1. Laboratory of Microbiology, Faculty of Science, Ghent University, K. L. Ledeganckstraat 35, B-9000 Ghent, Belgium
2. Laboratory of Biochemistry and Brewing, Faculty Applied Bioscience Engineering, University College Ghent, Schoonmeersstraat 52, B-9000 Ghent, Belgium
3. BCCM/LMG Bacteria Collection, Faculty of Science, Ghent University, K. L. Ledeganckstraat 35, B-9000 Ghent, Belgium