[1] Department of Pharmacy,
[2] Aristotle University of Thessaloniki,undefined
[3] GR-54006 Thessaloniki,undefined
[4] Greece,undefined
[5] Medeval Ltd.,undefined
[6] Skelton House,undefined
[7] Manchester Science Park,undefined
[8] Manchester M15 4SH,undefined
[9] UK,undefined
[10] School of Pharmacy and Pharmaceutical Sciences,undefined
[11] University of Manchester,undefined
[12] Manchester M13 9PL,undefined
[13] UK e-mail: Isung@fs1.pa.man.ac.uk Tel.: +44-161-2752348; Fax: +44-161-273-8196,undefined