Abstract
1Department of Applied Chemistry and Microbiology, Division of Microbiology, Finland
2Department of Biosciences, Division of General Microbiology, Finland
3Institute of Microbiology and Genetics, Department of Microbiology and Biotechnology, Biocentrum, A-1030 Vienna, Austria
4University of Helsinki, FIN-00014 University of Helsinki, and Forest Research Institute, FIN-01301 Vantaa, Finland
5Deutsche Sammlung von Mikroorganismen und Zellkulturen GmbH, D-38124 Braunschweig, Germany