1. Department of Bioproducts and Biosystems, Aalto University, P.O. Box 16300, 00076 Aalto, Finland
2. Department of Chemical and Paper Engineering, Western Michigan University, Kalamazoo, Michigan 49008-5200, United States
3. Turku Centre for Biotechnology, University of Turku and Åbo Akademi University, 20520 Turku, Finland