Prions, abnormally folded proteins that can spread in the brain, remain a scientific riddle. They appear to be a key factor in Parkinson’s, Creutzfeldt-Jakob, Alzheimer’s. A copper-induced folding problem, together with a tendency to clump together, could be the culprit at the molecular level.

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Prions, abnormally folded proteins that can spread in the brain, remain a scientific riddle. They appear to be a key factor in Parkinson’s, Creutzfeldt-Jakob, Alzheimer’s. A copper-induced folding problem, together with a tendency to clump together, could be the culprit at the molecular level.