Published in Cancer Weekly, May 13th, 2003
The neurotoxin in question is botulinum toxin, perhaps better known as Botox, the treatment that has smoothed out the wrinkles on many a celebrity forehead. But it is also used to treat an increasing range of medical conditions.
The neurotoxin, whose effects can last for months, works by blocking the release of the neurotransmitters that relay the "contract now" message from nerves to muscles. The machinery that is knocked...
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