1. Institute of Biomaterial
2. College of Materials and Energy
3. South China Agricultural University
4. Guangzhou
5. China
6. Department of Anatomy
7. Guangdong Provincial Key Laboratory of Construction and Detection in Tissue Engineering
8. Southern Medical University
9. Guangzhou 510515
10. Department of Materials Engineering
11. The University of British Columbia
12. Vancouver
13. Canada V6T 1Z4