1. Institute of Biological and Medical Imaging (IBMI), Helmholtz Zentrum München, D-85764 Neuherberg, Germany
2. Chair of Biological Imaging, Technische Universitat München, D-81675 Munich, Germany
3. Intracellular Transport and RNA Biology Group, Institute of Structural Biology, Helmholtz Zentrum München, D-85764 Neuherberg, Germany
4. First Department of Medicine, Universitaetsklinikum Erlangen, Friedrich-Alexander-Universitaet Erlangen-Nuernberg, D-89081 Erlangen, Germany
5. Center for Translational Cancer Research (TranslaTUM), Technische Universitat München, D-81675 Munich, Germany
6. Institute of Pharmaceutical Biotechnology, Ulm University, 89081 Ulm, Germany