1. Fujian Key Laboratory of Developmental and Neural Biology & Southern Center for Biomedical Research, College of Life Sciences, Fujian Normal University, Fuzhou, P.R. China.
2. Fujian Key Laboratory of Oral Diseases & Fujian Provincial Engineering Research Center of Oral Biomaterial & Stomatological Key Lab of Fujian College and University, School and Hospital of Stomatology, Fujian Medical University, Fuzhou, P.R. China.
3. Department of Cell and Molecular Biology, Tulane University, New Orleans, Louisiana, USA.
4. Chinese Institute for Brain Research, Beijing, P.R. China.