1. Department of General and Inorganic Chemistry, Faculty of Chemistry, Aristotle University of Thessaloniki, P. O. Box 135, 54124 Thessaloniki, Greece, http://www.chem.auth.gr/index.php?lang=en&st=129
2. Institute of Nanoscience and Nanotechnology, NCSR “Demokritos”, 15310 AghiaParaskevi Attikis, Greece
3. Department of Nutrition and Dietetics, Faculty of Food Technology and Nutrition, Alexandrion Technological Educational Institution, Sindos, Thessaloniki, Greece