1. Department of Neurology; University Medicine Göttingen; Göttingen Germany
2. German Center for Neurodegenerative Diseases (DZNE); Bonn Germany
3. Department of Neurology; Molecular Neurobiology Laboratory; Heinrich-Heine-University Medical Center Düsseldorf; Düsseldorf Germany
4. Center for Nanoscale Microscopy and Molecular Physiology of the Brain (CNMPB); Göttingen Germany