Mutations affecting RNA polymerase associated with rifampicin resistance in Escherichia coli.

Anti-Bacterial Agents/pharmacology Carbon Isotopes Drug Resistance, Microbial Escherichia coli/enzymology Genetic Code Genetics, Microbial Hot Temperature Mutation Protein Denaturation RNA Nucleotidyltransferases/antagonists & inhibitors RNA, Bacterial/biosynthesis Rifampin Tritium Uracil Nucleotides/metabolism

Anti-Bacterial Agents Carbon Isotopes RNA, Bacterial Uracil Nucleotides Tritium RNA Nucleotidyltransferases Rifampin