Enzyme Is Linked to Alzheimer’s Disease

At a glance:

Article abstract: Researchers announced that they had identified an enzyme that had long been suspected of being a key factor in the development of Alzheimer’s disease. The enzyme is associated with the production of protein plaques in the brain, which may cause the disease.

The Long Search

In the October 21, 1999, issue of Science, a group of researchers from Amgen, a biotechnology company in Thousand Oaks, California, reported that they had successfully identified an enzyme called beta secretase. Many scientists have believed for years that...

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