1. Institute of Experimental Botany of the Czech Academy of Sciences, Centre of the Region Haná for Biotechnological and Agricultural Research, 783 71 Olomouc, Czech Republic
2. Department of Biophysics, Centre of the Region Haná for Biotechnological and Agricultural Research, Palacký University, 783 71 Olomouc, Czech Republic
3. Electron Microscopy Group, Groningen Biomolecular Sciences and Biotechnology Institute, University of Groningen, Nijenborgh 7, 9747 AG Groningen, The Netherlands
4. Department of Physics, Faculty of Science, University of Ostrava, 710 00 Ostrava, Czech Republic
5. Global Change Research Institute of the Czech Academy of Sciences, 603 00 Brno, Czech Republic
6. Central European Institute of Technology, Masaryk University, 625 00 Brno, Czech Republic