[1] UNIV PARIS 05, HOP NECKER, CNRS, URA 1461, F-75743 PARIS 15, FRANCE
[2] INST BIOL & MED EXPTL, RA-1428 BUENOS AIRES, DF, ARGENTINA
[3] UNIV ROUEN, INSERM, U413, F-76821 MONT ST AIGNAN, FRANCE
[4] INSERM, U171, F-69230 ST GENIS LAVAL, FRANCE
[5] UNIV LAVAL, CTR HOSP, MED RES CTR GRP MOL ENDOCRINOL, LAVAL, PQ GIV 4G2, CANADA