Research Article

Antioxidant and Antimicrobial Activity of Ophiurasaponin Extracted from Ophiopholis mirabilis

Table 2

Inhibition of ophiurasaponin from Ophiopholis mirabilis to bacteria .

SpeciesPositive control
(chloramphenicol)
Crude
(mm)
Ophiurasaponin
MIC (mg/mL)
Refined
(mm)
Ophiurasaponin
MIC (mg/mL)

Bacillus subtilis 44.5 ± 0.0212.2 ± 0.101.1 ± 0.0526.9 ± 0.010.0443 ± 0.03
Escherichia coli 51.0 ± 0.0411.5 ± 0.081.1 ± 0.0332.5 ± 0.030.0443 ± 0.03
Staphylococcus aureus 46.0 ± 0.0611.2 ± 0.070.11 ± 0.0130.9 ± 0.090.0443 ± 0.07
Proteusbacillus vulgaris 48.0 ± 0.0511.2 ± 0.0129.6 ± 0.05
Aerobacter aerogenes 31.0 ± 0.0616.0 ± 0.051.1 ± 0.0128.2 ± 0.040.0443 ± 0.01

Note: —: no inhibitory effect.