A rapidly labeled ribonucleoprotein in HeLa cell nuclei.
D002247:Carbon Isotopes; D002467:Cell Nucleus; D004586:Electrophoresis; D006147:Guanine; D006367:HeLa Cells; D066298:In Vitro Techniques; D007930:Leucine; D009698:Nucleoproteins; D012270:Ribosomes; D014461:Ultracentrifugation
D002247:Carbon Isotopes; D009698:Nucleoproteins; D006147:Guanine; D007930:Leucine