Stories about: nociceptors

Modeling pain in a dish: Nociceptors made from skin recreate pain physiology

Pain in a dish nociceptors

Chronic pain, affecting tens of millions of Americans alone, is debilitating and demoralizing. It has many causes, and in the worst cases, people become “hypersensitized”—their nervous systems fire off pain signals in response to very minor triggers.

There are no good medications to calm these signals, in part because the subjectivity of pain makes it difficult to study, and in part because there haven’t been good research models. Drugs have been tested in animal models and “off the shelf” cell lines, some of them engineered to carry target molecules (such as the ion channels that trigger pain signals). Drug candidates emerging from these studies initially looked promising but haven’t panned out in clinical testing.

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