1. Center for Nanomedicine, Department of Pediatrics and Department of Allergy, The Third Affiliated Hospital, Sun Yat-sen University, Guangzhou 510630, China
2. Laboratory of Biomaterials and Translational Medicine, The Third Affiliated Hospital, Sun Yat-sen University, Guangzhou 510630, China
3. Department of Biological and Environmental Engineering, Cornell University, Ithaca 14853, USA
4. Department of Urology, The Third Affiliated Hospital, Sun Yat-Sen University, Guangzhou 510630, China
5. Institute for Tissue Engineering and Regenerative Medicine, School of Biomedical Science, The Chinese University of Hong Kong, Hong Kong 999077, China
6. Guangdong Provincial Key Laboratory of Liver Disease Research, Guangzhou 510630, China