title: Complementary regions of the nuclear precursor of messenger RNA.
mesh_terms: D000818:Animals; D001483:Base Sequence; D002286:Carcinoma, Ehrlich Tumor / Q000378:metabolism; D002467:Cell Nucleus / Q000378:metabolism*; D002850:Chromatography, Gel; D002852:Chromatography, Ion Exchange; D004591:Electrophoresis, Polyacrylamide Gel; D006358:Hot Temperature; D006882:Hydroxyapatites; D051379:Mice; D009691:Nucleic Acid Denaturation; D009693:Nucleic Acid Hybridization; D009695:Nucleic Acid Renaturation; D010179:Pancreas / Q000201:enzymology; D010761:Phosphorus Radioisotopes; D012333:RNA, Messenger / Q000096:biosynthesis; D012334:RNA, Neoplasm / Q000096:biosynthesis; D012260:Ribonucleases; D012265:Ribonucleotides / Q000032:analysis; D013696:Temperature; D014158:Transcription, Genetic
chemical_list: D006882:Hydroxyapatites; D010761:Phosphorus Radioisotopes; D012333:RNA, Messenger; D012334:RNA, Neoplasm; D012265:Ribonucleotides; D012260:Ribonucleases