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Working with pre-clinical models for multiple sclerosis (MS) and samples from MS patients, a team led by Ó³»­´«Ã½ associate member Francisco Quintana of Brigham and Women’s Hospital and Harvard Medical School found that diet and gut bacteria may influence the activity of astrocytes – star-shaped glial cells in the brain and spinal cord involved in controlling inflammation and neurodegeneration. The work, which was reported in , suggests potential new therapies for MS. Read more in , , and the .