Inhibition of DNA-dependent RNA synthesis by rifamycins.

Animals Carcinoma, Ehrlich Tumor/metabolism DNA/metabolism Depression, Chemical Escherichia coli/drug effects,metabolism Phosphorus Isotopes RNA/biosynthesis RNA Nucleotidyltransferases/metabolism RNA, Bacterial/biosynthesis RNA, Neoplasm/biosynthesis Rifampin/pharmacology Tritium

Phosphorus Isotopes RNA, Bacterial RNA, Neoplasm Tritium RNA DNA RNA Nucleotidyltransferases Rifampin