Control of nitrogen fixation by oxygen in purple nonsulfur bacteria Jürgen OelzeGesine Klein Mini-review Pages: 219 - 225
Heliophilum fasciatum gen. nov. sp. nov. and Heliobacterium gestii sp. nov.: endospore-forming heliobacteria from rice field soils John G. OrmerodLinda K. KimbleMichael T. Madigan Original paper Pages: 226 - 234
The effect of different levels of the B800-850 light-harvesting complex on intracytoplasmic membrane development in Rhodobacter sphaeroides James N. SturgisRobert A. Niedermann Pages: 235 - 242
Isolation of a gene essential for biosynthesis of the lipopeptide antibiotics plipastatin B1 and surfactin in Bacillus subtilis YB8 Kenji TsugeTakashi AnoMakoto Shoda Original paper Pages: 243 - 251
Specific long-chain fatty acids promote optimal growth of Frankia: accumulation and intracellular distribution of palmitic and propionic acid Shawky SelimSandrine DelacourJaime Schwencke Original paper Pages: 252 - 257
Adaptation of Pseudomonas sp. GJ1 to 2-bromoethanol caused by overexpression of an NAD-dependent aldehyde dehydrogenase with low affinity for halogenated aldehydes Jan R. Van der PloegJaap KingmaDick B. Janssen Original paper Pages: 258 - 264
Regulation of leucine transport by intracellular pH in Bacillus pasteurii Liane BeckThomas Jahns Original paper Pages: 265 - 271
Sulfide pulsing as the controlling factor of spinae production in Chlorobium limicola strain UdG 6038 I.V. PibernatC.A. Abella Original paper Pages: 272 - 278
Cd2+-induced damage to yeast plasma membrane and its alleviation by Zn2+: studies on Schizosaccharomyces pombe cells and reconstituted plasma membrane vesicles Stephan AßmannKarel SiglerMilan Höfer Original paper Pages: 279 - 284
Evidence that two genomic species of Rhizobium are associated with Medicago truncatula Sophie RomeBrigitte BrunelJean-Claude Cleyet-Marel Short communication Pages: 285 - 288