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- Schmidt, John W.; Griffin, Dee; Kuehn, Larry A.; Brichta-Harhay, Dayna M.
- Applied and environmental microbiology 2013 v.79 no.7 pp. 2273
- Escherichia coli; antibiotic resistance; cattle; ceftiofur; feces; feedlots; genes; genotype; genotyping; herds; hides and skins; humans; plasmids; pulsed-field gel electrophoresis; shedding; United States
- ... In the United States, the blaCMY-2 gene contained within incompatibility type A/C (IncA/C) plasmids is frequently identified in extended-spectrum-cephalosporin-resistant (ESCr) Escherichia coli strains from both human and cattle sources. Concerns have been raised that therapeutic use of ceftiofur in cattle may increase the prevalence of ESCr E. coli.We report that herd ESCr E. coli fecal and hide ...
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