Table 1. In vitro susceptibility against representative strains of clinically relevant bacterial pathogens for merochlorin A.

	Susceptibility Test MIC (mg/L)
	Broth Microdilution	Agar Dilution
Streptococcus pneumoniae (D39)	2	ND
Streptococcus pyogenes (5448, NZ131)	4	ND
Streptococcus agalactiae (COH1)	4	ND
Bacillus cereus	2	ND
Staphylococcus epidermidis (ATCC12228)	4	ND
MRSA (ATCC33591)	2	1
MSSA (ATCC29213)	4	2
Vancomycin-resistant Enterococcus faecium	2	1
Vancomycin-resistant Enterococcus faecalis	1	1
Clostridium dificile ATCC 700057	0.3	ND
Clostridium dificile (BI)	0.15	ND
Pseudomonas aeruginosa	>64	>64
Escherichia coli ATCC25922	>64	>64
Enterobacter cloacae	>64	>64
Acinetobacter baumanii	>64	>64
Klebsiella pnemoniae	>64	>64