1. Department of Histology and Embryology, the 1st Affiliated Hospital, Sun Yat-sen University, Guangzhou, China.
2. Key Laboratory for Stem Cells and Tissue Engineering Ministry of Education, the 1st Affiliated Hospital, Sun Yat-sen University, Guangzhou, China.
3. Department of Acupuncture, the 1st Affiliated Hospital, Sun Yat-sen University, Guangzhou, China.
4. Guangdong Province Key Laboratory of Brain Function and Disease, Zhongshan School of Medicine, the 1st Affiliated Hospital, Sun Yat-sen University, Guangzhou, China.
5. Co-innovation Center of Neuroregeneration, Nantong University, Nantong, China.