title: Diversity of regulation of genetic transcription.
mesh_terms: D002247:Carbon Isotopes; D002701:Chloramphenicol / Q000494:pharmacology; D004926:Escherichia coli; D005809:Genes, Regulator; D007930:Leucine / Q000378:metabolism; D014176:Protein Biosynthesis; D012313:RNA / Q000096:biosynthesis; D012333:RNA, Messenger / Q000096:biosynthesis; D013752:Tetracycline / Q000494:pharmacology; D014158:Transcription, Genetic / Q000187:drug effects; D014316:Tritium
chemical_list: D002247:Carbon Isotopes; D012333:RNA, Messenger; D014316:Tritium; D012313:RNA; D002701:Chloramphenicol; D013752:Tetracycline; D007930:Leucine