title: Association of viral ribonucleoprotein with polysomes.
mesh_terms: D000818:Animals; D002286:Carcinoma, Ehrlich Tumor; D002499:Centrifugation, Density Gradient; D066298:In Vitro Techniques; D007930:Leucine / Q000378:metabolism; D009698:Nucleoproteins / Q000096:biosynthesis*; D010222:Parainfluenza Virus 1, Human; D010759:Phosphorus Isotopes; D012270:Ribosomes; D014316:Tritium; D014764:Viral Proteins / Q000096:biosynthesis*
chemical_list: D009698:Nucleoproteins; D010759:Phosphorus Isotopes; D014764:Viral Proteins; D014316:Tritium; D007930:Leucine