[1] INSERM, Ctr Rech Cordeliers, UMR S 872, F-75006 Paris, France
[2] Univ Paris 06, UMR S 872, F-75006 Paris, France
[3] Univ Paris 05, UMR S 872, F-75006 Paris, France
[4] Hop La Pitie Salpetriere, AP HP, Dept Diabetologieet Malad Metab, Paris, France