title: Chromosome activity and cell function in polytenic cells. IV. Polyribosomes and their sensitivity to actinomycin.
mesh_terms: D002499:Centrifugation, Density Gradient; D002875:Chromosomes; D003609:Dactinomycin; D003902:Detergents; D004175:Diptera; D004492:Edetic Acid; D006493:Heparin; D007814:Larva; D008854:Microscopy, Electron; D010455:Peptides; D012313:RNA / Q000096:biosynthesis*; D012333:RNA, Messenger; D012260:Ribonucleases / Q000037:antagonists & inhibitors; D012270:Ribosomes / Q000187:drug effects; D012469:Salivary Glands / Q000032:analysis / Q000166:cytology*; D013501:Surface-Active Agents; D014316:Tritium
chemical_list: D003902:Detergents; D010455:Peptides; D012333:RNA, Messenger; D013501:Surface-Active Agents; D014316:Tritium; D003609:Dactinomycin; D012313:RNA; D006493:Heparin; D004492:Edetic Acid; D012260:Ribonucleases