1. Centre for Biomedicine and Positron Emission Tomography Research Centre, Hull York Medical School and University of Hull, Cottingham Road, Hull, HU6 7RX, UK
2. The University of Manchester, Division of Pharmacy and Optometry, School of Health Sciences, Faculty of Biology, Medicine and Health, Manchester, UK
3. KU Leuven, Department of Microbiology, Immunology and Transplantation, Rega Institute, Laboratory of Virology and Chemotherapy, Leuven, Belgium
4. Department of Chemistry and Physics, Southwestern Oklahoma State University, Weatherford, OK 73096, USA
5. School of Biomedical Engineering and Imaging Sciences, King's College London, 4th Floor Lambeth Wing, St Thomas’ Hospital, London, SE1 7EH, UK