Funding for this research was provided by:
Research Grants Council of the Hong Kong Special Administrative Region (GRF16101015, GRF662413)
Scientific and Technical Innovation Council of Shenzhen (827000012, JCYJ20150625102622556, KQJSCX2017033011020642)
Guangdong Natural Science Foundation (2014A030310230)
Article History
Received: 15 September 2017
Accepted: 8 February 2018
First Online: 17 February 2018
Compliance with ethical standards
:
: The authors have declared no conflict of interest.
: All applicable international, national, and/or institutional guidelines for the care and use of animals were followed.