1. School of Materials Science and Engineering, South China University of Technology , Guangzhou 510641, P.R. China
2. National Engineering Research Centre for Tissue Restoration and Reconstruction , Guangzhou 510006, P.R. China
3. School of Medicine, South China University of Technology , Guangzhou 510006, P.R. China
4. Key Laboratory of Biomedical Engineering of Guangdong Province, South China University of Technology , Guangzhou 510006, P.R. China
5. Key Laboratory of Biomedical Materials and Engineering of the Ministry of Education, South China University of Technology , Guangzhou 510006, P.R. China
6. Zhongshan Institute of Modern Industrial Technology of SCUT , Zhongshan, Guangdong 528437, P.R. China