title: The structure of nuclear D-RNA. I. The nature of the conversions of newly formed D-RNA under the action of an actinomycin block.
mesh_terms: D000818:Animals; D002247:Carbon Isotopes; D002286:Carcinoma, Ehrlich Tumor; D002458:Cell Fractionation; D002467:Cell Nucleus / Q000032:analysis; D002499:Centrifugation, Density Gradient; D004247:DNA; D003609:Dactinomycin / Q000494:pharmacology*; D006358:Hot Temperature; D008099:Liver / Q000032:analysis; D008722:Methods; D051379:Mice; D009693:Nucleic Acid Hybridization; D009963:Orotic Acid / Q000378:metabolism; D012313:RNA / Q000302:isolation & purification / Q000378:metabolism*; D012333:RNA, Messenger / Q000302:isolation & purification / Q000378:metabolism*; D012334:RNA, Neoplasm; D051381:Rats
chemical_list: D002247:Carbon Isotopes; D012333:RNA, Messenger; D012334:RNA, Neoplasm; D003609:Dactinomycin; D009963:Orotic Acid; D012313:RNA; D004247:DNA