Evidence for ribonucleic acid molecules restricted to the cell nucleus.
D000818:Animals; D002467:Cell Nucleus; D004247:DNA; D066298:In Vitro Techniques; D007668:Kidney / Q000166:cytology; D007739:L Cells; D051379:Mice; D008967:Molecular Biology; D012313:RNA; D011817:Rabbits; D014316:Tritium; D014529:Uridine
D014316:Tritium; D012313:RNA; D004247:DNA; D014529:Uridine