1. Department of Pharmaceutics, School of Pharmaceutical Sciences; Southern Medical University; Guangzhou Guangdong 510515 China
2. International Institute for Translational Chinese Medicine; Guangzhou University of Chinese Medicine; Guangzhou Guangdong 510006 China
3. First Affiliated Hospital of the Medical College; Shihezi University; Xin Jiang 832008 China
4. Department of Pharmacological and Pharmaceutical Sciences, College of Pharmacy; University of Houston; 1441 Moursund Street Houston Texas 77030 USA