1 Department of Cell and Molecular Biology and Department of Medicine Huddinge, Center for Hematology and Regenerative Medicine, Karolinska Institutet and Karolinska University Hospital Huddinge, Stockholm, Sweden. [email protected].
2 Haematopoietic Stem Cell Biology Laboratory and MRC Molecular Haematology Unit, MRC Weatherall Institute of Molecular Medicine, University of Oxford, Oxford, UK. [email protected].