Funding for this research was provided by:
the National Natural Science Foundation of China (11402224, 11202180)
the National Natural Science Foundation of China (61273106, 11171290)
the Natural Science Foundation of Jiangsu Province of China (BK20151295)
the Qin Lan Project of the Jiangsu Higher Education Institutions of China
the Jiangsu Overseas Research and Training Program for University Prominent Young and Middle-aged Teachers and Presidents
the Top-notch Academic Programs Project of Jiangsu Higher Education Institutions