title: PIF, a highly sensitive plaque assay for the induction of interferon.
mesh_terms: D000818:Animals; D002460:Cell Line; D002522:Chlorocebus aethiops; D006224:Cricetinae; D003609:Dactinomycin / Q000494:pharmacology; D006801:Humans; D007106:Immune Sera / Q000494:pharmacology; D007372:Interferons / Q000096:biosynthesis* / Q000276:immunology; D051379:Mice; D009154:Mutation; D051381:Rats; D014721:Vesicular stomatitis Indiana virus / Q000235:genetics / Q000254:growth & development*; D010948:Viral Plaque Assay
chemical_list: D007106:Immune Sera; D003609:Dactinomycin; D007372:Interferons