1. Division
of Glycoscience, School of Biotechnology, Royal Institute of Technology
(KTH), AlbaNova University Center, Stockholm, SE-106 91, Sweden
2. Wallenberg
Wood Science Centre, Royal Institute of Technology (KTH), SE-100 44, Stockholm, Sweden
3. Department
of Biotechnology and Food Science, NTNU Norwegian University of Science and Technology, N-7491 Trondheim, Norway