title: A sensitive interferon assay for many species of cells: encephalomyocarditis virus hemagglutinin yield reduction.
mesh_terms: D002460:Cell Line; D004686:Encephalomyocarditis virus / Q000276:immunology*; D006385:Hemagglutination Inhibition Tests; D007372:Interferons / Q000032:analysis*; D008722:Methods; D013045:Species Specificity
chemical_list: D007372:Interferons