1. New roles for CO2 in the microbial metabolism of aliphatic epoxides and ketones

   • S. A. Ensign
   • Frederick J. Small
   • Miriam K. Sluis

   Mini-review Pages: 179 - 187

2. Structural and immunochemical characterization of β-1,2-linked mannobiosyl phosphate residue in the cell wall mannan of Candida glabrata

   • H. Kobayashi
   • Hiroko Oyamada
   • Yoshio Okawa

   Original paper Pages: 188 - 194

3. Two internal pools of soluble polyphosphate in the cyanobacterium Synechocystis sp. strain PCC 6308: an in vivo 31P NMR spectroscopic study

   • B. A. Lawrence
   • C. Suarez
   • M. M. Allen

   Original paper Pages: 195 - 200

4. Two F420-reducing hydrogenases in Methanosarcina barkeri

   • Martin Vaupel
   • R. K. Thauer

   Original paper Pages: 201 - 205

5. Function of H2-forming methylenetetrahydromethanopterin dehydrogenase from Methanobacterium thermoautotrophicum in coenzyme F420 reduction with H2

   • C. Afting
   • A. Hochheimer
   • R. K. Thauer

   Original paper Pages: 206 - 210

6. Characterization of the alternative σ-factors SigD and SigE in Synechococcus sp. strain PCC 7002. SigE is implicated in transcription of post-exponential-phase-specific genes

   • T. M. Gruber
   • D. A. Bryant

   Original paper Pages: 211 - 219

7. Thermostable phenylalanine dehydrogenase from a mesophilic Microbacterium sp. strain DM 86-1

   • Y. Asano
   • Masako Tanetani

   Original paper Pages: 220 - 224

8. Isolation and immunocytochemical location of the nitrite-oxidizing system in Nitrospira moscoviensis

   • E. Spieck
   • Silke Ehrich
   • Eberhard Bock

   Original paper Pages: 225 - 230

9. Psychromonas antarcticus gen. nov., sp. nov., a new aerotolerant anaerobic, halophilic psychrophile isolated from pond sediment of the McMurdo Ice Shelf, Antarctica

   • D. O. Mountfort
   • Frederick A. Rainey
   • Erko Stackebrandt

   Original paper Pages: 231 - 238

10. Reduction of diverse electron acceptors by Aeromonas hydrophila

    • V. Knight
    • R. Blakemore

    Original paper Pages: 239 - 248

11. Chemolithoautotrophy and mixotrophy in the thiophene-2-carboxylic acid-utilizing Xanthobacter tagetidis

    • A. Nikki Padden
    • Donovan P. Kelly
    • A. P. Wood

    Original paper Pages: 249 - 256

12. Enzyme analyses demonstrate that β-methylbutyric acid is converted to β-hydroxy-β-methylbutyric acid via the leucine catabolic pathway by Galactomyces reessii

    • In-Young Lee
    • J. P. N. Rosazza

    Original paper Pages: 257 - 262

13. Alkali-labile precursors of dimethyl sulfide in marine benthic cyanobacteria

    • C. Vogt
    • Andreas Rabenstein
    • Ulrich Fischer

    Short communication Pages: 263 - 266