The cause of abdominal pain in patients with irritable bowel syndrome has been identified by researchers. As a result, they were able to select a medicine that could reduce or end that pain. This medicine is already used to treat hay fever. IBS patients have extremely sensitive bowels associated with increased pain perception. The exact cause of this hypersensitivity has long been unknown. Researchers already knew that the bowels of patients with IBS contain larger quantities of the substance histamine, but the specific link with hypersensitivity had not yet been made.
KU Leuven professor of gastroenterology Guy Boeckxstaens and his team have now shown that histamine has an impact on the pain receptor TRPV1. In IBS patients, histamine released in the gut makes TRPV1 hypersensitive...
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