title: Rubella virus RNA: effect of high multiplicity passage.
abstract: Evidence for the amplification of defective interfering particles of rubella virus after passage at high multiplicity has been obtained. The process is associated with the production of subgenomic rubella RNA species.
mesh_terms: D000818:Animals; D002478:Cells, Cultured; D006224:Cricetinae; D012367:RNA, Viral / Q000032:analysis*; D012412:Rubella virus / Q000235:genetics*; D014762:Viral Interference; D014779:Virus Replication
chemical_list: D012367:RNA, Viral