1. Molecular composition of the outer membrane of Escherichia coli and the importance of protein-lipopolysaccharide interactions

   • Jobst Gmeiner
   • Siegfried Schlecht

   OriginalPaper Pages: 81 - 86

2. Development and pigmentation of chlorosomes in Chloroflexus aurantiacus strain Ok-70-fl

   • K. Schmidt
   • M. Maarzahl
   • F. Mayer

   OriginalPaper Pages: 87 - 97

3. Metabolism of acetylene by Rhodococcus A1

   • Jan A. M. de Bont
   • Michael W. Peck

   OriginalPaper Pages: 99 - 104

4. Parameters of unbalanced growth and reversible inhibition of deoxyribonucleic acid synthesis in Brevibacterium ammoniagenes ATCC 6872 induced by depletion of Mn²⁺. Inhibitor studies on the reversibility of deoxyribonucleic acid synthesis

   • Georg Auling
   • Martin Thaler
   • Hans Diekmann

   OriginalPaper Pages: 105 - 114

5. Expression of klebsiella his and nif genes in serratia marcescens, Erwinia herbicola and Proteus mirabilis

   • V. Krishnapillai
   • J. R. Postgate

   OriginalPaper Pages: 115 - 118

6. Regulation of alcohol oxidase synthesis in Hansenula polymorpha: Oversynthesis during growth on mixed substrates and induction by methanol

   • L. Eggeling
   • H. Sahm

   OriginalPaper Pages: 119 - 124

7. Capacity of chromatiaceae for chemotrophic growth. Specific respiration rates of Thiocystis violacea and Chromatium vinosum

   • Charlotte Kampf
   • Norbert Pfennig

   OriginalPaper Pages: 125 - 135

8. Oxygen consumption by Campylobacter sputorum subspecies Bubulus with formate as substrate

   • Hubert G. D. Niekus
   • Els van Doorn
   • Adrian H. Stouthamer

   OriginalPaper Pages: 137 - 143

9. Treponema bryantii sp. nov., a rumen spirochete that interacts with cellulolytic bacteria

   • T. B. Stanton
   • E. Canale-Parola

   OriginalPaper Pages: 145 - 156

10. Characterization of three membrane fractions isolated from cells of Rhodopseudomonas capsulata adapting from chemotrophic to phototrophic conditions

    • Augusto F. Garcia
    • Gerhart Drews

    OriginalPaper Pages: 157 - 161

11. The occurrence of coryneform bacteria in the leaf cavity of Azolla

    • J. E. Gates
    • R. W. Fisher
    • R. A. Candler

    Short Communications Pages: 163 - 165

12. Analysis of the fermentation pathways of clostridia using double labelled glutamade

    • Wolfgang Buckel

    Short Communications Pages: 167 - 169