Donald Weaver

2 weeks ago | theconversation.com | Gemma Ware |Donald Weaver

For much of the 21st century, one theory has dominated research efforts to cure Alzheimer’s disease: the amyloid hypothesis. Beta-amyloid is a protein that builds up in clumps, or plaques, in the brains of people with Alzheimer’s disease and is linked to their cognitive decline. But in recent years, despite the emergence of a couple of new drugs targeting these plaques, some scientists have begun to doubt the amyloid hypothesis.