title: The development and use of an extracellular RNA replicating system.
mesh_terms: D002999:Clone Cells; D004586:Electrophoresis; D005827:Genetics, Microbial; D011506:Proteins / Q000378:metabolism; D012316:RNA Nucleotidyltransferases / Q000032:analysis* / Q000302:isolation & purification; D012328:RNA Viruses / Q000201:enzymology*; D012367:RNA, Viral / Q000096:biosynthesis*; D014764:Viral Proteins / Q000302:isolation & purification; D014779:Virus Replication
chemical_list: D011506:Proteins; D012367:RNA, Viral; D014764:Viral Proteins; D012316:RNA Nucleotidyltransferases