[1] Univ Basel Hosp, Clin Endocrinol Diabet & Metab, CH-4031 Basel, Switzerland
[2] Univ Basel Hosp, Dept Biomed, CH-4031 Basel, Switzerland
[3] Univ Zurich, Inst Vet Physiol, Vetsuisse Fac, Zurich, Switzerland
[4] Univ Zurich, Zurich Ctr Integrat Human Physiol, Zurich, Switzerland
[5] Addenbrookes Hosp, Cambridge Inst Med Res, Cambridge, England
[6] Addenbrookes Hosp, Dept Clin Biochem, Cambridge, England
[7] Mt Sinai Hosp, Samuel Lunenfeld Res Inst, Dept Med, Toronto, ON M5G 1X5, Canada
[8] Univ Zurich, Inst Anat, Res Grp Neuroendocrine Immune Interact, Zurich, Switzerland
[9] Univ Geneva, Univ Med Ctr, Dept Genet Med & Dev, Geneva, Switzerland
[10] Univ Zurich, Univ Childrens Hosp, Div Pediat Endocrinol & Diabetol, Zurich, Switzerland
[11] Univ Geneva, Univ Med Ctr, Dept Surg, Cell Isolat & Transplantat Ctr, Geneva, Switzerland
[12] Novo Nordisk AS, Diabet Res Unit, Malov, Denmark
[13] Novartis Inst Biomed Res, Cardiovasc & Metab Dis Area, Cambridge, MA USA
[14] Univ British Columbia, Dept Surg, Fac Med, Child & Family Res Inst, Vancouver, BC V6T 1W5, Canada