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Harvard Medical School et al. other research news

September 6, 1994 7:00 AM UTC

A report in Science suggests a role for zinc in Alzheimer's disease, but several scientists expressed reservations about the conclusions in an accompanying editorial.

Scientists demonstrated that physiologically relevant concentrations of the metal ion can cause a protein component of human amyloid to aggregate out of a test-tube solution, and form clumps that closely resemble the plaques present in Alzheimer's brains. ...