1. IGV, Faculty of Life Sciences, University of Copenhagen, Thorvaldsensvej 40, DK-1871 Frederiksberg, Denmark
2. Department of Chemistry, University of Copenhagen, Universitetsparken 5, DK-2100 Copenhagen, Denmark
3. Ankerhus College of Nutrition and Health, Slagelsevej 70-74 DK - 4180 Sorø, Denmark