1. Bioscience, Oncology, IMED Biotech Unit, AstraZeneca, Cambridge, CB10 1XL, UK
2. Chemistry, Oncology, IMED Biotech Unit, AstraZeneca, Cambridge, CB4 0WG, UK
3. Advanced Drug Delivery, Pharmaceutical Sciences, IMED Biotech Unit, AstraZeneca, Cambridge, CB21 6GH, UK
4. Ionis Pharmaceuticals, Carlsbad, CA 92010, USA
5. Cancer Research UK Beatson Institute, Glasgow, G61 1BD, UK
6. Institute of Cancer Sciences, University of Glasgow, Glasgow G61 1QH, UK