Alzheimer's Clue

Once ignored, a scientist gains support for his idea that a common gene helps cause the disease

Only last year, Allen Roses, a Duke University neurologist, seemed out in left field in terms of research on Alzheimer's disease, the dread brain disorder that afflicts as many as 4 million Americans. His theory that a particular gene puts people at high risk for Alzheimer's just didn't get much attention or respect from fellow scientists. But after months of tirelessly making his case, Roses is no longer dismissed; instead he is being courted by drug companies eager to use his research to find a diagnostic test and treatment. At a medical meeting in New York City last week, Roses presented...

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