Antioxidant and Antimicrobial Activity of Ophiurasaponin Extracted from Ophiopholis mirabilis

Table 1

Capacities of antioxidation of ophiurasaponin 𝑛=6.

Superoxide anion		Hydroxyl		Hydrogen peroxide
Concentration (mg/mL)	Inhibition (%)	Concentration (mg/mL)	Inhibition (%)	Concentration (mg/mL)	Inhibition (%)
22	98.32 ± 0.09	30	77.28 ± 0.10	5	94.01 ± 0.07
4.4	32.05 ± 0.15	27	59.63 ± 0.11	3	72.14 ± 0.08
2.2	19.83 ± 0.06	25	47.45 ± 0.10	1	49.19 ± 0.11
1.5	16.32 ± 0.11	23	34.36 ± 0.05	0.5	38.58 ± 0.06
1.1	10.17 ± 0.08	20	10.14 ± 0.13	0.05	31.86 ± 0.12
The linear regression	𝑌=0.04𝑥+0.1012	𝑌=0.0666𝑥−1.2017		𝑌=0.1239𝑥+0.335
	𝑅^2=0.9928	𝑅^2=0.9941		𝑅^2=0.9918
IC50 (mg/mL)	9.98 ± 0.12	25.54 ± 0.07		1.37 ± 0.03