1. ; Laboratory of Food Chemistry, Department of Chemistry; University of Ioannina; Ioannina 45110 Greece
2. ; Department of Social Administration and Political Science; Democritus University of Thrace; Komotini 69100 Greece
3. ; Department of Chemistry; American University in Cairo; New Cairo 11835 Egypt
4. Department of Food Technology; Technological Educational Institute of Thessaloniki; Thessaloniki 54110 Greece
5. Greek Observatory of Oxidative Stress; Thessaloniki 54622 Greece