Pain Receptors Migrating may cause Chronic Pain

A study led by Columbia University Medical Center (CUMC) has shown that chronic pain may occur when pain receptors migrate from the nerve cell's surface to the cell's inner chambers, out of the reach of current pain medications. The discovery, in rodents, may lead to the development of a new class of medications for chronic pain that is more potent and less prone to side effects than currently available pain treatments. The study was published online today in the journal Science Translational Medicine. An estimated 20 percent of people have chronic pain at some point. Currently available therapies for chronic…
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