A brain protein believed to be a key component in the progress of dementia can cause memory loss in healthy brains even before physical signs of degeneration appear according to new University of Sussex research.

The study, published in the open access Nature Publishing Group journal Scientific Reports, reveals a direct link between the main culprit of Alzheimer’s disease and memory loss.

Alzheimer’s disease is characterized by the formation of amyloid plaques in the brain tissue. These amyloid plaques are made up of an insoluble protein, ‘Amyloid-beta,’ which forms small structures called ‘oligomers’ that are important in the disease progression.


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