1. Yusuf Hamied Department of Chemistry, University of Cambridge, Lensfield Road, Cambridge CB2 1EW, UK.
2. Department of Life Sciences, Imperial College London, London SW7 2AZ, UK.
3. Interdisciplinary Nanoscience Center (iNANO), Aarhus University, Gustav Wieds Vej 14, Aarhus DK-8000, Denmark.
4. U.K. Dementia Research Institute, University of Cambridge, Cambridge CB2 0XY, UK.
5. Department of Biochemistry and Structural Biology, Lund University, Lund, Sweden.
6. Department of Biomedicine, Aarhus University, Wilhelm Meyers Allé 3, Aarhus DK-8000, Denmark.
7. Cavendish Laboratory, University of Cambridge, 19 JJ Thomson Avenue, Cambridge CB3 0HE, UK.