1. Department of Medicine BWestfälische Wilhelms-Universität Münster D-48149 Münster Germany
2. Central Ultrastructure Research UnitInterdisciplinary Centre of Clinical Researchc/o Gerhard Domagk Institute of PathologyWestfälische Wilhelms-Universität Münster D-48149 Münster Germany
3. Experimental CardiologyMax Planck Institute for Clinical Research D-61231 Bad Nauheim Germany
4. Gerhard Domagk Institute of PathologyWestfälische Wilhelms-Universität Münster D-48149 Münster Germany
5. Franz Volhard ClinicMedical Faculty of the ChariteHumboldt University of Berlin D-13125 Berlin Germany
6. Institute for Arteriosclerosis ResearchWestfälische Wilhelms-Universität Münster D-48149 Münster Germany