1. Department of Chemistry; Laboratory of Analytical Chemistry; National and Kapodistrian University of Athens; Panepistiomiopolis 15771 Athens Greece
2. Department of Chemistry, Laboratory of Organic Chemistry; National and Kapodistrian University of Athens; Panepistiomiopolis 15771 Athens Greece
3. Department of Microbiology; Laboratory of Cellular Immunology; Hellenic Pasteur Institute; 127 Vasilissis Sofias Ave. 11521 Athens Greece