title: Intrinsic interference: a unique interference system used in assaying non-cytopathic viruses.
mesh_terms: D001103:Arboviruses / Q000302:isolation & purification*; D004686:Encephalomyocarditis virus; D029822:Enterovirus B, Human; D006383:Hemadsorption Inhibition Tests; D008722:Methods; D009522:Newcastle disease virus; D009975:Orthomyxoviridae; D017955:Poliovirus / Q000302:isolation & purification; D012412:Rubella virus / Q000302:isolation & purification*; D014616:Vaccinia virus; D014721:Vesicular stomatitis Indiana virus; D014762:Viral Interference; D014902:West Nile virus / Q000302:isolation & purification