Funding for this research was provided by:
the Strategic Priority Research Program of the Chinese Academy of Sciences (XDA23050302, XDA23050403)
the Scientific and Technological Innovation Project Financially Supported by Pilot National Laboratory for Marine Science and Technology (2016ASKJ02)
the CAS Pioneer Hundred Talents Program (CNS)
the Taishan Scholar Project Special Fund (CNS)
Article History
Received: 2 June 2019
Revised: 9 October 2019
Accepted: 9 October 2019
First Online: 26 October 2019
Compliance with ethical standards
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. This article does not contain any studies with human participants or animals performed by any of the authors. Informed consent was obtained from all individual participants included in the study.
: The authors declare that they have no conflict of interest.