title: Defective interfering particles of Sindbis virus. IV. Virion RNA species and molecular weight determination of defective double-stranded RNA.
mesh_terms: D002213:Capsid / Q000032:analysis; D003673:Defective Viruses / Q000032:analysis*; D004591:Electrophoresis, Polyacrylamide Gel; D008854:Microscopy, Electron; D008970:Molecular Weight; D009690:Nucleic Acid Conformation; D012367:RNA, Viral / Q000032:analysis*; D012845:Sindbis Virus / Q000032:analysis*
chemical_list: D012367:RNA, Viral