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Natural protein may ease pain better than morphine

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Natural protein may ease pain better than morphine

(Beth Israel Deaconess Medical Center) UPDATED 2008-10-08

A cell protein commonly used to diagnose prostate cancer may work as a pain medication that's more effective than morphine, researchers say. An international team of scientists working with mice found that Prostatic Acid Phosphatase, or PAP, was the same as a protein found on pain-sensing neurons. This protein switches the chemical messengers that cause pain into ones that suppress it. When the researchers injected PAP into mice, a single dose of the protein eased pain as effectively as morphine but lasted up to three days, much longer than the five hours gained with a single dose of morphine. Read full story >

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