title: Evidence for a positive regulation of RNA polymerase synthesis in Escherichia coli.
mesh_terms: D002874:Chromosome Mapping; D004270:DNA, Circular; D012321:DNA-Directed RNA Polymerases / Q000096:biosynthesis* / Q000276:immunology; D004591:Electrophoresis, Polyacrylamide Gel; D004926:Escherichia coli / Q000201:enzymology*; D009154:Mutation; D011233:Precipitin Tests; D011995:Recombination, Genetic; D013045:Species Specificity; D013696:Temperature; D014161:Transduction, Genetic
chemical_list: D004270:DNA, Circular; D012321:DNA-Directed RNA Polymerases