title: Preferential inhibition of RNA synthesis in Bacillus subtilis by actinomycin S.
mesh_terms: D001412:Bacillus subtilis / Q000378:metabolism*; D002247:Carbon Isotopes; D003609:Dactinomycin / Q000494:pharmacology*; D012329:RNA, Bacterial / Q000096:biosynthesis*; D012333:RNA, Messenger / Q000378:metabolism; D014498:Uracil / Q000378:metabolism
chemical_list: D002247:Carbon Isotopes; D012329:RNA, Bacterial; D012333:RNA, Messenger; D003609:Dactinomycin; D014498:Uracil