Lars Zender1Helmholtz Centre for Infection Research, Braunschweig, Germany and Department of Gastroenterology, Hepatology & Endocrinology, Hannover Medical School, Germany, K. Lenhard Rudolph2Institute of Molecular Medicine and Max-Planck-Research Group on Stem Cell Aging, University of Ulm, Germany
1Helmholtz Centre for Infection Research, Braunschweig, Germany and Department of Gastroenterology, Hepatology & Endocrinology, Hannover Medical School, Germany
2Institute of Molecular Medicine and Max-Planck-Research Group on Stem Cell Aging, University of Ulm, Germany
Received: April 14, 2009Accepted: May 5, 2009Published: May 6, 2009