How the microbiome is linked to autoimmune disorders

“We found that a protein expressed by gut bacteria called Bacteroides works to prevent IBD by rapidly recruiting white blood cells to kill a cell of the immune system that is responsible for orchestrating IBD,” says McCoy. “We think that this mechanism is likely involved in preventing most people from developing IBD.”

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Nanjundappa et al. A Gut Microbial Mimic that Hijacks Diabetogenic Autoreactivity to Suppress Colitis. Cell, 2017; 171 (3): 655 DOI: 10.1016/j.cell.2017.09.022