1. The Robert H. Smith Institute of Plant Sciences and Genetics in Agriculture, The Robert H. Smith Faculty of Agriculture, Food and Environment, The Hebrew University of Jerusalem, Rehovot, Israel
2. Centre of the Region Haná for Biotechnological and Agricultural Research, Department of Phytochemistry, Faculty of Science, Palacky University, Šlechtitelů 27, Olomouc, Czech Republic
3. Centre of the Region Haná for Biotechnological and Agricultural Research, Department of Genetic Resources for Vegetables, Medicinal and Special Plants, Crop Research Institute, Šlechtitelů 29, Olomouc, Czech Republic
4. Laboratory of Growth Regulators, The Czech Academy of Sciences, Institute of Experimental Botany & Palacký University, Šlechtitelů 27, Olomouc, Czech Republic