title: Ribonucleic acid synthesis in Streptomyces antibioticus: stable ribonucleic acid species synthesized by young and old cells.
mesh_terms: D002455:Cell Division; D002499:Centrifugation, Density Gradient; D003609:Dactinomycin / Q000494:pharmacology; D004355:Drug Stability; D008970:Molecular Weight; D012329:RNA, Bacterial / Q000096:biosynthesis*; D012335:RNA, Ribosomal / Q000096:biosynthesis; D012270:Ribosomes / Q000378:metabolism; D013302:Streptomyces / Q000187:drug effects / Q000378:metabolism*; D013997:Time Factors; D014529:Uridine / Q000378:metabolism
chemical_list: D012329:RNA, Bacterial; D012335:RNA, Ribosomal; D003609:Dactinomycin; D014529:Uridine