title: Studies on components of RNA in cardiac muscle with emphasis on the rapidly labeled 4 to 18 S fraction.
mesh_terms: D000818:Animals; D002623:Chemistry Techniques, Analytical; D003609:Dactinomycin / Q000494:pharmacology; D009132:Muscles / Q000032:analysis*; D009206:Myocardium / Q000032:analysis*; D010759:Phosphorus Isotopes; D012313:RNA / Q000032:analysis*; D051381:Rats
chemical_list: D010759:Phosphorus Isotopes; D003609:Dactinomycin; D012313:RNA