1. CAS
Key Laboratory of Magnetic Materials and Devices, Key Laboratory of
Additive Manufacturing Materials of Zhejiang Province, and Division
of Functional Materials and Nanodevices, Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences, 1219 Zhongguan West Road, Ningbo, Zhejiang 315201, China
2. Laboratory
of Molecular Imaging and Nanomedicine, National Institute of Biomedical Imaging and Bioengineering, National Institutes of Health, Bethesda, Maryland 20892, United States
3. Mouse
Imaging Facility, National Institute of Neurological Disorder and Stroke, National Institutes of Health, Bethesda, Maryland 20892, United States