Funding for this research was provided by:
National Institute of Diabetes and Digestive and Kidney Diseases (R01DK084391)
Wellcome Trust
Wellcome Trust
National Cancer Institute (P30CA0088748)
Biotechnology and Biological Sciences Research Council
Medical Research Council
Article History
Received: 28 March 2017
Accepted: 1 June 2017
First Online: 13 June 2017