1. Division of Stem Cells and Cancer, German Cancer Research Center (DKFZ)–Center for Molecular Biology of Heidelberg University (ZMBH) Alliance, Heidelberg, Germany;
2. Heidelberg Institute for Stem Cell Technology and Experimental Medicine (HI-STEM gGmbH), Heidelberg, Germany;
3. Faculty of Biosciences, Heidelberg University, Heidelberg, Germany;
4. Max Planck Institute of Immunobiology and Epigenetics, Freiburg, Germany;
5. Laboratoire Physico Chimie Curie, Institut Curie/Université Paris Sciences & Lettres (PSL)/Sorbonne Université/Centre National de la Recherche Scientifique (CNRS) Unité Mixte de Recherche (UMR) 168, Paris, France;
6. Department of Internal Medicine V, Heidelberg University Hospital, Heidelberg, Germany;
7. Department of Pediatric Hematology, Oncology and Immunology, Heidelberg University Medical Center, Heidelberg, Germany;
8. Department of Pediatrics, Harvard Medical School, Boston, MA;
9. Stem Cell Program, Boston Children’s Hospital, Boston, MA;
10. Department of Stem Cell and Regenerative Biology, Harvard University, Cambridge, MA;
11. German Cancer Consortium (DKTK), Heidelberg, Germany; and
12. Centre for Integrative Biological Signaling Studies (CIBSS), Freiburg, Germany