Purification and identification of novel antioxidant peptides from watermelon seed protein hydrolysates and their cytoprotective effects on H2O2-induced oxidative stress

Purification and identification of novel antioxidant peptides from watermelon seed protein hydrolysates and their cytoprotective effects on H2O2-induced oxidative stress

•Watermelon seed peptide was purified by using gel filtration and RP-HPLC.•Five novel watermelon seed peptides were identified.•Antioxidant activity of purified peptides and synthetic peptides were evaluated. The aim of this study was to purify and identify antioxidant peptides from watermelon seed...

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Veröffentlicht in:Food chemistry 2020-10, Vol.327, p.127059-127059, Article 127059
Hauptverfasser: Wen, Chaoting, Zhang, Jixian, Feng, Yuqin, Duan, Yuqing, Ma, Haile, Zhang, Haihui
Format: Artikel
Sprache:eng
Schlagworte:
Antioxidant activity
Cytoprotective effect
In silico analysis
Structure-activity relationship
Watermelon seed peptides
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Beschreibung
Zusammenfassung:•Watermelon seed peptide was purified by using gel filtration and RP-HPLC.•Five novel watermelon seed peptides were identified.•Antioxidant activity of purified peptides and synthetic peptides were evaluated. The aim of this study was to purify and identify antioxidant peptides from watermelon seed protein hydrolysates (WSPHs-I: Mw 
ISSN:0308-8146
1873-7072
DOI:10.1016/j.foodchem.2020.127059