Posts Tagged "spongiform"

What Are Prions?

What Are Prions?

What are prions? The word prion was coined in 1982 by neurologist Dr Stanley Prusiner, and is used to describe a proteinaceous infectious agent that is not inactivated or destroyed by procedures that modify nucleic acids such as deoxyribonucleic acid (DNA) or ribonucleicacid (RNA) Prions differ from other pathogens such as viruses, bacteria, fungi and parasites in that they do not contain deoxyribonucleic acid (DNA) or ribonucleic acid (RNA). They are also non-immunogenic – that is they do not elicit an immune response because the host has been rendered tolerant to the prion by the...

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