title: A precursor to the small ribosome in nucleoli of Friend erythroleukemia cells.
mesh_terms: D000818:Animals; D002460:Cell Line; D002466:Cell Nucleolus / Q000032:analysis* / Q000648:ultrastructure; D004915:Leukemia, Erythroblastic, Acute; D051379:Mice; D009694:Nucleic Acid Precursors / Q000032:analysis*; D009698:Nucleoproteins / Q000032:analysis*; D012335:RNA, Ribosomal / Q000032:analysis*; D012261:Ribonucleoproteins / Q000032:analysis*; D012270:Ribosomes / Q000032:analysis*
chemical_list: D009694:Nucleic Acid Precursors; D009698:Nucleoproteins; D012335:RNA, Ribosomal; D012261:Ribonucleoproteins