[1] Univ Helsinki, Transplantat Lab, Canc Gene Therapy Grp, Mol Canc Biol Program, FIN-00290 Helsinki, Finland
[2] Univ Helsinki, Cent Hosp, Dept Obstet & Gynecol, FIN-00014 Helsinki, Finland
[3] Univ Helsinki, Cent Hosp, Lab Transplantat Pathol, HUSLAB, FIN-00014 Helsinki, Finland
[4] Univ Helsinki, Cent Hosp, Dept Oncol, FIN-00014 Helsinki, Finland
[5] Biomedicum, Haartman Inst, FIN-00014 Helsinki, Finland