Gastroenterologist Navtej (Nav) S. Buttar, M.D., investigates medication safety and potential natural dietary products to prevent esophageal cancer in people with Barrett's esophagus.

Using cell cultures and preclinical rodent models, Dr. Buttar and his colleagues determine safe and effective agents that can prevent esophageal cancer or slow down the progression toward cancer. These studies are funded through the National Cancer Institute and Mayo Clinic.