title: Demonstration of the so-called Mexican type R plasmids in Escherichia coli isolated from domestic animals and pigeons.
mesh_terms: D000818:Animals; D000829:Animals, Domestic / Q000382:microbiology*; D000900:Anti-Bacterial Agents / Q000494:pharmacology; D002417:Cattle; D010856:Columbidae / Q000382:microbiology*; D003227:Conjugation, Genetic; D004926:Escherichia coli / Q000187:drug effects / Q000235:genetics*; D005243:Feces / Q000382:microbiology; D011815:R Factors; D012485:Salmonella typhi / Q000235:genetics; D012486:Salmonella typhimurium / Q000235:genetics; D013552:Swine; D013696:Temperature
chemical_list: D000900:Anti-Bacterial Agents