Purification and Characterization of Bioactive Compounds from Styela clava

Table 2

DPPH scavenging activity of subcomponents E1–E7 isolated from ET of S. clava.

Subcomponent	DPPH scavenging rate (%)
	50 (𝜇g/mL)	100 (𝜇g/mL)	150 (𝜇g/mL)	200 (𝜇g/mL)
ET	22.90±0.70	38.10±1.14	47.48±1.30	50.64±1.12
E1	8.24±0.26	14.17±0.40	18.64±0.59	20.80±0.65
E2	11.37±0.38	18.19±0.88	24.30±1.62	29.18±1.25
E3	18.46±0.64	25.30±1.24	34.28±1.22	45.80±0.99
E4	22.80±0.32	38.20±1.02	49.37±1.57	56.78±1.01
E5	30.26±0.88	46.20±0.92	59.16±1.11	67.31±1.65
E6	24.92±0.77	42.00±1.06	53.40±0.70	64.42±1.62
E7	14.00±0.31	20.29±0.66	27.13±0.48	32.50±1.01