title: Variations in the rate of synthesis of beta and beta' RNA polymerase polypeptides under the influence of certain factors.
mesh_terms: D012321:DNA-Directed RNA Polymerases / Q000096:biosynthesis*; D004171:Diploidy; D004305:Dose-Response Relationship, Drug; D004792:Enzyme Precursors / Q000096:biosynthesis*; D004926:Escherichia coli / Q000201:enzymology; D005796:Genes; D009154:Mutation; D012293:Rifampin / Q000494:pharmacology; D014161:Transduction, Genetic
chemical_list: D004792:Enzyme Precursors; D012321:DNA-Directed RNA Polymerases; D012293:Rifampin