* Corresponding authors

^a Engineering Research Center of Molecular and Neuro Imaging, Ministry of Education, School of Life Science and Technology, Xidian University, Xi’an 710071, China
E-mail: wangfu@xjtu.edu.cn, fwang@xidian.edu.cn

^b Institute of Medical Engineering, School of Basic Medical Sciences, Xi’an Jiaotong University, Xi’an 710061, China

^c School of Pharmacy, Shaanxi Institute of International Trade & Commerce, Xi’an 712046, China

^d Key Laboratory of Environment and Genes Related to Diseases, Ministry of Education of China, Xi'an Jiaotong University, Xi’an 710061, China

^e Department of Radiology, The First Affiliated Hospital of Xi'an Jiaotong University, Xi'an 710061, Shaanxi, China