1. From the Department of Anesthesiology and Intensive Care Medicine (T.E., D.K., H.K.E.) and Department of Internal Medicine 4, Division of Clinical Chemistry (R.L.), University Hospital, Tübingen, Germany, and Mucosal Inflammation Program, Department of Anesthesiology and Perioperative Medicine, University of Colorado Health Science Center, Denver (T.E., K.C.E.K., H.K.E.).