1. Centre for Vision and Vascular Science; Queen's University Belfast; UK
2. University College Dublin Diabetes Research Centre; Conway Institute; University College Dublin; Ireland
3. Department of Medicine; University of Cambridge; UK
4. Department of Experimental Oncology; European Institute of Oncology; Milan Italy
5. Department of Nephrology; School of Medicine; Universidad Austral; Valdivia Chile
6. Department of Internal Medicine II; Centre for Molecular Medicine Cologne; University of Cologne; Germany
7. Howard Hughes Medical Institute; Division of Endocrinology; Children's Hospital Boston; MA USA