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Professor NG Siew Chien

Professor NG Siew Chien

Assistant Dean (Development)

Croucher Professor in Medical Sciences

Professor, Department of Medicine and Therapeutics

CUHK Employment
  • Assistant Dean (Development), Faculty of Medicine
  • Professor, Department of Medicine and Therapeutics
  • Director, Microbiota I-Center (MagIC)
  • Associate Director, Centre for Gut Microbiota Research

  • Inflammatory Bowel Disease
  • Fecal Microbiota Transplantation
  • Colorectal Cancer
  • Endoscopy
  • Gut Microbiome


Education & Qualifications

MBBS (Lond), PhD (Lond), FRCP (Lond), FRCP (Edin), FHKCP, FHKAM (Medicine), AGAF



Research Interests
  • Epidemiology, genetics, pathogenesis, and treatment of IBD 
  • Role of Gut microbiota in health and disease
  • Fecal microbiota transplantation and microbial therapeutics

Additional Information


Award & Honour

  • 14th Joanna and David B. Sachar M.D International Award and Visiting Professorship in Inflammatory Bowel Diseases in Inflammatory Bowel Diseases, Icahn School of Medicine at Mount Sinai, 2019
  • Visiting Professor, Shanghai Medical College, Fudan University, China
  • Sir David Todd Lectureship, Hong Kong College of Physicians, 2017
  • Outstanding Fellow, Faculty of Medicine, The Chinese University of Hong Kong, 2017
  • Research Excellence Award, The Chinese University of Hong Kong, 2016
  • AGA Young Investigator Award, Digestive Disease Week (DDW), 2016
  • Distinguished Research Paper Award for Young Investigators, Hong Kong College of Physicians, 2014 - 2016
  • Medicine 3-Exemplary Teaching Award, Faculty of Medicine, The Chinese University of Hong Kong, 2014-2016
  • JGH Emerging Leader Lectureship Award, Asian-Pacific Association of Gastroenterology, 2014
  • Higher Education Outstanding Scientific Research Output Award – First-class Award in Natural Sciences, Ministry of Education, 2014
  • Young Researcher Award, The Chinese University of Hong Kong, 2013


Professional Service

  • Associate Editor, Gut
  • External Assessor, University of Malaya


Academic Engagement in CUHK

  • Mentor, MBChB Programme Global Physician-Leadership Stream (GPS)


Selected Publications
  1. T Zuo, MA Kamm, JF Colombel, SC Ng, Urbanization and the gut microbiota in health and inflammatory. Nature Reviews Gastroenterology & Hepatology. Published Online, 2018.
  2. SC Ng, HY Shi, N Hamidi , et al. Worldwide incidence and prevalence of inflammatory bowel disease in the 21st century: a systematic review of population-based studies. Lancet. 390(10114): p. 2769-2778.
  3. T Zuo, SH Wong, SC Ng, et al. Bacteriophage Transfer During Faecal Microbiota Transplantation in Clostridium Difficile Infection Is Associated with Treatment Outcome. Gut, 2018. 67(4): p. 634-643.
  4. GG Kaplan and SC Ng, Understanding and Preventing the Global Increase of Inflammatory Bowel Disease. Gastroenterology. 02, 2017. 152: p. 313-321.e312.
  5. SC Ng, JYW Lau, FKL Chan, et al. Risk of Advanced Adenomas in Siblings of Individuals with Advanced Adenomas: A Cross-Sectional Study. Gastroenterology. 03, 2016. 150: p. 608-616.
  6. SC Ng, Z Zeng, O Niewiadomski, et al. Early Course of Inflammatory Bowel Disease in a Population-Based Inception Cohort Study from 8 Countries in Asia and Australia. Gastroenterology. 01, 2016. 150: p. 86-95.e83.
  7. SC Ng, W Tang, RW Leong, et al. Environmental Risk Factors in Inflammatory Bowel Disease: A Population-Based Case-Control Study in Asia-Pacific. Gut. 07, 2015. 64: p. 1063-1071.
  8. SC Ng, W Tang, JY Ching, et al. Incidence and Phenotype of Inflammatory Bowel Disease Based on Results from the Asia-Pacific Crohn's and Colitis Epidemiology Study. Gastroenterology. 07, 2013.
  9. SC Ng, JYW Lau, FKL Chan, et al. Increased Risk of Advanced Neoplasms among Asymptomatic Siblings of Patients with Colorectal Cancer. Gastroenterology. 03, 2013. 144: p. 544-550.
  10. JZ Liu, S Van Sommeren, H Huang, SC Ng, et al. Association Analyses Identify 38 Susceptibility Loci for Inflammatory Bowel Disease and Highlight Shared Genetic Risk across Populations. Nature Genetics. 08, 2015. 47: p. 979-986.