'Pain genes' identified by DNA sequencing

Researchers have identified hundreds of variants in a patient's genetic code that predict which people are more susceptible to persistent chronic pain following amputation. Dr. Andrew D. Shaw, associate professor of anesthesiology and critical care medicine at Duke University Medical Center in Durham, NC, and colleagues conducted the study on 49 military service members who had amputations and persistent pain. The International Association for the Study of Pain (IASP) states that 80% of all amputees experience pain in the missing body part - known as phantom limb pain...

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