2016
DOI: 10.3390/molecules22010057
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Purification and Characterization of Antioxidant Peptides of Pseudosciaena crocea Protein Hydrolysates

Abstract: Two peptides with antioxidant activity were isolated from Pseudosciaena crocea proteins. Pseudosciaena crocea muscle was hydrolyzed with neutral protease to obtain Pseudosciaena crocea protein hydrolysates (PCPH). After ultrafiltration through molecular weight cut-off membranes of 10, 5 and 3 kDa and assessment of free radical scavenging ability, the fraction (PCPH-IV) with the highest antioxidant activity was obtained. Several purification steps, i.e., ion exchange chromatography, gel filtration chromatograph… Show more

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Cited by 27 publications
(17 citation statements)
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References 35 publications
(48 reference statements)
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“…As shown in Figure 4(a), the DPPH scavenging activity of YSGH increased linearly with the hydrolysates concentration. When the concentration of YSGH was 5 mg/ml, the DPPH-scavenging activity of YSGH reached 59.79%, higher than that of flatfish skin hydrolysates [5] and Pseudosciaena crocea protein hydrolysates [48]. As expected, the DPPH-scavenging activity of YSGH is much higher than that of porcine skin gelatin hydrolysates as well (19.25%) [34].…”
Section: Biological Properties Of Ysghsupporting
confidence: 64%
“…As shown in Figure 4(a), the DPPH scavenging activity of YSGH increased linearly with the hydrolysates concentration. When the concentration of YSGH was 5 mg/ml, the DPPH-scavenging activity of YSGH reached 59.79%, higher than that of flatfish skin hydrolysates [5] and Pseudosciaena crocea protein hydrolysates [48]. As expected, the DPPH-scavenging activity of YSGH is much higher than that of porcine skin gelatin hydrolysates as well (19.25%) [34].…”
Section: Biological Properties Of Ysghsupporting
confidence: 64%
“…Alcalase 2.4L, chymotrypsin, pepsin, trypsin, and neutral protease were used individually or in combinations to prepare antioxidant peptides from hen's eggs in previous works (Abeyrathne, Lee, Jo, Suh, & Ahn, 2016;Carrillo et al, 2016;Memarpoor-Yazdi, Asoodeh, & Chamani, 2012;Wang et al, 2012;Zhang, Zhang, Chen, & Zheng, 2017). Accordingly, the antioxidant activity of different kinds of enzymolysis was tested in our enzyme selection work.…”
Section: Discussionmentioning
confidence: 99%
“…Similarly, BW-SPH-A was the only hydrolysate to increase CAT activity significantly in H 2 O 2 -challenged RAW264.7 cells compared with the H 2 O 2 control (p < 0.01) (Table 3). Similar to the BWSPHs tested in this study, which contained a high content of low MW peptides, large yellow croaker (Pseudosciaena crocea) protein hydrolysate (MW < 3 kDa) exhibited O 2 − • scavenging activity and DPPH scavenging activity in vitro and also effectively and dose-dependently (50-300 µg/mL) increased the activity of antioxidant enzymes GSH-Px, SOD, and CAT in H 2 O 2 -induced oxidative stress in HepG2 cells (p < 0.05) [3]. In addition, numerous fish-derived peptides have demonstrated ability to modulate oxidative stress pathways in vitro [4,5,9,47,48].…”
Section: Cellular Antioxidant Activitymentioning
confidence: 98%
“…A number of antioxidative fish protein hydrolysates with potential to induce health benefits via promoting cellular redox balance have been identified [3][4][5][6][7][8]. However, the generation of antioxidant protein hydrolysates is dependent on hydrolysis conditions (protease source, temperature, pH, and degree of hydrolysis (DH)), which ultimately influences the peptide profile and amino acid composition of the resulting fractions [9].…”
Section: Introductionmentioning
confidence: 99%