Dr. Jun Sun is a tenured Associate Professor at the University of Illinois at Chicago (UIC) and a Professor in Jesse Brown VA Medical Center, Chicago, U.S.A.. She is a fellow of American Gastroenterological Associate. Her research interests are host-microbiome interactions in inflammation and cancer. Her key achievements include 1) characterization of vitamin D receptor regulation of gut microbiome in intestinal homeostasis and inflammation, 2) identification of bacteria in regulating intestinal stem cells, and 3) identification and characterization of the Salmonella effector protein AvrA in host-bacterial interactions. Dr. Sun has published over 120 scientific articles in peer-reviewed journals, including Cell Stem Cells, Nature Genetics, Gut, JBC, American Journal of Pathology, American Journal of Physiology-GI. She is in the editorial board of more than 10 peer-reviewed international scientific journals. She services study sections for the NIH, American Cancer Society, and other national and international research foundations. Her research is supported by the NIH, DOD, and a few other research awards.