1. Hematopoietic Stem Cell Laboratory, Lund Strategic Research Center for Stem Cell Biology and Cell Therapy; and Immunology Unit, Institute for Experimental Medical Science; Lund University, 221 84 Lund, Sweden
2. Department of Pediatric Oncology/Hematology, Skåne University Hospital, 221 85 Lund, Sweden
3. Millennium Pharmaceuticals, The Takeda Oncology Company, Cambridge, MA 02139
4. Haematopoietic Stem Cell Biology Laboratory and Molecular Haematology Unit, Weatherall Institute of Molecular Medicine, John Radcliffe Hospital, University of Oxford, Oxford OX3 9DS, England, UK