1. Laboratory of Molecular Neuro-Oncology, Department of Neurology, University Hospital Zurich, Switzerland
2. Department of Biochemistry I, University of Regensburg, Germany
3. Institute for Molecular Medicine, University of Frankfurt, Germany
4. Department of Neuropathology, Heinrich Heine University Düsseldorf and German Cancer Consortium (DKTK), partner site Essen/Düsseldorf, Germany