A prion is a misfolded form of a normal protein that can lead to serious diseases.
A prion is a misfolded rogue form of a normal protein (PrPc) found in the cell. This misfolded protein can be infectious and trigger the misfolding of other normal proteins, leading to the formation of damaging plaques in the brain. Prions are implicated in diseases such as mad cow disease and Creutzfeldt-Jakob disease.
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