title: Defective interfering influenza viruses.
mesh_terms: D000818:Animals; D001483:Base Sequence; D002417:Cattle; D002872:Chromosome Deletion; D003673:Defective Viruses / Q000378:metabolism / Q000502:physiology; D004586:Electrophoresis; D005814:Genes, Viral; D006367:HeLa Cells; D006378:Helper Viruses; D006801:Humans; D007668:Kidney; D009841:Oligonucleotides / Q000032:analysis; D009975:Orthomyxoviridae / Q000378:metabolism; D012367:RNA, Viral / Q000378:metabolism; D012324:RNA-Dependent RNA Polymerase / Q000235:genetics; D014762:Viral Interference; D014776:Virus Cultivation
chemical_list: D009841:Oligonucleotides; D012367:RNA, Viral; D012324:RNA-Dependent RNA Polymerase