title: Messenger RNA-protein complexes and newly synthesized ribosomal subunits: analysis of free particles and components of polyribosomes.
mesh_terms: D001692:Biological Transport; D002458:Cell Fractionation; D002460:Cell Line; D002499:Centrifugation, Density Gradient; D002501:Centrifugation, Zonal; D002712:Chlorides / Q000494:pharmacology; D046508:Culture Techniques; D003902:Detergents; D004492:Edetic Acid; D007038:Hypotonic Solutions; D007552:Isotonic Solutions; D007739:L Cells; D008094:Lithium / Q000494:pharmacology; D008722:Methods; D009693:Nucleic Acid Hybridization; D009698:Nucleoproteins / Q000032:analysis / Q000302:isolation & purification / Q000494:pharmacology; D011506:Proteins / Q000032:analysis* / Q000037:antagonists & inhibitors; D011691:Puromycin / Q000494:pharmacology; D012333:RNA, Messenger / Q000032:analysis* / Q000096:biosynthesis; D012270:Ribosomes / Q000032:analysis* / Q000378:metabolism; D014316:Tritium; D014529:Uridine
chemical_list: D002712:Chlorides; D003902:Detergents; D007038:Hypotonic Solutions; D007552:Isotonic Solutions; D009698:Nucleoproteins; D011506:Proteins; D012333:RNA, Messenger; D014316:Tritium; D011691:Puromycin; D008094:Lithium; D004492:Edetic Acid; D014529:Uridine