A rather frightening advance:

27Feb10

Generating a Prion with Bacterially Expressed Recombinant Prion Protein – Science 26 February 2010: Vol. 327. no. 5969, pp. 1132 – 1135 The prion hypothesis posits that a misfolded form of prion protein (PrP) is responsible for the infectivity of prion disease. Using recombinant murine PrP purified from Escherichia coli, we created a recombinant prion [...]

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