title: Characterization of pulse-labeled nuclear RNA in sea urchin embryos.
mesh_terms: D000818:Animals; D002247:Carbon Isotopes; D002458:Cell Fractionation; D002467:Cell Nucleus / Q000032:analysis*; D002499:Centrifugation, Density Gradient; D003593:Cytoplasm / Q000032:analysis; D003851:Deoxyribonucleases; D004492:Edetic Acid; D004625:Embryo, Nonmammalian / Q000032:analysis* / Q000166:cytology; D008854:Microscopy, Electron; D010452:Peptide Biosynthesis; D010759:Phosphorus Isotopes; D011402:Pronase; D011691:Puromycin; D012313:RNA / Q000032:analysis / Q000302:isolation & purification*; D012260:Ribonucleases; D012617:Sea Urchins / Q000166:cytology / Q000196:embryology*; D013501:Surface-Active Agents; D013936:Thymidine / Q000378:metabolism; D014316:Tritium; D014529:Uridine / Q000378:metabolism
chemical_list: D002247:Carbon Isotopes; D010759:Phosphorus Isotopes; D013501:Surface-Active Agents; D014316:Tritium; D011691:Puromycin; D012313:RNA; D004492:Edetic Acid; D003851:Deoxyribonucleases; D012260:Ribonucleases; D011402:Pronase; D013936:Thymidine; D014529:Uridine