1. Laboratory of Nano‐ and Translational Medicine Carolina Center for Cancer Nanotechnology Excellence Carolina Institute of Nanomedicine Lineberger Comprehensive Cancer Center Department of Radiation Oncology University of North Carolina at Chapel Hill Chapel Hill NC 27599 USA
2. Lineberger Comprehensive Cancer Center Department of Microbiology and Immunology Department of Medicine University of North Carolina at Chapel Hill Chapel Hill NC 27599 USA
3. Institute of Medicinal Plant Development (IMPLAD) Chinese Academy of Medical Sciences and Peking Union Medical College Haidian District Beijing 100193 P. R. China
4. School of Public Health Jilin University Changchun Jilin 130021 P. R. China