title: In vivo transfer of enterotoxin plasmid among Escherichia coli strains in gnotobiotic pigs.
mesh_terms: D000818:Animals; D003227:Conjugation, Genetic; D004768:Enterotoxins / Q000096:biosynthesis*; D004926:Escherichia coli / Q000235:genetics* / Q000378:metabolism; D005856:Germ-Free Life; D006358:Hot Temperature; D010957:Plasmids; D013552:Swine / Q000382:microbiology*
chemical_list: D004768:Enterotoxins