Abstract
1 Laboratorium voor Microbiologie, Universiteit Gent, K.-L. Ledeganckstraat 35, B-9000 Ghent, Belgium
2 Department of Microbiology, University of Rostock, Albert-Einstein-Str. 3, D-18051 Rostock, Germany
3 Environmental Biotechnology, TU Graz, Petersgasse 12, A-8010 Graz, Austria
4 Institute of Plant Sciences, Karl-Franzens-Universität Graz, Holteigasse 6, A-8010 Graz, Austria
5 Department of Microbiology, University of Zurich, Zollikerstraße 107, CH-8008 Zurich, Switzerland
6 Culture Collection, Department of Clinical Bacteriology, University of Göteborg, S-413 46 Göteborg, Sweden