Mar 242010
 
Illustration of the pain pathway in René Desca...
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Chronic pain may be due to an overabundance of a protein, which amplifies the pain signal to the brain.

A drug that neutralizes this protein may provide the long-awaited relief.

Chronic pain is an invisible and agonizing symptom. Long after physical damage heals, a throbbing, tingling, shooting pain can linger—sometimes constantly, for days, months, even years. And so far there’s no real cure.

Studies have shown that physiology and genetics can increase pain sensitivity, and one thing for certain—without the brain there is no pain.

But recently the big pharma company Pfizer has developed a new drug, tanezumab, that inhibits a protein involved in transmitting the pain signal to the brain.

Read more . . .

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