1. Department of Microbiology, Faculty of Agriculture and Forestry, University of Helsinki, Helsinki, Finland
2. Department of Clinical Chemistry, University of Helsinki and Helsinki University Hospital, Helsinki, Finland
3. Laboratory of Algal Biotechnology-Centre Algatech, Institute of Microbiology of the Czech Academy of Sciences, Třeboň, Czech Republic
4. Department of Chemistry, University of Jyväskylä, Jyväskylä, Finland
5. Department of Biological and Environmental Science, Nanoscience Center, University of Jyväskylä, Jyväskylä, Finland