1. Alanine dehydrogenase of the N₂-fixing blue-green alga, Anabaena cylindrica

   • P. Rowell
   • W. D. P. Stewart

   OriginalPaper Pages: 115 - 124

2. Aromatic amino acid biosynthesis in Alcaligenes eutrophus H 16

   • C. G. Friedrich
   • Bärbel Friedrich
   • H. G. Schlegel

   OriginalPaper Pages: 125 - 131

3. Studies on utilization of 2-ketoglutarate, glutamate and other amino acids by the unicellular alga Cyanidium caldarium

   • Carmelo Rigano
   • Amodio Fuggi
   • Giovanni Aliotta

   OriginalPaper Pages: 133 - 138

4. Enrichment and isolation of nitrogen fixing hydrogen bacteria

   • J. Wiegel
   • H. G. Schlegel

   OriginalPaper Pages: 139 - 142

5. Stoffwechselprodukte von Mikroorganismen

   • U. Dähn
   • H. Hagenmaier
   • H. Zähner

   OriginalPaper Pages: 143 - 160

6. Metabolic products of microorganisms

   • K. Uchida
   • H. Zähner

   OriginalPaper Pages: 161 - 166

7. Structure and composition of intracytoplasmic membranes of Ectothiorhodospira mobilis

   • Saundra Herndon Oyewole
   • Stanley C. Holt

   OriginalPaper Pages: 167 - 182

8. Occurrence of pppApp-synthesizing activity in actinomycetes and isolation of purine nucleotide pyrophosphotransferase

   • Toshikazu Oki
   • Akihiro Yoshimoto
   • Akira Takamatsu

   OriginalPaper Pages: 183 - 187

9. Unidirectional inhibition of phosphoenolpyruvate carboxykinase from Rhodospirillum rubrum by ATP

   • Jobst-Heinrich Klemme

   OriginalPaper Pages: 189 - 192

10. Preparation and partial characterization of a Lactobacillus lactis bacteriophage

    • S. S. Sarimo
    • M. Hartiala
    • L. Aaltonen

    OriginalPaper Pages: 193 - 197

11. Induction and stabilization of synchrony in the cell division of Escherichia coli

    • Gerasimos Demetriou Anagnostopoulos

    OriginalPaper Pages: 199 - 203

12. Torulopsis spandovensis sp. n., a new yeast from beer

    • Wolfgang Henninger
    • Siegfried Windisch

    OriginalPaper Pages: 205 - 206

13. Free tryptophan pool and tryptophan biosynthetic enzymes in Saccharomyces cerevisiae

    • Peter A. Fantes
    • Lilian M. Roberts
    • Ralf Huetter

    OriginalPaper Pages: 207 - 214

14. Bioenergetic aspects of aerobic growth of Klebsiella aerogenes NCTC 418 in carbon-limited and carbon-sufficient chemostat culture

    • O. M. Neijssel
    • D. W. Tempest

    OriginalPaper Pages: 215 - 221

15. Thielavia heterothallica spec. nov., die perfekte Form von Chrysosporium thermophilum

    • Agnes von Klopotek

    Short Communications Pages: 223 - 224

16. Isolation of regulatory mutants of Pseudomonas acidovorans by use of amino acid analogs

    • Nicole J. Thevenet
    • Jean-Paul Vandecasteele

    Short Communications Pages: 225 - 227

17. The influence of pH on sulphite formation by yeasts

    • R. Eschenbruch
    • P. Bonish

    Short Communications Pages: 229 - 231

18. Isolation and growth rates of methanol utilizing rhodospirillaceae

    • H. A. Douthit
    • N. Pfennig

    Short Communications Pages: 233 - 234