title: Structural analysis of nucleolar precursors of ribosomal ribonucleic acids. I. Isolation and characterization of the longest polypurine sequences of nucleolar 28 S ribonucleic acid and ribosomal 28 S ribonucleic acid of Novikoff hepatoma ascites cells.
mesh_terms: D000469:Alkaline Phosphatase; D000818:Animals; D001419:Bacteria / Q000201:enzymology; D001483:Base Sequence; D006528:Carcinoma, Hepatocellular; D002460:Cell Line; D002466:Cell Nucleolus / Q000032:analysis*; D002478:Cells, Cultured; D002499:Centrifugation, Density Gradient; D002850:Chromatography, Gel; D004590:Electrophoresis, Paper; D006868:Hydrolysis; D008113:Liver Neoplasms; D008297:Male; D009374:Neoplasms, Experimental; D009690:Nucleic Acid Conformation; D010179:Pancreas / Q000201:enzymology; D010744:Phosphoric Monoester Hydrolases; D010759:Phosphorus Isotopes; D012334:RNA, Neoplasm / Q000032:analysis / Q000302:isolation & purification*; D012335:RNA, Ribosomal / Q000032:analysis / Q000302:isolation & purification*; D051381:Rats; D011919:Rats, Inbred Strains; D012260:Ribonucleases; D013154:Spleen / Q000201:enzymology; D014688:Venoms
chemical_list: D010759:Phosphorus Isotopes; D012334:RNA, Neoplasm; D012335:RNA, Ribosomal; D014688:Venoms; D012260:Ribonucleases; D000469:Alkaline Phosphatase; D010744:Phosphoric Monoester Hydrolases