1. Department of Nephrology; The Second Hospital of Jilin University; Changchun Jilin China
2. Department of Pediatrics; The University of Louisville; Kentucky USA
3. The First Hospital of Jilin University; Changchun Jilin China
4. Department of Internal Medicine; The Marshall University Joan C. Edwards School of Medicine; Huntington West Virginia USA
5. Wendy L. Novak Diabetes Care Center, The University of Louisville School of Medicine; Kentucky USA
6. Department of Chemistry; The University of Louisville; Kentucky USA.