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Effects of Tea Polyphenol and Its Combination with Other Antioxidants Added during the Extraction Process on Oxidative Stability of Antarctic Krill (Euphausia superba) Oil.
Wang, Ziwei; Liu, Fujun; Luo, Ying; Zeng, Xiangbo; Pei, Xuechen; Zhao, Guanhua; Zhang, Min; Zhou, Dayong; Yin, Fawen.
Afiliación
  • Wang Z; School of Food Science and Technology, Dalian Polytechnic University, Dalian 116034, China.
  • Liu F; Liao Fishing Group Limited Company, Dalian 116000, China.
  • Luo Y; School of Food Science and Technology, Dalian Polytechnic University, Dalian 116034, China.
  • Zeng X; School of Food Science and Technology, Dalian Polytechnic University, Dalian 116034, China.
  • Pei X; School of Food Science and Technology, Dalian Polytechnic University, Dalian 116034, China.
  • Zhao G; School of Food Science and Technology, Dalian Polytechnic University, Dalian 116034, China.
  • Zhang M; School of Food Science and Technology, Dalian Polytechnic University, Dalian 116034, China.
  • Zhou D; School of Food Science and Technology, Dalian Polytechnic University, Dalian 116034, China.
  • Yin F; National Engineering Research Center of Seafood, Dalian Polytechnic University, Dalian 116034, China.
Foods ; 11(23)2022 Nov 23.
Article en En | MEDLINE | ID: mdl-36496576
Antarctic krill (Euphausia superba) oil contains high levels of marine omega-3 long-chain polyunsaturated fatty acids (n-3 LC-PUFA), including eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA). In industrial production, krill oil is usually extracted from krill meals by using ethanol as a solvent. Water in the krill meal can be easily extracted by using ethanol as an extraction solvent. During the extraction process, the EPA and DHA are more easily oxidized and degraded when water exists in the ethanol extract of krill oil. Based on the analysis of peroxide value (POV), thiobarbituric acid-reactive substances (TBARS), fatty acid composition, and lipid class composition, the present study indicated that the composite antioxidants (TP-TPP) consist of tea polyphenol (TP) and tea polyphenol palmitate (TPP) had an excellent antioxidant effect. By contrast, adding TP-TPP into ethanol solvent during the extraction process is more effective than adding TP-TPP into krill oil after the extraction process.
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Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Foods Año: 2022 Tipo del documento: Article País de afiliación: China Pais de publicación: Suiza

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Foods Año: 2022 Tipo del documento: Article País de afiliación: China Pais de publicación: Suiza