Oxford Molecular Ltd, The Medawar Centre, Oxford Science Park, Oxford OX4 4GA, UK. William.Newell@ariad.com|Oxford Molecular Ltd, The Medawar Centre, Oxford Science Park, Oxford OX4 4GA, UK. William.Newell@ariad.com|Oxford Molecular Ltd, The Medawar Centre, Oxford Science Park, Oxford OX4 4GA, UK. William.Newell@ariad.com|Oxford Molecular Ltd, The Medawar Centre, Oxford Science Park, Oxford OX4 4GA, UK. William.Newell@ariad.com