title: Studies on the role of 23 s nucleolar RNA as an intermediate in the synthesis of 18 s ribosomal RNA.
mesh_terms: D000595:Amino Acid Sequence; D000818:Animals; D002247:Carbon Isotopes; D006528:Carcinoma, Hepatocellular / Q000378:metabolism; D002460:Cell Line; D002466:Cell Nucleolus; D002499:Centrifugation, Density Gradient; D002848:Chromatography, DEAE-Cellulose; D046508:Culture Techniques; D008113:Liver Neoplasms; D009374:Neoplasms, Experimental / Q000378:metabolism; D009693:Nucleic Acid Hybridization; D009705:Nucleosides; D010759:Phosphorus Isotopes; D012334:RNA, Neoplasm / Q000096:biosynthesis*; D012335:RNA, Ribosomal / Q000096:biosynthesis; D051381:Rats; D012270:Ribosomes; D014529:Uridine / Q000378:metabolism
chemical_list: D002247:Carbon Isotopes; D009705:Nucleosides; D010759:Phosphorus Isotopes; D012334:RNA, Neoplasm; D012335:RNA, Ribosomal; D014529:Uridine