1. Institute of Microbiology and Genetics; Department of Genetics of Eukaryotic Microorganisms; Georg-August-University Göttingen; Germany
2. Institute of Microbiology and Genetics; Department of Molecular Structural Biology; Georg-August-University Göttingen; Germany
3. Dipartimento di Chimica Ugo Schiff; Università degli Studi di Firenze; Sesto Fiorentino Florence Italy
4. Institute of Technical Microbiology; Hamburg University of Technology; Germany
5. Neurofarba Department; Section of Pharmaceutical and Nutriceutical Sciences; Università degli Studi di Firenze; Sesto Fiorentino Florence Italy