Factor | Mirzaagha2011 (10063)

10.1186/1471-2180-11-78

Virginiamycin Use

Cattle | Other

4

Description

Virginiamycin, administered in feed (days 17 - 78, 164 - 206), as V-Maxed at 31 ppm. Isolates cultured on agar amended with 50 μg/ml AMP.

Resistance Outcomes

Resistance Microbe Outcome
Ampicillin
/
Escherichia coli
See: Table 4 AMR+ (n) AMR- (n) Total (n)
Virginiamycin Use 25 25
No Use 26 26
Cefalotin
/
Escherichia coli
See: Table 4 AMR+ (n) AMR- (n) Total (n)
Virginiamycin Use 1 25
No Use 16 26
Streptomycin
/
Escherichia coli
See: Table 4 AMR+ (n) AMR- (n) Total (n)
Virginiamycin Use 10 25
No Use 10 26
Tetracycline
/
Escherichia coli
See: Table 4 AMR+ (n) AMR- (n) Total (n)
Virginiamycin Use 14 25
No Use 10 26