1. Center
for Molecular Imaging and Translational Medicine, State Key Laboratory
of Molecular Vaccinology and Molecular Diagnostics, School of Public
Health, Xiamen University, Xiamen 361102, China
2. Zhongshan Hospital Affiliated of Xiamen University, Xiamen 361004, China
3. Laboratory
of Molecular Imaging and Nanomedicine (LOMIN), National Institute
of Biomedical Imaging and Bioengineering (NIBIB), National Institutes of Health (USA), Bethesda, Maryland 20892, United States