title: Isolation of chromatin bearing nascent RNA from nuclei of sea urchin embryos.
mesh_terms: D000818:Animals; D002247:Carbon Isotopes; D002467:Cell Nucleus / Q000378:metabolism*; D002499:Centrifugation, Density Gradient; D002843:Chromatin / Q000096:biosynthesis* / Q000302:isolation & purification; D004625:Embryo, Nonmammalian / Q000166:cytology / Q000378:metabolism; D012313:RNA / Q000096:biosynthesis*; D012617:Sea Urchins / Q000166:cytology / Q000254:growth & development / Q000378:metabolism*; D013936:Thymidine / Q000378:metabolism; D014316:Tritium; D014529:Uridine / Q000378:metabolism
chemical_list: D002247:Carbon Isotopes; D002843:Chromatin; D014316:Tritium; D012313:RNA; D013936:Thymidine; D014529:Uridine