1. Max F. Perutz Laboratories, Department of Molecular Cell Biology, University of Vienna, A-1030 Vienna, Austria
2. Department of Epileptology
3. Life & Brain Center, University of Bonn, D-53105 Bonn, Germany
4. Biologie Moléculaire de la Différenciation, Université Paris 7, 75005 Paris, France
5. Institute of Neuropathology, Friedrich-Alexander University, D-91054 Erlangen, Germany