[1] Univ Bergen, Dept Clin Sci, Bergen, Hordaland, Norway
[2] Haukeland Hosp, Dept Pathol, N-5021 Bergen, Hordaland, Norway
[3] Harvard Stem Cell Inst, Boston, MA USA
[4] KinN Therapeut AS, Bergen, Hordaland, Norway
[5] Massachusetts Gen Hosp, Boston, MA 02114 USA