1. Microbiology, Bioorganic & Macromolecular Chemistry Research Unit, Faculté de Pharmacie, Université libre de Bruxelles (ULB), Boulevard du Triomphe, 1050 Brussels, Belgium
2. Harvey Cushing Neuro-Oncology Laboratories, Department of Neurosurgery, Brigham & Women’s Hospital, Harvard Medical School, Boston, MA 02115, USA