1. Institute of Public Health and Clinical Nutrition; University of Eastern Finland; PO Box 1627 FI-70211 Kuopio Finland
2. School of Pharmacy; University of Eastern Finland; PO Box 1627 FI-70211 Kuopio Finland
3. The James Hutton Institute; Invergowrie Dundee DD2 5DA Scotland, UK
4. Norwegian Institute of Bioeconomy Research; Nord Holt, Postboks 2284 N-9269 Tromsø Norway
5. Department of Environmental and Biological Sciences; University of Eastern Finland; PO Box 1627 FI-70211 Kuopio Finland