1. Institutes for Life SciencesSchool of MedicineSouth China University of Technology Guangzhou Guangdong 510006 China
2. National Engineering Research Center for Tissue Restoration and Reconstruction, and Key Laboratory of Biomedical Materials and Engineering of the Ministry of EducationSouth China University of Technology Guangzhou 510006 P. R. China
3. Key Laboratory of Biomedical Engineering of Guangdong Province and Innovation Center for Tissue Restoration and ReconstructionSouth China University of Technology Guangzhou 510006 P. R. China
4. Guangzhou Regenerative Medicine and Health Guangdong Laboratory 510005 Guangzhou China