Study identifies gene that makes gentle touch feel painful after injury
Ever wonder why things that normally feel gentle, like putting on soft shirts, are painful after a sunburn? In a study of four patients with a rare genetic disorder, NIH researchers found that PIEZO2, a gene previously shown to control our sense of our bodies in space and gentle touch, may also be responsible for tactile allodynia: the skin’s reaction to injury that makes normally gentle touches feel painful.
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