1. From the Cardiovascular Research Unit, Center for Molecular Medicine, Department of Medicine, Karolinska University Hospital (K.E., Z.-q.Y.), the Immunological Research Unit, Center for Molecular Medicine, Department of Medicine, Karolinska University Hospital (X.-B.W.), the Department of Medical Biochemistry and Biophysics (B.A.), the Microbiology and Tumorbiology Centre (M.E.R.), Karolinska Institute, Stockholm, Sweden; the Institute of Biology, University of Iceland, Reykjavik, Iceland (G.H.G.);...