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Professor of Medicine; University of Illinois at Chicago, Chicago, Illinois

Dr. Jun Sun is a tenured Professor of Medicine at the UIC, Chicago, USA. She is an elected fellow of American Gastroenterological Association (AGA) and American Physiological Society (APS). She has chaired the AGA microbiome and microbial Therapy section from 2020-2022. Her research interests are host-microbiome interactions in inflammation and cancer. She is internationally known for her pioneering discovery of novel roles of microbiome in various human diseases, including vitamin D deficiency, amyotrophic lateral sclerosis (ALS), infection, and cancer. She is contributing to the national committees on Long COVID and microbiome and writing white papers on microbiome research. Her key achievements include 1) characterization of vitamin D receptor regulation of intestinal barrier and microbiome in inflammation and cancer, 2) identification of dysbiosis and intestinal dysfunction in ALS, and 3) characterization of bacteria in regulating intestinal stem cells and leading to cancer. Dr. Sun has published over 210 scientific articles.  She is the leading editor of 6 books on microbiome and disease, including a Nature/Spring book entitled “Inflammation, infection, and microbiome in cancers: evidence, mechanisms, and implications”. She serves on the editorial board of more than 10 peer-reviewed journals, including a Deputy Editor for American Journal of Physiology-GIL, an Associate Editor for Gut Microbes, IBD Journal, and Genes & Diseases, She services study sections for the NIH, DOD, NASA, CCF, American Cancer Society, and other research foundations. Her research is supported by the NIH, DOD, and VA awards.


Dr. Sun has no relevant disclosures.