title: Sedimentation of ribosomal ribonucleic acid from ribonuclease treated and untreated ribosomes.
mesh_terms: D004926:Escherichia coli; D008956:Models, Chemical; D012329:RNA, Bacterial / Q000032:analysis*; D012260:Ribonucleases; D012270:Ribosomes / Q000032:analysis*; D014461:Ultracentrifugation
chemical_list: D012329:RNA, Bacterial; D012260:Ribonucleases