From: Antimicrobial resistance profile and prevalence of extended-spectrum beta-lactamases (ESBL), AmpC beta-lactamases and colistin resistance (mcr) genes in Escherichia coli from swine between 1999 and 2018
Colistin
MIC (μg/mL)
mcr-1
mcr-4
mcr-5
mcr absencea
Resistant
> 8
1
2
0
4
3
Sensitive
44
< 2
11
20
6
83