1. Faculty of Chemistry, Biotechnology and Food Science, Norwegian University of Life Sciences, P.O. Box 5003, N-1432 Aas, Norway
2. Faculty of Science and Technology, Norwegian University of Life Sciences, P.O. Box 5003, N-1433 Ås, Norway
3. NOFIMA − Norwegian Institute of Food, Fisheries and Aquaculture Research, PB 210, N-1431 Ås, Norway