Until recently, Dr. Stephen G. Waxman, director of the Yale University-affiliated Center for Neuroscience and Regeneration Research, refused to use the c-word.
Repairing severed spinal cords, treating multiple sclerosis or relieving the intense pain that lingers after an amputation were far too distant goals.
“Cure” was a false promise.
Now, restoring certain physical functions and mending torn, severed or diseased nerves is almost in reach.

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