Itchiness explained: Specific set of nerve cells signal itch but not pain

Wednesday, January 2, 2013 - 12:30 in Health & Medicine

Researchers have uncovered strong evidence that mice have a specific set of nerve cells that signal itch but not pain, a finding that may settle a decades-long debate about these sensations, and, if confirmed in humans, help in developing treatments for chronic itch, including itch caused by life-saving medications.

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