1. Laboratory of Cell Imaging, Henan University of Chinese Medicine, Zhengzhou, Henan 450002, P.R. China
2. The Research Institute of The McGill University Health Centre, Montreal, QC H4A 3J1, Canada
3. Photon Medical Research Center, Hamamatsu University School of Medicine, Hamamatsu, Shizuoka 431‑3192, Japan