1. Optics and Plasma Research Department, Risø National Laboratory, DK-4000 Roskilde, Denmark
2. Laboratory of Biochemistry, Institute for Biomedical Research, Kaunas University of Medicine, LT-3009 Kaunas, Lithuania
3. Department of Molecular Cell Physiology, Earth, and Life Sciences, Vrije Universiteit, 1081 HV Amsterdam, The Netherlands
4. Biosystems Department, Risø National Laboratory, DK-4000 Roskilde, Denmark
5. Department of Agricultural Sciences, Royal Veterinary and Agricultural University, DK-1871 Frederiksberg C, Denmark