1 Gävle Hospital, University of Gävle, Gävle, Sweden.
2 Department of Biochemistry, Medical College of Wisconsin, Milwaukee, WI, United States.
3 School of Biomedical Sciences, Faculty of Medicine, The Chinese University of Hong Kong, Shatin, China.
4 Laboratoire B2PE (Biologie et Pathologie du Pancréas Endocrine), Unité BFA (Biologie Fonctionnelle et Adaptive), CNRS UMR 8251, Université de Paris Cité, Paris, France.