title: Studies on HeLa cell nucleoli.
mesh_terms: D002250:Carbon Radioisotopes; D002458:Cell Fractionation; D002466:Cell Nucleolus / Q000032:analysis*; D002499:Centrifugation, Density Gradient; D002614:Chelating Agents; D003902:Detergents; D011756:Diphosphates; D004492:Edetic Acid; D004591:Electrophoresis, Polyacrylamide Gel; D005069:Evaluation Studies as Topic; D006367:HeLa Cells / Q000166:cytology; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007700:Kinetics; D007930:Leucine; D008722:Methods; D009363:Neoplasm Proteins / Q000032:analysis; D009994:Osmolar Concentration; D010084:Oxidation-Reduction; D010761:Phosphorus Radioisotopes; D012334:RNA, Neoplasm / Q000032:analysis; D013501:Surface-Active Agents; D013696:Temperature; D014529:Uridine
chemical_list: D002250:Carbon Radioisotopes; D002614:Chelating Agents; D003902:Detergents; D011756:Diphosphates; D009363:Neoplasm Proteins; D010761:Phosphorus Radioisotopes; D012334:RNA, Neoplasm; D013501:Surface-Active Agents; D004492:Edetic Acid; D007930:Leucine; D014529:Uridine