1. Department of Pharmacology, School of Medicine, Jinan University, Guangzhou, Guangdong 510632, P.R. China
2. Department of Microbiology and Biochemical Pharmacy, School of Pharmacy, Jinan University, Guangzhou, Guangdong 510632, P.R. China
3. Department of Pathology, Guangzhou University of Chinese Medicine, Guangzhou, Guangdong 511436, P.R. China
4. Department of Clinical Molecular Biology, Akershus University Hospital, University of Oslo, 1478 Lørenskog, Norway
5. Department of Neurosurgery, Guangzhou Women and Children's Medical Center, Guangzhou, Guangdong 510632, P.R. China