[1] Inherited Kidney Dis, Nephrol Dept, Barcelona, Spain
[2] Inst Recerca St Pau, Dept Med, Barcelona, Spain
[3] Fundacio Puigvert, Dept Reprod Med & Gynecol, Barcelona, Spain
[4] Fundacio Puigvert, Mol Biol Lab, Barcelona, Spain
[5] Inst Recerca St Pau, Barcelona, Spain