title: Virion RNA can be used to study nuclear processing of messenger RNA.
mesh_terms: D002467:Cell Nucleus / Q000378:metabolism*; D009694:Nucleic Acid Precursors / Q000378:metabolism*; D012333:RNA, Messenger / Q000378:metabolism*; D012367:RNA, Viral / Q000378:metabolism*; D012107:Research Design
chemical_list: D009694:Nucleic Acid Precursors; D012333:RNA, Messenger; D012367:RNA, Viral