title: Virus yield-reduction assay for interferon by titration of infectious virus.
mesh_terms: D000818:Animals; D007372:Interferons / Q000032:analysis* / Q000494:pharmacology; D008832:Microchemistry; D012845:Sindbis Virus / Q000187:drug effects*; D010948:Viral Plaque Assay / Q000379:methods
chemical_list: D007372:Interferons