Jianxia Hu1)*, Xiaolong Yu2) *, Zhongchao Wang2), Fang Wang2), Li Wang1), Hong Gao1), Ying Chen2), Wenjuan Zhao2), Zhaotong Jia2), Shengli Yan2) and Yangang Wang1)

1) Stem Cell Research Center, the Affiliated Hospital of Medical College, Qingdao University, Qingdao 266003, China
2) Endocrinology Department, the Affiliated Hospital of Medical College, Qingdao University, Qingdao 266003, China