Antibacterial effect of Ishige okamurae extract against cutaneous bacterial pathogens and its synergistic antibacterial effect against Pseudomonas aeruginosa

Table 2 Minimum bactericidal concentration (MBC) of Ishige okamurae extracts against cutaneous bacterial pathogens

Strains	MBC (μg/mL)
Strains	EtOH	Hexane	CHCl3	EtoAc	H₂O
Staphylococcus aureus KCTC 1927	2048	1024	2048	512	> 2048
Staphylococcus epidermidis ATCC 14990	2048	2048	2048	512	> 2048
Propionibacterium acnes KCTC 3314	2048	1024	> 2048	2048	> 2048
Pseudomonas aeruginosa KCTC 1637	1024	256	2048	512	> 2048
P. aeruginosa isolate 366	1024	256	2048	1024	> 2048
P. aeruginosa isolate 4068	1024	256	1024	1024	> 2048
P. aeruginosa isolate 4135	2048	512	2048	1024	> 2048
P. aeruginosa isolate 4561	2048	512	2048	2048	> 2048

EtOH ethanol extracts, Hexane n-hexane-soluble fraction, CHCl3 dichloromethane EtoAc ethyl acetate-soluble fraction, H₂O water-soluble fraction

ISSN: 2234-1757