Reference | da.Costa_2009_VeteMicr (10311)

10.1016/j.vetmic.2009.06.006

Field trial evaluating changes in prevalence and patterns of antimicrobial resistance among Escherichia coli and Enterococcus spp. isolated from growing broilers medicated with enrofloxacin, apramycin and amoxicillin.

da Costa, Paulo Martins and Belo, Anabela and Gonalves, Jos and Bernardo, Fernando (Portugal)

Veterinary Microbiology (2009)

Reference

AST Method: Disk Diffusion

Reference explicitly reports AST breakpoints: False

Reference reports using a MIC table: None

Is Excluded: False

Country Sub-Region Sub-Region Detail
Portugal None Not Specified
ID Note Resolution

Factors

Title Host Host Production Stage Description ROs
Amoxicillin Use Chicken Broilers Farm Amoxicillin administered, in water, as Paracilina at 140 mg/L, at days 26 - 28. Resistance measured at day 25. History of enrofloxacin and gentamicin use. 12
Enrofloxacin Use Chicken Broilers Farm Enrofloxacin administered, in water, as Baytril 10% at 50 mg/L, at days 1 - 3. Resistance measured at day 18. 12
Gentamicin Use Chicken Broilers Farm Gentamicin administered, in water, as Gentamicina at 115 mg/L, at days 19 - 21. Resistance measured at day 25. History of enrofloxacin use. 12