1. Regulation of Azotobacter chroococcum invertase

   • Mercedes G. de la Vega
   • Francisco J. Cejudo
   • Antonio Paneque

   Original Papers Pages: 309 - 311

2. Candida albicans mycelial wall structure: supramolecular complexes released by Zymolyase, chitinase and β-mercaptoethanol

   • Antonio Marcilla
   • M. Victoria Elorza
   • Rafael Sentandreu

   Original Papers Pages: 312 - 319

3. Effect of l-azetidine 2-carboxilic acid on the activity of the general amino-acid permease from Saccharomyces cerevisiae var. ellipsoideus

   • Rosario Iglesias
   • Jose Miguel Ferreras
   • Tomás Girbés

   Original Papers Pages: 320 - 324

4. Metabolic regulation of carbon and electron flow as a function of pH during growth of Sarcina ventriculi

   • S. E. Lowe
   • J. G. Zeikus

   Original Papers Pages: 325 - 329

5. Rhodoferax fermentans gen. nov., sp. nov., a phototrophic purple nonsulfur bacterium previously referred to as the “Rhodocyclus gelatinosus-like” group

   • Akira Hiraishi
   • Yasuo Hoshino
   • Toshio Satoh

   Original Papers Pages: 330 - 336

6. The accumulation of poly(3-hydroxyalkanoates) in Rhodobacter sphaeroides

   • Helmut Brandl
   • Richard A. Gross
   • R. Clinton Fuller

   Original Papers Pages: 337 - 340

7. Ferrous iron dependent nitric oxide production in nitrate reducing cultures of Escherichia coli

   • Hans J. Brons
   • Wilfred R. Hagen
   • Alexander J. B. Zehnder

   Original Papers Pages: 341 - 347

8. Isolation and characterization of a thermophilic benzoate-degrading, sulfate-reducing bacterium, Desulfotomaculum thermobenzoicum sp. nov.

   • Masaharu Tasaki
   • Yoichi Kamagata
   • Eiichi Mikami

   Original Papers Pages: 348 - 352

9. Purification and characterization of pterocarpan hydroxylase, a flavoprotein monooxygenase from the fungus Ascochyta rabiei involved in pterocarpan phytoalexin metabolism

   • R. Tenhaken
   • H. Ch. Salmen
   • W. Barz

   Original Papers Pages: 353 - 359

10. Molecular cloning and expression of Spirulina platensis acetohydroxy acid synthase genes in Escherichia coli

    • Giovanna Riccardi
    • Edda De Rossi
    • Maurilio De Felice

    Original Papers Pages: 360 - 365

11. Pyruvate metabolism of the hyperthermophilic archaebacterium Pyrococcus furiosus

    • Thomas Schäfer
    • Peter Schönheit

    Original Papers Pages: 366 - 377

12. Thermodynamics of methylenetetrahydrofolate reduction to methyltetrahydrofolate and its implications for the energy metabolism of homoacetogenic bacteria

    • Gert Wohlfarth
    • Gabriele Diekert

    Original Papers Pages: 378 - 381

13. The electron transport system of Alcaligenes eutrophus H16

    • Ralf Kömen
    • Davide Zannoni
    • Karin Schmidt

    Original Papers Pages: 382 - 390

14. Futile cycling of ammonium ions via the high affinity potassium uptake system (Kdp) of Escherichia coli

    • Ed T. Buurman
    • M. Joost Teixeira de Mattos
    • Oense M. Neijssel

    Original Papers Pages: 391 - 395

15. Isolation and characterization of an obligately anaerobic, polysaccharolytic, extremely thermophilic member of the genus Spirochaeta

    • Frederick A. Rainey
    • Peter H. Janssen
    • Hugh W. Morgan

    Original Papers Pages: 396 - 401

16. Isolation of a novel rod shaped methanogen growing on methanol and 2-propanol

    • K. Lalitha
    • S. Krishnan

    Original Papers Pages: 402 - 408

17. Nucleoside deoxyribosyltransferase and inosine phosphorylase activity in lactic acid bacteria

    • R. F. Chawdhri
    • D. W. Hutchinson
    • A. O'L. Richards

    Short Communications Pages: 409 - 411

18. Peripheral localization of the dihydrolipoamide dehydrogenase in the purinolytic anaerobe Clostridium cylindrosporum

    • D. Dietrichs
    • M. Bahnweg
    • J. R. Andreesen

    Short Communications Pages: 412 - 414