1. From the Experimental Cardiology Laboratory (W.E.H., D.P.V.d.K., G.P.), University Medical Center, Utrecht, The Netherlands; the Department of Vascular Surgery (W.E.H., F.L.M.), University Medical Center, Utrecht, The Netherlands; the Department of Vascular Surgery (J.-P.P.M.d.V.), St. Antonius Hospital, Nieuwegein, The Netherlands; and the Department of Pathology (P.d.B.), St. Antonius Hospital, Nieuwegein, The Netherlands.