作者单位:Institute of Physiology, Faculty of Medicine, University Duisburg-Essen, 45147 Essen, Germany[1]Department of Internal Medicine/Sports Medicine, University Hospital Heidelberg, 69120 Heidelberg[2]Medizinisches Proteom-Center, Ruhr University Bochum, 44780 Bochum, Germany[3]Department of Surgery, University of Luebeck, 23538 Luebeck, Germany[4]