title: Scrapie agent unlike viruses in size and susceptibility to inactivation by ionizing or ultraviolet radiation.
mesh_terms: D008970:Molecular Weight; D011328:Prions / Q000528:radiation effects* / Q000648:ultrastructure; D014780:Viruses / Q000528:radiation effects / Q000648:ultrastructure
chemical_list: D011328:Prions