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nouna fatal disease of sheep characterized by chronic itching and loss of muscular control and progressive degeneration of the central nervous systemtype of:
Definition that contains scrapie
- prion (microbiology) an infectious protein particle similar to a virus but lacking nucleic acid; thought to be the agent responsible for scrapie and other degenerative diseases of the nervous system
- virino (microbiology) a hypothetical infectious particle thought to be the cause of scrapie and other degenerative diseases of the central nervous system; consists of nucleic acid in a protective coat of host cell proteins