1. Department
of Pathology, Clinical Chemistry Division, Johns Hopkins University School of Medicine, 1550 Orleans Street, CRBII Room 3M03, Baltimore, Maryland 21231, United States
2. Department
of Biology, Institute of Molecular Systems Biology, ETH Zurich, 8093 Zurich, Switzerland
3. Faculty
of Science, University of Zurich, 8057 Zurich, Switzerland