1. Department of Stereotactic and Functional Neurosurgery, Albert Ludwigs University, Frieburg, Germany.
2. Laboratory of Molecular Biology LIM15, Medical School, University of Sao Paulo, Sao Paulo, Brazil.
3. Laboratory of Molecular Biology, INCOR, School of Medicine, University of Sao Paulo, Sao Paulo, Brazil.
4. Department of Stereotactic and Functional Neurosurgery, Neurocentre, Albert-Ludwig University, Freiburg, Germany.