22 Jan 2019 --- Fecal transplants could be used to treat intestinal disorders such as inflammatory bowel disease, and perhaps even help prevent Alzheimer's and cancer, if the secrets of the gut-rejuvenating properties of “super donors” could be unlocked, say Australian researchers. The researchers reviewed fecal transplantation trials for clues to the origin of the “super-donor” phenomenon, yet concluded that further research is needed to uncover the role of external factors, such as diet and naturally occurring gut diversity.