. 2021 May 19;11(30):18144–18151. doi: 10.1039/d1ra03131g

Antioxidative activities of HC from defatted Asian sea bass skin prepared using different hydrolysis processes^a.

Samples	ABTS radical scavenging activity (μmol TE/g sample)	DPPH radical scavenging activity (μmol TE/g sample)	FRAP (μmol TE/g sample)	Metal chelating activity (μmol EE/g sample)
A0.2	241.79 ± 0.64^C	2.87 ± 0.24^D	0.16 ± 0.01^E	8.23 ± 0.12^C
A0.3	274.4 ± 44.04^C	3.80 ± 0.16^C	0.26 ± 0.01^D	8.20 ± 0.52^C
P0.3	142.97 ± 7.85^D	2.23 ± 0.14^E	0.15 ± 0.01^E	6.77 ± 0.25^D
P0.3 + A0.2	628.85 ± 9.12^B	8.52 ± 0.25^A	0.31 ± 0.01^C	22.28 ± 0.83^A
P0.3 + A0.3	650.20 ± 8.36^A	8.97 ± 0.14^A	0.36 ± 0.01^B	20.94 ± 0.13^B
Ascorbic acid	7.74 ± 0.50^E	5.73 ± 0.48^B	13.14 ± 0.37^A	0.34 ± 0.10^E

Values are mean ± SD (n = 3). Different superscripts in the same column indicate significant difference (p < 0.05). Ascorbic acid at 25 mg mL⁻¹ was used as a positive control.

Antioxidative activities of HC from defatted Asian sea bass skin prepared using different hydrolysis processesa.

Antioxidative activities of HC from defatted Asian sea bass skin prepared using different hydrolysis processes^a.