1. Netherlands Institute for Neuroscience, 1105 BA Amsterdam, The Netherlands
2. Dipartimento di Scienze Biomediche, Chirurgiche ed Odontoiatriche, University of Milan, 20133 Milan, Italy
3. Experimental Animal Center, University of Bern, CH-3008 Bern, Switzerland
4. Fondazione RiMED, 90133 Palermo, Italy
5. Institute of Biochemistry and Cell Biology, National Research Council, 00015 Rome, Italy
6. Dipartimento di Scienze della Vita e Biotecnologie, University of Ferrara, 44121 Ferrara, Italy
7. Department of Life Sciences, University of Trieste, 34128 Trieste, Italy