🔬 Science 21h ago · Jonathan M. Gitlin

What’s the deal with Alzheimer’s disease and amyloid?

Ars Technica Science
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What’s the deal with Alzheimer’s disease and amyloid?
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At the end of last month, a scientific journal pulled a research paper on Alzheimer's disease.
The retraction came from Neurobiology of Aging, which removed a 2011 paper claiming to show that a version of a protein called amyloid-β was responsible for memory loss in Alzheimer's disease. On its own, that might not seem notable; bad papers can make it through peer review and are only caught after publication.
But this wasn't an isolated case. Over the past few years, multiple studies arguing that

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