| Institution: | 1.MRC Cancer Unit, University of Cambridge, Hutchison/MRC Research Centre, Box 197, Biomedical Campus, Cambridge CB2 0XZ, UK, 2.The Wellcome Trust Sanger Institute, Genome Campus, Hinxton, Cambridge CB10 1SA, UK, 3.Wellcome Trust, Cancer Research UK Gurdon Institute, University of Cambridge, Cambridge CB2 1QN, UK, 4.MRC Laboratory of Molecular Biology, Francis Crick Avenue, Cambridge CB2 0QH, UK and 5.Department of Zoology, University of Cambridge, Downing Street, Cambridge CB2 3EJ, UK |
