1. Biochem Laboratory, Emile Roux Hospital, AP-HP, 1 Avenue de Verdun, 94456 Limeil-Brévannes Cedex, France
2. Nutrition Laboratory, EA 2498, Paris V University, 4 Avenue de l’Observatoire, 75006 Paris, France
3. Biology Laboratory, Joffre-Dupuytren Hospital, AP-HP, 91211 Draveil Cedex, France
4. Biochem Laboratory, Hôtel-Dieu Hospital, AP-HP, 1 Place du Parvis Notre-Dame, 75181 Paris Cedex 04, France