Stepping Stones to Treating Alzheimer’s Disease: Is Insulin the Key?

Descriptions of Alzheimer’s disease, a progressive degenerative condition that robs its victims of their memory, cognitive function, language and ability to take care of themselves, centers on the accumulation of abnormal proteins amyloid-beta and tau. Amyloid-beta proteins form plaques outside the cell, while tau builds up inside the cell to form neurofibrillary tangles (Figure 1).

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