The role of c-type cytochromes in catalyzing oxidative and photosynthetic electron transport in the dual functional plasmamembrane of facultative phototrophs Davide ZannoniFevzi Daldal Minireview Pages: 413 - 423
Transient, specific and extremely rapid release of osmolytes from growing cells of Escherichia coli K-12 exposed to hypoosmotic shock Manfred SchleyerRoland SchmidEvert P. Bakker Original Papers Pages: 424 - 431
The reduction of nitrous oxide to dinitrogen by Escherichia coli M. KaldorfK. -H. Linne von BergH. Bothe Original Papers Pages: 432 - 439
Clues from a halophilic methanogen about aromatic amino acid biosynthesis in archaebacteria R. S. FischerC. A. BonnerR. A. Jensen Original Papers Pages: 440 - 446
Close genetic relationship between Nitrobacter hamburgensis nitrite oxidoreductase and Escherichia coli nitrate reductases Karin KirsteinEberhard Bock Original Papers Pages: 447 - 453
Molecular organization of the Escherichia coli gab cluster: nucleotide sequence of the structural genes gabD and gabP and expression of the GABA permease gene Eckhard NiegemannArno SchulzKlaus Bartsch Original Papers Pages: 454 - 460
Spirosymplokos deltaeiberi nov. gen., nov. sp.: variable-diameter composite spirochete from microbial mats Richardo GuerreroJon AshenLynn Margulis Original Papers Pages: 461 - 470
Nitrate reductase activity in spheroplasts from Rhodobacter capsulatus E1F1 requires a periplasmic protein Maria M. DobaoManuel Martínez-LuqueFrancisco Castillo Original Papers Pages: 471 - 476
Stability and transmissibility of the cryptic plasmids of Rhizobium meliloti GR4 Jesús Mercado-BlancoJosé Olivares Original Papers Pages: 477 - 485
Anti-SOS effects induced in Bacillus subtilis by a ϕ105 mutant prophage Clara P. RubinsteinOmar A. CosoCarmen Sanchez-Rivas Original Papers Pages: 486 - 491
Thermohydrogenium kirishiense gen. nov. and sp. nov., a new anaerobic thermophilic bacterium E. V. ZacharovaT. I. MitrofanovaE. N. Kondratieva Original Papers Pages: 492 - 497
Five coordinated nitrosylhemoprotein in the whole cells of denitrifying bacterium, Achromobacter xylosoxidans NCIB 11015 Tetsuhiko YoshimuraSohsuke ShidaraHitoshi Kamada Short Communication Pages: 498 - 500