1. Laboratory for Neuroregeneration; Netherlands Institute for Neuroscience; Meibergdreef 47 1105 BA Amsterdam the Netherlands
2. Department of Neurology; Leiden University Medical Center; Leiden the Netherlands
3. Department of Neurosurgery; Leiden University Medical Center; Leiden the Netherlands
4. Department of Molecular and Cellular Neurobiology; Center for Neurogenomics and Cognition research; Vrije Universiteit Amsterdam; Amsterdam the Netherlands