Chai, Xiuli
Gan, Zhihua
Yuan, Ke
Chen, Yiran
Liu, Xianxing
Funding for this research was provided by:
National Natural Science Foundation of China (41571417 and U1604145)
Natural Science Foundation of the United States (CNS-1253424 and ECCS-1202225)
Science and Technology Foundation of Henan Province of China (152102210048)
Foundation and Frontier Project of Henan Province of China (162300410196)
Natural Science Foundation of Educational Committee of Henan Province of China (14A413015)
the Research Foundation of Henan University (xxjc20140006)
Article History
Received: 2 November 2016
Accepted: 31 March 2017
First Online: 18 April 2017
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.