1. Morphological anomalies induced by Congo red in Aspergillus niger

   • Simonetta Pancaldi
   • F. Poli
   • G. L. Vannini

   Original Papers Pages: 185 - 187

2. Selective inhibition of transition from sexual agglutination to zygote formation by ethyl N-phenylcarbamate in Saccharomyces cerevisiae

   • Satoshi Hasegawa
   • Naohiko Yanagishima

   Original Papers Pages: 188 - 193

3. Immunochemical evidence that nitrogenase is restricted to the heterocysts in Anabaena cylindrica

   • Marcia A. Murry
   • Patrick C. Hallenbeck
   • John R. Benemann

   Original Papers Pages: 194 - 199

4. Triterpenoids from lipids of Rhodomicrobium vanniellii

   • Diana L. Howard
   • Bernd R. T. Simoneit
   • David J. Chapman

   Original Papers Pages: 200 - 204

5. Expression of proteolytic enzymes during Dictyostelium discoideum spore germination

   • Dennis P. Jackson
   • David A. Cotter

   Original Papers Pages: 205 - 208

6. An examination of factors affecting the instability of Saccharomyces cerevisiae glucan synthetase in cell free extracts

   • F. Leal
   • J. Ruiz-Herrera
   • G. Larriba

   Original Papers Pages: 209 - 214

7. Phosphate uptake in the yeast Candida tropicalis: purification of phosphate-binding protein and investigations about its role in phosphate uptake

   • Robert Jeanjean
   • Sylvie Bedu
   • Christian Foucault

   Original Papers Pages: 215 - 219

8. Myxococcal predation of the cyanobacterium Phormidium luridum in aqueous environments

   • Jeffrey C. Burnham
   • Susan A. Collart
   • Melvin J. Daft

   Original Papers Pages: 220 - 225

9. Analysis of cytoplasmic membrane from wild type and mutant Paracoccus denitrificans containing excess nitrate reductase protein and cytochrome b

   • Kathleen M. Calder
   • June Lascelles

   Original Papers Pages: 226 - 230

10. Energy requirements for microbial exopolysaccharide synthesis

    • T. R. Jarman
    • G. W. Pace

    Original Papers Pages: 231 - 235

11. Growth yields and saturation constant of Desulfovibrio vulgaris in chemostat culture

    • Regina Nethe-Jaenchen
    • Rudolf K. Thauer

    Original Papers Pages: 236 - 240

12. Evidence for an ammonium transport system in free-living and symbiotic cyanobacteria

    • Amar N. Rai
    • Peter Rowell
    • William D. P. Stewart

    Original Papers Pages: 241 - 246

13. Fatty acid, menaquinone and polar lipid composition of Rothia dentocariosa

    • Matthew David Collins
    • Haroun Neamath Shah

    Original Papers Pages: 247 - 249

14. Clostridium magnum sp. nov., a non-autotrophic homoacetogenic bacterium

    • Bernhard Schink

    Original Papers Pages: 250 - 255

15. Rhodopseudomonas adriatica sp. nov., a new species of the Rhodospirillaceae, dependent on reduced sulfur compounds

    • Otmar Neutzling
    • Johannes F. Imhoff
    • Hans G. Trüper

    Original Papers Pages: 256 - 261

16. Investigation of electrophysiological responses of Neurospora crassa to blue light

    • T. V. Potapova
    • N. N. Levina
    • L. M. Chailakhian

    Original Papers Pages: 262 - 265

17. Iron sulfur proteins of the purple sulfur bacterium Ectothiorhodospira shaposhnikovii

    • Werner H. Kusche
    • Hans G. Trüper

    Original Papers Pages: 266 - 271

18. Determination of cell wall teichoic acid structure of staphylococci by rapid chemical and serological screening methods

    • J. Endl
    • P. H. Seidl
    • K. H. Schleifer

    Original Papers Pages: 272 - 280