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Published online 10 September 2001 | Nature | doi:10.1038/news010913-6
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Poison soothes
Engineered botulism toxin could ease chronic pain.
The nerve toxin that causes the fatal food poisoning botulism can be manipulated to fight chronic pain. By altering a key chemical segment of the toxin, scientists have made it home in on the nerve cells that transmit pain signals to the brain.
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