Supplemental Materials: Guts & bugs in health and disease

Science for All Seasons, November 7, 2013
Ramnik Xavier

Our bodies are host to trillions of microorganisms, many of which reside in our digestive system. This tiny population, known as the gut microbiome, mostly functions to aid digestion or repress the growth of harmful bacteria. But imbalances in these same bacterial species have also been linked to inflammatory bowel disease, obesity, and even cancer. Broad senior associate member and renowned gastroenterologist Ramnik Xavier will discuss the link between the gut microbiome and our health.

To learn more about how Broad researchers are gaining insights into the human microbiome, inflammatory bowel disease, and more, please visit:


Keep up to date with the latest news and discoveries from the Broad Institute: