1. Institute of Nanobiotechnology, School of Materials Science and Engineering, Tianjin University, and Tianjin Key Laboratory of Composites and Functional Materials, Tianjin, 300072, P.R. China.
2. Department of Neurosurgery, Tianjin Medical University General Hospital and Laboratory of Neuro-oncology, Tianjin Neurological Institute, Tianjin 300052, China.
3. School of Pharmacy, Fudan University, Shanghai 201203, China.