1. University of Chemistry, and Technology, Prague, Faculty of Food and Biochemical Technology, Department of Biochemistry and Microbiology, Prague, Czech Republic
2. Institute of Arctic Biology, University of Alaska Fairbanks, Fairbanks, Alaska, USA
3. Department of Biology and Wildlife, University of Alaska Fairbanks, Fairbanks, Alaska, USA
4. Agriculture and Agri-Food Canada, Quebec, Quebec, Canada