1. Physical Chemistry of Biosystems, Institute of Physical Chemistry, Heidelberg University, D69120 Heidelberg, Germany
2. Medical Center Baden-Baden, D76530 Baden-Baden, Germany
3. Internal Medicine IV, University Hospital Heidelberg, D69120 Heidelberg, Germany
4. Center for Integrative Medicine and Physics, Institute for Advanced Study, Kyoto University, 606-8501 Kyoto, Japan