title: Author's statement on excision of DNA from a ColE1-Km recombinant plasmid.
mesh_terms: D004274:DNA, Recombinant; D004352:Drug Resistance, Microbial; D004926:Escherichia coli / Q000235:genetics; D007612:Kanamycin / Q000494:pharmacology; D010957:Plasmids; D014170:Transformation, Genetic
chemical_list: D004274:DNA, Recombinant; D007612:Kanamycin