Funding for this research was provided by:
National Natural Science Foundation of China (31170785, 31271445)
Science and Technology Planning Project of Guangdong Province of China (2016A020215144))
Guangdong Natural Science Foundation of China (S2012030006289), S2012030006289))
Thousand, hundred, and ten project of The Department of Education of Guangdong Province (124)
Department of Education, Guangdong Government under the Top-tier University Development Scheme for Research and Control of Infectious Diseases