1. Laboratory for Forest Resources Conservation and Utilization in the Southwest Mountains of China, Ministry of Education, International Ecological Forestry Research Center of Kunming, Southwest Forestry University, Kunming 650224, China
2. Cixi Institute of Biomedical Engineering, Ningbo Key Laboratory of Biomedical Imaging Probe Materials and Technology, International Cooperation Base of Biomedical Materials Technology and Application, Chinese Academy of Sciences (CAS) Key Laboratory of Magnetic Materials and Devices, Zhejiang Engineering Research Center for Biomedical Materials, Ningbo Institute of Materials Technology and Engineering, CAS, Ningbo 315201, China
3. University of Chinese Academy of Sciences, Beijing 100049, P.R. China