Prions -- They enhanced Marburg and cause Mad Cow (BSE)

[Guest SouthernCelt]

Experts: Mad cow cases could be spontaneous

Infections in Texas and Alabama may have come from mysterious strain

I realize prions are technically protein-type organic compounds that are not "alive" in the sense that viruses are; however, I can't see anything spontaneously generating. There must just be a mechanism of creation that the researchers haven't found yet.