title: Bidirectional growth of the E. coli chromosome.
mesh_terms: D002455:Cell Division; D002874:Chromosome Mapping; D002876:Chromosomes, Bacterial / Q000378:metabolism*; D004261:DNA Replication / Q000187:drug effects; D004269:DNA, Bacterial / Q000096:biosynthesis; D004926:Escherichia coli / Q000378:metabolism*; D007700:Kinetics; D009154:Mutation / Q000187:drug effects; D009268:Nalidixic Acid / Q000494:pharmacology; D009604:Nitrosoguanidines / Q000494:pharmacology
chemical_list: D004269:DNA, Bacterial; D009604:Nitrosoguanidines; D009268:Nalidixic Acid