True, forgot about Cruetzfeldt-Jacob.

Also, think that one in Africa that happened because the natives in the area had a tradition of eating the brains of their dead loved ones, was also a prion. I want to say Kuru? Koru?

I didn't know what it meant and had to look it up, and for anyone else wondering:

• Bovine spongiform encephalopathy

Bovine spongiform encephalopathy (BSE), commonly known as mad cow disease, is an incurable and invariably fatal neurodegenerative disease of cattle. Symptoms include abnormal behavior, trouble walking, and weight loss. Later in the course of the disease, the cow becomes unable to function normally.