1. Group of peptides and natural products Research, School of Pharmaceutical Sciences, Southern Medical University, 1838 Guangzhou Avenue North, Guangzhou 510515, P. R. China
2. Department of Urology, Tongren Municipal People’s Hospital, 120 Taoyuan Avenue, Tongren, Guizhou 554300, P. R. China
3. Department of Nephrology, Tongren Municipal People’s Hospital, 120 Taoyuan Avenue, Tongren, Guizhou 554300, P. R. China