Tuesday, March 22, 2011

IL-15 implicated in celiac and inflammatory bowel disease

In diseases including celiacs and inflammatory bowel disease, the inflammatory cells in the intestinal mucosa mount an immune response to antigens in the ingested food. In a recent study in Nature, DePaolo and colleagues have found a new enemy in those suffering from these diseases. The cytokine, IL-15, an activator of the immune response, is elevated in patients. This leads to an increase in T lymphocyte development, specifically Th1 cell development, and an produces an inflammatory response leading to the digestive complications found in celiacs and inflammatory bowel disease. These findings also suggest that anti-IL15 therapy may be an effective way to prevent these diseases or restore systems back to normal.


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n3 science communications