1. CER Groupe, Health
Department, Rue du Point du Jour 8, 6900 Marloie, Belgium
2. URBC-Narilis, University of Namur, Rue de Bruxelles
61, 5000 Namur, Belgium
3. CRA-W, Walloon Agricultural
Research Center, Biotechnology Department, Chaussée de Charleroi 234, 5030 Gembloux, Belgium