1 Laboratory of Experimental Medicine (ULB 222), Medicine Faculty, Université Libre de Bruxelles, Centre Hospitalier Universitaire Marie Curie, Charleroi, Belgium.
2 Laboratory of Molecular Biology of the Gene, Department of Molecular Biology (ULB), Free University of Brussels, Gosselies, Belgium.
3 INSERM, Laboratory of Molecular Biology and Biochemistry, Hormonology/Metabolism/Nutrition/Oncology, Center of Biology and Pathology, Centre Hospitalier Universitaire Lille, EA 7364 RADEME, University of North France, Lille, France.