1. Franco-Chinese Bio-Mineralization and Nano-Structures Laboratory, Key Laboratory of the Earth's Deep Interior, Institute of Geology and Geophysics; Chinese Academy of Sciences; Beijing 100029 China
2. Wuhan Center for Magnetic Resonance, State Key Laboratory of Magnetic Resonance and Atomic and Molecular Physics, Wuhan Institute of Physics & Mathematics; Chinese Academy of Sciences; Wuhan 430071 China
3. Center for Biological Imaging, Institute of Biophysics; Chinese Academy of Sciences; Beijing 100101 China
4. State Key Laboratory of Microbial Technology, School of Life Sciences; Shandong University; Jinan 250100 China