1. Department of Biotechnology University of Applied Sciences Kaiserslautern Kaiserslautern Germany
2. Department of Pharmaceutical and Pharmacological Sciences University of Padova Padova Italy
3. Department of Neurology University of Saarland Saarland Germany
4. T.E.S., Tissue Engineering and Signaling, Onlus Padova Italy
5. Department of Pediatric Surgery University Hospital Mannheim Mannheim Germany