1. Metabolic Research Laboratories; Institute of Metabolic Science; Addenbrooke's Treatment Centre; Addenbrooke's Hospital; University of Cambridge; Cambridge; UK
2. Wellcome Trust-Medical Research Council Cambridge Stem Cell Institute and Department of Veterinary Medicine; Cambridge; UK
3. Department of Pharmacology; Faculty of Medicine; Autonomous University of Nuevo León; Monterrey; Mexico
4. Department of Genetics and Molecular Pathology; SA Pathology; Adelaide; SA; Australia
5. Department of Biosciences; AstraZeneca R&D; Mölndal; Sweden