He, Chunjuan
Yang, Yirui
Zhao, Renfei
Qu, Jingyao
Jin, Lan
Lu, Lili
Xu, Li
Xiao, Min
Funding for this research was provided by:
National Natural Science Foundation of China (31670062)
National Natural Science Foundation of China (31070064)
Science and Technology Development Project of Shandong Province (2015GSF121004)
Fundamental Research Funds of Shandong University (2016JC028)
Science and Technology Development Project of Shandong Province (2016GGH4502)
Article History
Received: 11 September 2017
Revised: 8 February 2018
Accepted: 10 February 2018
First Online: 1 March 2018
Compliance with ethical standards
: This article does not contain any studies with human and animal participants.
: The authors declare that they have no conflict of interest.