title: Further purification and characterization of scrapie prions.
mesh_terms: D000818:Animals; D001923:Brain Chemistry; D006168:Guinea Pigs; D008722:Methods; D008854:Microscopy, Electron; D008970:Molecular Weight; D011328:Prions / Q000032:analysis*; D012608:Scrapie / Q000382:microbiology*; D012756:Sheep; D014764:Viral Proteins / Q000302:isolation & purification*
chemical_list: D011328:Prions; D014764:Viral Proteins