Department of Cancer Research and Molecular Medicine, Norwegian University of Science and Technology NO-7489 Trondheim, Norway.|Department of Cancer Research and Molecular Medicine, Norwegian University of Science and Technology NO-7489 Trondheim, Norway.|Department of Cancer Research and Molecular Medicine, Norwegian University of Science and Technology NO-7489 Trondheim, Norway.|Department of Cancer Research and Molecular Medicine, Norwegian University of Science and Technology NO-7489 Trondheim, Norway.