1. School
of Pharmacy, Shenyang Pharmaceutical University, Shenyang 110016, P. R. China
2. Chinese
Academy of Sciences (CAS) Center for Excellence in Nanoscience, National Center for Nanoscience and Technology, Beijing 100190, P. R. China
3. Laboratory
of Controllable Nanopharmaceuticals, CAS Key Laboratory for Biomedical
Effects of Nanomaterials and Nanosafety, National Center for Nanoscience and Technology, Beijing 100190, P. R. China
4. University of Chinese Academy of Sciences, Beijing 100049, P. R. China
5. Department
of Pharmacology, Shenyang Pharmaceutical University, Shenyang 110016, P. R. China