1. Department of Hematology and Oncology,
2. Department of Biology,
3. Department of Cardiology and Angiology, and
4. Department of Nuclear Medicine, Freiburg University Medical Center, Albert-Ludwigs-University of Freiburg, Freiburg, Germany;
5. Department of Nuclear Medicine, Universitätsspital Zürich, Zürich, Switzerland;
6. Department of Radiology, David Geffen School of Medicine at University of California, Los Angeles, CA;
7. Department of Nuclear Medicine, Universitätsspital Basel, Basel, Switzerland;
8. Department of Hematology, Oncology and Tumorimmunology, Charité University Medicine Berlin, Campus Virchow Klinikum, Berlin, Germany;
9. Department of Pathology, Freiburg University Medical Center, and
10. Centre for Biological Signaling Studies, Albert-Ludwigs-University of Freiburg, Freiburg, Germany