TABLE 2.

MICs of antimicrobial compounds for mutant strains^a

Strain	MIC (μg/ml)
	Nisin	Surotomycin	Metronidazole	Vancomycin
JIR8094	180	1	0.5	2
MC112	180	2	0.5	2
MC119	1440	2	0.5	4
MC120	90	1	0.5	2
MC141	90	1	0.5	2

^aEach strain and each drug concentration were tested in cells growing in BHIS medium in duplicate for each assay. Assays were performed at least 3 times to ensure reproducibility of results.