Mechanistic action of pediocin and nisin: recent progress and unresolved questions T. J. MontvilleY. Chen MINI-REVIEW Pages: 511 - 519
Synthesis of biosurfactants in extreme conditions S. S. CameotraR. S. Makkar MINI-REVIEW Pages: 520 - 529
Production and structure elucidation of di- and oligosaccharide lipids (biosurfactants) from Tsukamurella sp. nov. E. VollbrechtR. HeckmannS. Lang ORIGINAL PAPER Pages: 530 - 537
Limonene bioconversion to high concentrations of a single and stable product, perillic acid, by a solvent-resistant Pseudomonas putida strain G. SpeelmansA. BijlsmaG. Eggink ORIGINAL PAPER Pages: 538 - 544
Evaluation of cell recycling in continuous fermentation of enzymatic hydrolysates of spruce with Saccharomyces cerevisiae and on-line monitoring of glucose and ethanol E. PalmqvistM. GalbeB. Hahn-Hägerdal ORIGINAL PAPER Pages: 545 - 551
d-Xylose isomerases from a newly isolated strain, Paenibacillus sp., and from Alcaligenes ruhlandii : isolation, characterization and immobilisation to solid supports A. N. MonekeS. K. C. ObiH. Bisswanger ORIGINAL PAPER Pages: 552 - 557
Repression of the expression of genes encoding xylanolytic enzymes in Aspergillusoryzae by introduction of multiple copies of the xynF1 promoter N. KitamotoS. YoshinoN. Tsukagoshi ORIGINAL PAPER Pages: 558 - 563
Electroporation of, plasmid isolation from and plasmid conservation in Clostridium acetobutylicum DSM 792 S. NakotteS. SchafferP. Dürre SHORT CONTRIBUTION Pages: 564 - 567
Isolation and characterization of Enterobacter cloacae capable of metabolizing asparagine M. S. NawazD. ZhangC. E. Cerniglia ORIGINAL PAPER Pages: 568 - 572
Bioconversion of sunflower oil, rapeseed oil and ricinoleic acid by Candida tropicalis M25 D. FabritiusH.-J. SchäferA. Steinbüchel ORIGINAL PAPER Pages: 573 - 578
Carbon catabolite repression of invertase during batch cultivations of Saccharomyces cerevisiae: the role of glucose, fructose, and mannose J. DynesenH. P. SmitsJ. Nielsen ORIGINAL PAPER Pages: 579 - 582
The influence of carbon source on the level and composition of ceramides of the Candida lipolytica yeast J. RupčićM. MesarićV. Marić ORIGINAL PAPER Pages: 583 - 588
The sequencing batch reactor as a powerful tool for the study of slowly growing anaerobic ammonium-oxidizing microorganisms M. StrousJ. J. HeijnenM. S. M. Jetten ORIGINAL PAPER Pages: 589 - 596
Determination of erythema-effective solar radiation in Japan and Germany with a spore monolayer film optimized for the detection of UVB and UVA – results of a field campaign Y. FurusawaL. E. QuinternM. Saito ORIGINAL PAPER Pages: 597 - 603
Production of polyhydroxybutyrate by Ralstonia eutropha from protein hydrolysates E. J. BormannM. LeißnerK. Metzner SHORT CONTRIBUTION Pages: 604 - 607
The production of xylitol from d-xylose by fermentation with Hansenula polymorpha S. SánchezV. BravoF. Camacho SHORT CONTRIBUTION Pages: 608 - 611
Organic halogen removal from chlorinated humic ground water and lake water by nitrifying fluidized-bed biomass characterised by electron microscopy and molecular methods E. KostyálM. BorsányiM. S. Salkinoja-Salonen ORIGINAL PAPER Pages: 612 - 622
Effects of Triton X-100 and Quillaya Saponin on the ex situ bioremediation of a chronically polychlorobiphenyl-contaminated soil F. FavaD. Di Gioia ORIGINAL PAPER Pages: 623 - 630