Purna C. Kashyap, MBBS, studies the complex interactions between gut bacteria and dietary carbohydrates and their influence on host physiological function, such as gastrointestinal motility. The long-term goal of Dr. Kashyap's research is to develop new biomarkers and microbiota-targeted therapies for treatment of functional gastrointestinal disorders, including irritable bowel syndrome associated with altered gastrointestinal motility.