1. Department of Inorganic and Analytical Chemistry, University of Debrecen, Egyetem tér 1, 4010 Debrecen, Hungary
2. Bracco Imaging S.p.A., Via E. Folli 50, 20135 Milano, Italy
3. CAGE Chemicals srl, Via Bovio 6, 28100 Novara, Italy
4. Dipartimento di Scienze del Farmaco (DSF), Università degli Studi del Piemonte Orientale “A. Avogadro”, Largo Donegani 2/3, 28100 Novara, Italy
5. Department of Colloid and Environmental Chemistry, University of Debrecen, Egyetem tér 1, 4010 Debrecen, Hungary
6. Department of Physical Chemistry, University of Debrecen, Egyetem tér 1, 4010 Debrecen, Hungary
7. Dipartimento di Chimica & Molecular Imaging Center, Università degli Studi di Torino, Via Nizza 52, 10126 Torino, Italy, Fax: +39‐011‐6706487, http://www.mbcunito.it