Reference | Kanwar_2013_PLoONE (10302)

Effects of ceftiofur and chlortetracycline treatment strategies on antimicrobial susceptibility and on tet(A), tet(B), and blaCMY-2 resistance genes among E. coli isolated from the feces of feedlot cattle.


Kanwar, Neena and Scott, H. Morgan and Norby, Bo and Loneragan, Guy H. and Vinasco, Javier and McGowan, Matthew and Cottell, Jennifer L. and Chengappa, Muckatira M. and Bai, Jianfa and Boerlin, Patrick (United States of America)

PLoS ONE (2013)

Reference


AST Method: None

Reference explicitly reports AST breakpoints: None

Reference reports using a MIC table: None

Is Excluded: False

Country Sub-Region Sub-Region Detail
United States of America None Texas
ID Note Resolution

Factors


Title Host Host Production Stage Description ROs
CCFA & CTC Treatment Strategy Cattle Finishers Farm 3 x 5 days of CTC (22 mg/kg feed) and a single dose of CCFA (6.6 mg/kg) administered to either a single steer (1/11), or all steers (11/11) representing metaphylaxis. 5
CCFA & CTC Use Cattle Finishers Farm 3 x 5 days of CTC (22 mg/kg feed) and a single dose of CCFA (6.6 mg/kg). 5
CCFA Treatment Strategy Cattle Finishers Farm A single dose of CCFA (6.6 mg/kg) administered to either a single steer (1/11), or all steers (11/11) representing metaphylaxis. 5