1. Paul C. Lauterbur Research Center for Biomedical Imaging Shenzhen Institutes of Advanced Technology Chinese Academy of Sciences Shenzhen 518055 China
2. Shenzhen College of Advanced Technology University of the Chinese Academy of Sciences Shenzhe Beijing 100049 China
3. CAS Key Laboratory of Regenerative Biology Joint School of Life Sciences Guangzhou Institutes of Biomedicine and Health Chinese Academy of Sciences Guangzhou Medical University Guangzhou 510530 China