It comes from the chemistry structure of prion protein.

Misshaped prion proteins carry the disease between individuals and cause deterioration of the brain.

Normal prion protein is produced by a gene that is widely found in nature.

Different hypotheses exist for the origin of prion proteins in cattle.

However, the physiological function of the prion protein remains a controversial matter.

He had scrolled back to the spinning model of the prion protein.

The ultimate proof, these critics say, would be to inject an animal with a prion protein and cause disease.

These mutations cause the cell to make prion proteins with an abnormal structure.

These tests can only detect the affected prion protein above a certain level.

The most prominent example for this type of modification is the prion protein.