title: Mumps virus-persistently infected cell cultures release defective interfering virus particles.
mesh_terms: D002460:Cell Line; D003673:Defective Viruses / Q000502:physiology*; D006801:Humans; D009109:Mumps virus / Q000032:analysis / Q000502:physiology*; D012367:RNA, Viral / Q000032:analysis; D014762:Viral Interference; D010948:Viral Plaque Assay; D014764:Viral Proteins / Q000032:analysis; D014779:Virus Replication
chemical_list: D012367:RNA, Viral; D014764:Viral Proteins