In our summer conferences for the past few years, Dr. Alban Gaultier has been telling us that the gut is the key – to eat our yogurt. When a person has multiple sclerosis (MS), their immune system causes inflammation that affects parts of the central nervous system, including the brain. We can’t currently cure MS, just slow it down — but a specific type of cell originating from the gut could change that. In a paper recently published in the journal Cell, a team from the University of Toronto and the University of California San Francisco describes a discovery of cells that migrate to the brain from the intestines. Find out more.