1. Joint National Laboratory for Antibody Drug Engineering, Henan University, Kaifeng, Henan 475004, P.R. China
2. International Office of Henan University, Henan University, Kaifeng, Henan 475004, P.R. China
3. Department of Nephrology, Changzheng Hospital Affiliated to Second Military Medical University, Shanghai 200003, P.R. China