title: The relationships among RNA synthesis, RNA polymerase synthesis and guanosine tetraphosphate levels in Escherichia coli during nutritional shift-up.
mesh_terms: D003470:Culture Media; D012321:DNA-Directed RNA Polymerases / Q000096:biosynthesis*; D004926:Escherichia coli / Q000201:enzymology / Q000378:metabolism*; D006150:Guanine Nucleotides / Q000378:metabolism*; D007700:Kinetics; D008239:Lysine / Q000378:metabolism; D009154:Mutation; D012329:RNA, Bacterial / Q000096:biosynthesis*; D014158:Transcription, Genetic; D014529:Uridine / Q000378:metabolism
chemical_list: D003470:Culture Media; D006150:Guanine Nucleotides; D012329:RNA, Bacterial; D012321:DNA-Directed RNA Polymerases; D008239:Lysine; D014529:Uridine