title: Base sequence differences between the ribosomal and "ribosomal precursor" ribonucleic acids from Ehrlich ascites cells.
mesh_terms: D000418:Albumins; D000818:Animals; D002286:Carcinoma, Ehrlich Tumor / Q000378:metabolism*; D002499:Centrifugation, Density Gradient; D002845:Chromatography; D002854:Chromatography, Paper; D004586:Electrophoresis; D010179:Pancreas / Q000201:enzymology; D010209:Paper; D010759:Phosphorus Isotopes; D011687:Purines / Q000032:analysis; D011743:Pyrimidines / Q000032:analysis; D012313:RNA / Q000032:analysis*; D012260:Ribonucleases; D012270:Ribosomes / Q000032:analysis*; D012822:Silicon Dioxide
chemical_list: D000418:Albumins; D010759:Phosphorus Isotopes; D011687:Purines; D011743:Pyrimidines; D012313:RNA; D012822:Silicon Dioxide; D012260:Ribonucleases