Table 2. Minimal inhibitory concentrations (MICs) of a variety of antimicrobials for Escherichia coli strain QD28, E. coli strain QD29 and their E. coli electroporants.

Antimicrobials	MIC (mg L−1)
	QD28	QD28-Ta	QD29	QD29-Tb	TOP10
Aztreonam	24	0.64	2	0.64	0.047
Cefepime	≥256	16	32	12	0.047
Cefotaxime	≥256	≥256	≥256	≥256	0.047
Cefoxitin	≥256	≥256	≥256	≥256	2
Ceftazidime	≥256	≥256	≥256	≥32	0.019
Ertapenem	≥32	12	≥32	8	0.38
Imipenem	≥32	16	≥32	12	0.38
Meropenem	≥32	8	≥32	4	0.47
Piperacillin-tazobactam	≥256	≥256	≥256	≥256	1
Amikacin	1.5	1.5	≥256	1	1
Gentamicin	32	0.25	≥256	0.38	0.25
Tobramycin	10	0.25	≥256	0.25	0.25
Ciprofloxacin	6	≤0.02	≥32	≤0.02	0.002
Fosfomycin	2	2	≥1024	2	2
Minocycline	6	1	32	0.5	1
Tigecycline	0.125	0.5	0.25	0.19	0.25
Trimethoprim-sulfamethoxazole	≥32	0.47	≥32	0.32	0.032
Polymyxin B	0.38	0.38	0.5	0.25	0.25

^aE. coli electroporant of strain QD28.

^bE. coli electroporant of strain QD29.