[1] Univ Oslo, Ctr Immune Regulat, N-0424 Oslo, Norway
[2] Univ Oslo, Dept Immunol, N-0424 Oslo, Norway
[3] Oslo Univ Hosp, Rikshosp, N-0424 Oslo, Norway
[4] Oslo Univ Hosp, Prote Core Facil, Rikshosp, N-0424 Oslo, Norway
[5] Norwegian Univ Life Sci, NMBU, Dept Chem Biotechnol & Food Sci, N-1432 As, Norway