title: Alkali-labile colicinogenic factor E1 DNA molecules formed in the presence of N-methyl-N'-nitro-N-nitrosoguanidine.
mesh_terms: D004261:DNA Replication / Q000187:drug effects*; D004270:DNA, Circular / Q000096:biosynthesis; D004926:Escherichia coli / Q000187:drug effects / Q000378:metabolism*; D007700:Kinetics; D008769:Methylnitronitrosoguanidine / Q000494:pharmacology*; D008970:Molecular Weight; D010957:Plasmids / Q000187:drug effects
chemical_list: D004270:DNA, Circular; D008769:Methylnitronitrosoguanidine