Department of Endocrinology, Translational Research Key Laboratory for Diabetes, Xinqiao Hospital, Army Medical University, Chongqing, 400037, China. Department of Endocrinology, Jinling Hospital, Affiliated Hospital of Medical School, Nanjing University, Nanjing, 210016, China. Key Laboratory of Genetic Network Biology, Collaborative Innovation Center of Genetics and Development, Institute of Genetics and Developmental Biology, Chinese Academy of Sciences, 100101, Beijing, China. Univeristy of Chinese Academy of Sciences, 100049, Beijing, China. Department of Endocrinology, Southwest Hospital, Army Medical University (Third Military Medical University), Chongqing, 400038, China. Department of Medicine, Division of Diabetes, Endocrinology and Metabolism, Baylor College of Medicine, Houston, TX, USA. zheng.sun@bcm.edu. Department of Endocrinology, Translational Research Key Laboratory for Diabetes, Xinqiao Hospital, Army Medical University, Chongqing, 400037, China. fnf7703@hotmail.com. Department of Endocrinology, Southwest Hospital, Army Medical University (Third Military Medical University), Chongqing, 400038, China. longmin_casper@163.com.