1. Biotechnology Research Institute, National Research Council Canada (NRCC), Montreal, Quebec, Canada H4P 2R2, Regroupement Québécois de Matériaux de Pointe and Department of Engineering Physics, Ecole Polytechnique, Montreal, Quebec, H3C 3A7, Institute of Chemical Process and Environmental Technology, NRCC, Ottawa, Ontario, K1A 0R6, and Steacie Institute of Molecular Sciences, NRCC, Ottawa, Ontario, K1A 0R6