photosynthetically grown cells

   • Giovanni Moschettini
   • Alejandro Hochkoeppler
   • D. Zannoni

   Original paper Pages: 302 - 309

9. Anaerobic metabolism of l-phenylalanine via benzoyl-CoA in the denitrifying bacterium Thauera aromatica

   • Sabine Schneider
   • M. E.-S. Mohamed
   • G. Fuchs

   Original paper Pages: 310 - 320

10. The bifunctional enzyme chitosanase-cellulase produced by the gram-negative microorganism Myxobacter sp. AL-1 is highly similar to Bacillus subtilis endoglucanases

    • M. Pedraza-Reyes
    • Félix Gutiérrez-Corona

    Original paper Pages: 321 - 327

11. Two closely linked genes encoding thioredoxin and thioredoxin reductase in Clostridium litorale

    • Sylke Kreimer
    • Brigitte Söhling
    • J. R. Andreesen

    Original paper Pages: 328 - 337

12. Desulfovibrio inopinatus, sp. nov., a new sulfate-reducing bacterium that degrades hydroxyhydroquinone (1,2,4-trihydroxybenzene)

    • Wolfram Reichenbecher
    • B. Schink

    Original paper Pages: 338 - 344