1. Max Delbrück Center for Molecular Medicine in the Helmholtz Association, Berlin, Germany.
2. Charité Universitätsmedizin Berlin, Campus Virchow-Klinikum, Berlin, Germany.
3. Division of Medical Biotechnology, Paul Ehrlich-Institut, Langen, Germany.
4. Berlin Institute of Health, Berlin, Germany.
5. Institute of Biology, Humboldt-Universität zu Berlin, Berlin, Germany.