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Friday, April 4, 2008

Alzheimer’s Treatments Advance in Clinic


clipped from www.google.com
Alzheimer’s is on the rise, but scientists are making progress on treatments they think may finally make a dent in the disease.
But as Forbes reports, researchers still aren’t certain about the cause of the illness. That gap in knowledge means that a range of drugs that aim to clear the brain of amyloid plaque, clumps of protein fragments that are one of the hallmarks of Alzheimer’s, may never work.
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Some skeptics of the dominant amyloid hypothesis think the build-ups are “actually a response to injury that the brain secretes to protect itself, like a scar,” says Mark Smith, a neuroscientist at Case Western Reserve University. He tells Forbes that by removing it, “you will make the disease worse.”
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