1. Institute for Medical Immunology (IMI), Université Libre de Bruxelles, Gosselies, Belgium;
2. Department of Urology, CUB Hôpital Erasme, Université Libre de Bruxelles, Brussels, Belgium;
3. Department of Urology, CHU-Charleroi, Université Libre de Bruxelles, Charleroi, Belgium;
4. Laboratory of Immunobiology, Institute for Molecular Biology and Medicine, Université Libre de Bruxelles, Gosselies, Belgium;
5. Department of Nephrology, Dialysis and Renal Transplantation, CUB Hôpital Erasme, Université Libre de Bruxelles, Brussels, Belgium