The oxygen-responsive NIFL-NIFA complex: a novel two-component regulatory system controlling nitrogenase synthesis in γ-Proteobacteria R. Dixon Mini-review Pages: 371 - 380
Characterization of a new Agrobacterium tumefaciens strain from alfalfa (Medicago sativa L.) Jeffrey D. PalumboDonald A. PhillipsC. I. Kado Original paper Pages: 381 - 386
Rapid identification of wine yeast species based on RFLP analysis of the ribosomal internal transcribed spacer (ITS) region José Manuel GuillamónJosepa SabatéA. Querol Original Paper Pages: 387 - 392
The Helicobacter felis ftsH gene encoding an ATP-dependent metalloprotease can replace the Escherichia coli homologue for growth and phage λ lysogenization Klaus MelchersThomas WiegertW. Schumann Original paper Pages: 393 - 396
Phylogenetic analysis of Methanobrevibacter isolated from feces of humans and other animals Chuzhao LinT. L. Miller Original paper Pages: 397 - 403
Genetic evidence for a role of thioesterase domains, integrated in or associated with peptide synthetases, in non-ribosomal peptide biosynthesis in Bacillus subtilis Axel SchneiderM. A. Marahiel Original paper Pages: 404 - 410
Urea uptake and urease activity in Corynebacterium glutamicum Ruth M. SieweBrita WeilThomas Jahns Original paper Pages: 411 - 416
Characterization of HetR protein turnover in Anabaena sp. PCC 7120 Ruanbao ZhouZongxun CaoJ. Zhao Original paper Pages: 417 - 426
A periplasmic flavoprotein in Wolinella succinogenes that resembles the fumarate reductase of Shewanella putrefaciens Jörg SimonRoland GrossA. Kröger Original paper Pages: 424 - 433
Molecular genetic evidence for extracytoplasmic localization of sulfur globules in Chromatium vinosum Kobchai PattaragulwanitDaniel C. BruneC. Dahl Original paper Pages: 434 - 444
Isocitrate dehydrogenase and glyoxylate cycle enzyme activities in Bradyrhizobium japonicum under various growth conditions L. S. GreenDale B. KarrDavid W. Emerich Original Paper Pages: 445 - 451
Two new motile phototrophic consortia: “Chlorochromatium lunatum” and “Pelochromatium selenoides” C. A. AbellaX. P. CristinaX. Vila Original paper Pages: 452 - 459
Fractionation of sulfur isotopes during thiosulfate reduction by Desulfovibrio desulfuricans Andrea M. SmockM. E. BöttcherH. Cypionka Short communication Pages: 460 - 463
The rnf gene products in Rhodobacter capsulatus play an essential role in nitrogen fixation during anaerobic DMSO-dependent growth in the dark K. SaekiHirotaka Kumagai Short communication Pages: 464 - 467