title: A new RNA of high molecular weight in Escherichia coli.
mesh_terms: D002499:Centrifugation, Density Gradient; D004591:Electrophoresis, Polyacrylamide Gel; D004720:Endonucleases; D004926:Escherichia coli / Q000032:analysis*; D008970:Molecular Weight; D009154:Mutation; D012329:RNA, Bacterial / Q000302:isolation & purification*; D012335:RNA, Ribosomal / Q000302:isolation & purification; D012260:Ribonucleases
chemical_list: D012329:RNA, Bacterial; D012335:RNA, Ribosomal; D004720:Endonucleases; D012260:Ribonucleases