1. a Biotechnology Research Institute, National Research Council of Canada, 6100 Royalmount Avenue, Montreal, Quebec, Canada, H4P 2R2
2. b Laboratory of Microbial Ecology and Technology, Gent University, Coupure L 653, B 9000, Gent, Belgium
3. c Department of Chemistry and Biochemistry, Concordia University, 1455 de Maisonneuve Boulevard West, Montreal, Quebec, Canada, H3G 1M8