1. Carbonic anhydrase activity of Prochloron sp. isolated from an ascidian host

   • Maribel L. Dionisio-Sese
   • Atsuhiro Shimada
   • Shigetoh Miyachi

   Original Papers Pages: 1 - 5

2. Cytophaga xylanolytica sp. nov., a xylan-degrading, anaerobic gliding bacterium

   • Sheridan Kidd Haack
   • John A. Breznak

   Original Papers Pages: 6 - 15

3. Formation of d-3-hydroxybutyryl-coenzyme A by an acetoacetyl-coenzyme A reductase in Syntrophomonas wolfei subsp. wolfei

   • Dale A. Amos
   • Michael J. McInerney

   Original Papers Pages: 16 - 20

4. Effect of dissolved inorganic carbon on the expression of carboxysomes, localization of Rubisco and the mode of inorganic carbon transport in cells of the cyanobacterium Synechococcus UTEX 625

   • R. Michael L. McKay
   • Sarah P. Gibbs
   • George S. Espie

   Original Papers Pages: 21 - 29

5. Biosynthesis of cyclic β-(1–3),β-(1–6) glucan in Bradyrhizobium spp.

   • Nora Iñón de Iannino
   • Rodolfo A. Ugalde

   Original Papers Pages: 30 - 38

6. Isolation and characterization of Thiobacillus hydrothermalis sp. nov., a mesophilic obligately chemolithotrophic bacterium isolated from a deep-sea hydrothermal vent in Fiji Basin

   • Pascale Durand
   • Anna-Louise Reysenbach
   • Norman Pace

   Original Papers Pages: 39 - 44

7. Reclassification of Thiobacillus thyasiris as Thiomicrospira thyasirae comb. nov., an organism exhibiting pleomorphism in response to environmental conditions

   • Ann P. Wood
   • Don P. Kelly

   Original Papers Pages: 45 - 47

8. Nitrapyrin-ammonium combination induces rapid multiplication of mixed cultures of the stalked bacterium Nevskia ramosa famintzin and other heterotrophic bacteria

   • N. Kangatharalingam
   • John C. Priscu

   Original Papers Pages: 48 - 50

9. Some properties and occurrence of cytochrome c-552 in the aerobic photosynthetic bacterium Roseobacter denitrificans

   • Ken-ichiro Takamiya
   • Yuzo Shioi
   • Michio Doi

   Original Papers Pages: 51 - 56

10. Energetics and regulations of formate and hydrogen metabolism by Methanobacterium formicicum

    • Wei-Min Wu
    • Robert F. Hickey
    • J. Gregory Zeikus

    Original Papers Pages: 57 - 65

11. Induction of extracellular arabinases on monomeric substrates in Aspergillus niger

    • Peter v. d. Veen
    • Michel J. A. Flipphi
    • Jaap Visser

    Original Papers Pages: 66 - 71

12. Acetyl-CoA synthetase (ADP forming) in archaea, a novel enzyme involved in acetate formation and ATP synthesis

    • Thomas Schäfer
    • Martina Selig
    • Peter Schönheit

    Original Papers Pages: 72 - 83

13. Impact of light/dark regimen on growth rate, biomass formation and bacteriochlorophyll synthesis in Erythromicrobium hydrolyticum

    • Vladimir V. Yurkov
    • Hans van Gemerden

    Original Papers Pages: 84 - 89

14. Purification and properties of glutamine synthetase from the archaebacterium Halobacterium salinarium

    • Bernd Manitz
    • August Wilhelm Holldorf

    Original Papers Pages: 90 - 97

15. Induction of SOS like responses by nitrofurantoin in Vibrio cholerae el tor cells

    • Md. S. Rahman
    • A. K. Pal
    • S. N. Chatterjee

    Original Papers Pages: 98 - 100