1. Institute of Plant Physiology and Genetics, Bulgarian Academy of Sciences, Acad. G. Bonchev Str. bl. 21, Sofia, Bulgaria
2. Institute of Biophysics and Biomedical Engineering, Bulgarian Academy of Sciences, Acad. G. Bonchev Str., bl. 21, Sofia, Bulgaria
3. Institute for Sustainable Plant Protection, Department of Biology, Agriculture and Food Sciences, The National Research Council of Italy (CNR), Sesto Fiorentino (Florence), Italy
4. Department of Biology, University of Naples Federico II, Via Cinthia, Naples, Italy
5. Faculty of Biology, Sofia University, Sofia, Bulgaria
6. Department of Agricultural Sciences, University of Naples Federico II, Via Università 100, Portici, Italy
7. Department of Biology, Agriculture and Food Sciences, Trees and Timber Institute, The National Research Council of Italy (CNR), Sesto Fiorentino (Florence), Italy
8. Department of Biology, Agriculture and Food Sciences, The National Research Council of Italy (CNR), Rome, Italy