1. Biology Centre, Czech Academy of Sciences, Institute of Plant Molecular Biology, Department of Plant Biophysics and Biochemistry, Branišovská, České Budějovice, Czech Republic
2. Martin Luther University Halle-Wittenberg, Institute of Agricultural and Nutritional Sciences, Plant Nutrition Laboratory, Betty-Heimann-Strasse, Halle (Saale), Germany
3. University of South Bohemia, Faculty of Science, Department of Experimental Plant Biology, Branišovská, České Budějovice, Czech Republic