Funding for this research was provided by:
the Sanming Project of Medicine in Shenzhen (SZSM201803081)
the National Key Program of China (2018ZX10712-001)
Received: 2 September 2020
Accepted: 24 November 2020
First Online: 10 December 2020
Ethics approval and consent to participate
: Not applicable.
: Full consent is given for publication in Gut Pathogens.
: The authors declare that they have no competing interests.