1. ISM2-Chirosciences, Faculté des Sciences, Aix-Marseille Univ. UMR 6263, Saint-Jérôme, Case A62, Avenue Escadrille Normandie-Niemen, F-13397 Marseille, Cedex 20, France
2. Biological Research Center, Hungarian Academy of Sciences, Temesvári körút 62, H-6726 Szeged, Hungary
3. Joint Research Laboratory Nanomaterials, Karlsruhe Institute of Technology and Technische Universität Darmstadt, D-64287 Darmstadt, Germany
4. Biological Centre, Academy of Sciences of the Czech Republic, 370 05 Ceské Budejovice, Czech Republic