1. Division of Infection and Immunity University College London London UK
2. MRC Laboratory for Molecular Cell Biology University College London London UK
3. Medical Research Council Human Immunology Unit Radcliffe Department of Medicine Medical Research Council Weatherall Institute of Molecular Medicine University of Oxford Oxford UK
4. Division of Immunology, Infection and Inflammatory Disease King's College London UK
5. Department of Pediatrics Center for Drug Discovery Emory School of Medicine Atlanta GA USA
6. Research Department of Haematology UCL London UK
7. Division of Medicine University College London London UK
8. Africa Health Research Institute KwaZulu Natal South Africa