From the Department of Molecular Medicine and Surgery, Karolinska Institutet, Stockholm, Sweden and the Department of Vascular Surgery, Karolinska University Hospital, Stockholm, Sweden (J.S.); Wihuri Research Institute, Helsinki, Finland (M.I.M., P.T.K.); Department of Pathology, Haartman Institute, University of Helsinki and HUSLAB Division of Pathology, Meilahti Laboratories of Pathology, Helsinki University Central Hospital, Helsinki, Finland (M.I.M.). (At 2011-04)