Table 7. Antioxidant activity of water-soluble polysaccharide extracts produced from perilla seed cake by enzymatic hydrolysis

Fraction	Hydrolysis time (h)	IC₅₀ value (mg/mL)
Fraction	Hydrolysis time (h)	Hydroxyl radical scavenging activity	Reducing power	SOD-like activity
Cellulose	0	3.37±0.21^1)c2)	1.18±0.01^d	8.20±0.51^c
	24	2.02±0.06^a	0.60±0.00^a	3.23±0.77^a
	48	2.20±0.08^a	0.91±0.03^b	5.54±0.24^b
	72	2.64±0.15^b	1.07±0.11^c	5.88±0.81^b
Hemicellulose	0	4.73±0.13^d	1.06±0.00^c	3.62±0.57^b
	24	1.16±0.11^a	0.82±0.00^a	1.46±0.28^a
	48	2.69±0.39^b	1.03±0.01^b	2.99±0.28^b
	72	3.12±0.19^c	1.13±0.00^d	5.26±0.54^c

Mean±SD (n=3).
Values with different superscript letters in the same column are significantly different at p<0.05.