Scientists have re-created a pain pathway in the brain by growing four key clusters of human nerve cells in a dish. This ...

Well, now, scientists have reconstructed one of the sensory pathways that convey these pain signals all in a dish. NPR's Jon Hamilton reports. JON HAMILTON, BYLINE: Pain signals often start on the ...

Scientists have re-created a pain pathway in the brain by growing four key clusters of human nerve cells in a dish. This laboratory model could be used to help explain certain pain syndromes ...