title: Non-heritable interferon resistance in a fraction of virus populations.
mesh_terms: D046508:Culture Techniques; D004352:Drug Resistance, Microbial; D004686:Encephalomyocarditis virus; D007372:Interferons; D009154:Mutation; D014616:Vaccinia virus; D014721:Vesicular stomatitis Indiana virus
chemical_list: D007372:Interferons