1. Wellcome MRC Cambridge Stem Cell Institute University of Cambridge Cambridge UK
2. Department of Haematology University of Cambridge Cambridge UK
3. Department of Biology, York Biomedical Research Institute University of York York UK
4. Division of Stem Cell Biology, Distinguished Professor Unit, The Institute of Medical Science The University of Tokyo Tokyo Japan
5. Institute for Stem Cell Biology and Regenerative Medicine Stanford University School of Medicine Stanford CA USA
6. Princess Margaret Cancer Centre University Health Network Toronto ON Canada
7. Department of Molecular Genetics University of Toronto Toronto ON Canada
8. Department of Genetics Stanford University School of Medicine Stanford CA USA
9. MRC Weatherall Institute of Molecular Medicine, Radcliffe Department of Medicine University of Oxford Oxford UK
10. Division of Stem Cell Biology, Center for Stem Cell Biology and Regenerative Medicine, The Institute of Medical Science The University of Tokyo Tokyo Japan
11. Laboratory of Stem Cell Therapy, Faculty of Medicine University of Tsukuba Ibaraki Japan