1. Department of Medical ChemistryMolecular Biology and PathobiochemistrySemmelweis University Budapest Hungary
2. Department of Inorganic and Analytical ChemistryBudapest University of Technology and Economics Budapest Hungary
3. Department of Applied Biotechnology and Food ScienceBudapest University of Technology and Economics Budapest Hungary
4. Research Institute of Pomology and Floriculture Skierniewice Poland
5. Research Group of Technical Analytical ChemistryHungarian Academy of Sciences Budapest Hungary