Cytokine expression profiling of the myocardium reveals a role for CX3CL1 (fractalkine) in heart failure Cathrine Husberg, Ståle Nygård, Alexandra Vanessa Finsen, Jan Kristian Damås, Arnoldo Frigessi, Erik Øie, Lars Gullestad, Pål Aukrust, Arne Yndestad and Geir Christensen From the Institute for Experimental Medical Research (C.H., S.N., A.V.F., G.C.), Ullevaal University Hospital; Research Institute for Internal medicine (J.K.D., L.G, P.A, A.Y.), Section of Clinical Immunology and Infectious Diseases (P.A.), Department of Cardiology (E.Ø., L.G.) and Institute for Surgical Research (E.Ø., L.G.), Rikshospitalet-Radiumhospitalet Medical Center; Center for Heart Failure Research (C.H., S.N., A.V.F., E.Ø., L.G., G.C.), Department of Mathematics (S.N.), Department of Biostatistics (A.F.), University of Oslo, Oslo, Norway S.N. and A.F.V contributed equally to this work. Corresponding author: Cathrine Husberg MSc, PhD Institute for Experimental Medical Research Ullevaal University Hospital, Kirkeveien 166, N-0407 Oslo, Norway Phone: +47 23 01 68 00 Fax: + 47 23 01 67 99 Email: cathrine.husberg@biotek.uio.no Short title: CX3CL1 in heart failure