Author information:
(1)MOE Key Laboratory of Gene Function and Regulation, Department of 
Gastroenterology and Guangzhou Institute of Pediatrics, Guangzhou Women and 
Children's Medical Center, School of Life Sciences, Sun Yat-sen University, 
Guangzhou, China.
(2)MOE Key Laboratory of Gene Function and Regulation, Department of 
Gastroenterology and Guangzhou Institute of Pediatrics, Guangzhou Women and 
Children's Medical Center, School of Life Sciences, Sun Yat-sen University, 
Guangzhou, China; Guangdong Provincial Key Laboratory of Gastroenterology, 
Department of Gastroenterology, Nanfang Hospital, Southern Medical University, 
Guangzhou, China.
(3)Biomedical Pioneering Innovation Center (BIOPIC), School of Life Sciences, 
Peking University, Beijing, China.
(4)the Department of Pediatrics & Adolescent Medicine, The University of Hong 
Kong, Hong Kong, China.
(5)Walter and Eliza Hall Institute of Medical Research and Departments of 
Medical Biology and Microbiology & Immunology, University of Melbourne, 
Parkville, Melbourne, Australia.
(6)the Department of Pediatrics & Adolescent Medicine, The University of Hong 
Kong, Hong Kong, China. Electronic address: lauylung@hku.hk.
(7)MOE Key Laboratory of Gene Function and Regulation, Department of 
Gastroenterology and Guangzhou Institute of Pediatrics, Guangzhou Women and 
Children's Medical Center, School of Life Sciences, Sun Yat-sen University, 
Guangzhou, China. Electronic address: genglan_2001@hotmail.com.
(8)MOE Key Laboratory of Gene Function and Regulation, Department of 
Gastroenterology and Guangzhou Institute of Pediatrics, Guangzhou Women and 
Children's Medical Center, School of Life Sciences, Sun Yat-sen University, 
Guangzhou, China. Electronic address: yuxia.zhang@gwcmc.org.
(9)MOE Key Laboratory of Gene Function and Regulation, Department of 
Gastroenterology and Guangzhou Institute of Pediatrics, Guangzhou Women and 
Children's Medical Center, School of Life Sciences, Sun Yat-sen University, 
Guangzhou, China. Electronic address: cuij5@mail.sysu.edu.cn.