1. Department of Botany and Biological Education, Faculty of Biology, University of Plovdiv “Paisii Hilendarski”, 24 Tsar Assen Str., 4000 Plovdiv, Bulgaria
2. Center of Plant Systems Biology and Biotechnology, 14 Sveti Kniaz Boris I Pokrastitel Str., 4023 Plovdiv, Bulgaria
3. Max Planck Institute for Molecular Plant Physiology, 1, Am Mühlenberg, 14476 Potsdam, Germany
4. Department of Bioorganic Chemistry, Faculty of Pharmacy, Medical University of Plovdiv, 15A Vasil Aprilov Blvd., 4002 Plovdiv, Bulgaria
5. Department of Medical Biochemistry, Faculty of Pharmacy, Medical University of Plovdiv, 15A Vasil Aprilov Blvd., 4002 Plovdiv, Bulgaria