Affiliation: | a Experimental Oncology/Hematology, Department of Clinical Research, University of Bern, Bern, Switzerland b Department of Molecular and Experimental Medicine, The Scripps Research Institute, La Jolla, CA, United States c Cancer Stem Cell Program, Novartis Institute of Functional Genomics, San Diego, CA, United States d Department of Medical Oncology, Inselspital, Bern University Hospital, Bern, Switzerland |