title: Conversion of cryptic plasmids into R plasmids in drug sensitive Escherichia coli isolated from laboratory mice and rats.
mesh_terms: D000818:Animals; D000900:Anti-Bacterial Agents / Q000494:pharmacology*; D003227:Conjugation, Genetic; D004926:Escherichia coli / Q000187:drug effects* / Q000235:genetics; D005260:Female; D051379:Mice / Q000382:microbiology*; D008813:Mice, Inbred ICR; D010957:Plasmids; D011815:R Factors; D051381:Rats / Q000382:microbiology*
chemical_list: D000900:Anti-Bacterial Agents