1. From the Departments of Pathology (C.R., D.S., S.V.), General Surgery (J.T.), and Immunology (F.B.), Otto-von-Guericke-University Magdeburg, Germany; the Department of Clinical and Laboratory Medicine (F.B.), Cottbus, Germany; the Division of Cardiology (A.G.), of the Otto-von-Guericke-University Magdeburg, Germany; and the Diakonissen Krankenhaus (T.B.), Kassel, Germany.