[1] Oslo Univ Hosp, Dept Obstet & Gynaecol, Oslo, Norway
[2] Univ Oslo, Fac Med, Oslo, Norway
[3] CellTrend, Luckenwalde, Germany
[4] Erasmus MC, Div Pharmacol Vasc & Metab Dis, Rotterdam, Netherlands
[5] HELIOS, Berlin, Germany
[6] Charite Med Fac, Max Delbrueck Ctr Mol Med, Expt & Clin Res Ctr, Berlin, Germany
[7] Univ Erlangen Nurnberg, Nikolaus Fiebiger Ctr, D-91054 Erlangen, Germany
[8] Coll France, INSERM, U1050, F-75231 Paris, France