1. Brain Function and Disease Laboratory, Shantou University Medical College, Shantou, Guangdong, China.
2. Department of Neurobiology, Barrow Neurological Institute and St. Joseph's Hospital and Medical Center, Phoenix, Arizona, USA.
3. Department of Neurosurgery, First Affiliated Hospital, Shantou University Medical College, Shantou, Guangdong, China.
4. Department of Biology, Utah Valley University, Orem, Utah, USA.