title: Marker nucleotides for non-ribosomal spacer segments of preribosomal ribonucleic acid.
mesh_terms: D000818:Animals; D001483:Base Sequence; D006528:Carcinoma, Hepatocellular / Q000378:metabolism*; D002466:Cell Nucleolus / Q000378:metabolism; D002499:Centrifugation, Density Gradient; D002852:Chromatography, Ion Exchange; D003090:Coliphages / Q000201:enzymology; D008113:Liver Neoplasms / Q000378:metabolism; D009374:Neoplasms, Experimental / Q000378:metabolism; D009693:Nucleic Acid Hybridization; D009711:Nucleotides / Q000032:analysis; D010179:Pancreas / Q000201:enzymology; D010710:Phosphates / Q000378:metabolism; D010759:Phosphorus Isotopes; D011119:Polynucleotides / Q000032:analysis / Q000302:isolation & purification; D012334:RNA, Neoplasm / Q000032:analysis / Q000096:biosynthesis; D012335:RNA, Ribosomal / Q000032:analysis / Q000096:biosynthesis; D051381:Rats; D012260:Ribonucleases; D012270:Ribosomes / Q000378:metabolism
chemical_list: D009711:Nucleotides; D010710:Phosphates; D010759:Phosphorus Isotopes; D011119:Polynucleotides; D012334:RNA, Neoplasm; D012335:RNA, Ribosomal; D012260:Ribonucleases