title: A more precise and sensitive hemagglutination reduction assay for interferon.
mesh_terms: D000650:Amnion; D000818:Animals; D001681:Biological Assay; D002478:Cells, Cultured; D002642:Chick Embryo; D005019:Ethyl Ethers; D005069:Evaluation Studies as Topic; D006386:Hemagglutination Tests; D006801:Humans; D007372:Interferons / Q000032:analysis*; D012845:Sindbis Virus; D013501:Surface-Active Agents
chemical_list: D005019:Ethyl Ethers; D013501:Surface-Active Agents; D007372:Interferons