1. Department of Visceral Surgery, University Medical Center Freiburg, Freiburg, Germany
2. Spemann Graduate School of Biology and Medicine (SGBM), Albert-Ludwigs-University Freiburg, Freiburg, Germany
3. Faculty of Biology, Albert-Ludwigs-University Freiburg, Freiburg, Germany
4. Division of Vascular Oncology and Metastasis, German Cancer Research Center (DKFZ-ZMBH Alliance), Heidelberg, Germany
5. Department of Experimental Medicine I, Nikolaus-Fiebiger-Center for Molecular Medicine, University Erlangen-Nürnberg, Erlangen, Germany