Influence of five antioxidants on the functional properties of microfrozen loach myofibrillar protein

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  • 1 (College of Food Science,Southwest University, Chongqing 400715,China)2 ( Laboratory of Quality and Safety Risk Assessment for Agro-Products on Storage and Preservation (Chongqing),Ministry of Agriculture, Chongqing 400715,China)3(Chongqing Engineering Research Center for Special Foods, Chongqing 400715,China)

Online published: 2018-09-17

Abstract

The effects of different treatments including clove extract, phystic acid, rapeseed, BHT and VE on the functional properties of myofibrillar protein were studied using fresh loach as raw material. The results showed that with the prolongation of storage time, the functions in all loach MP were gradually weakened, but compared with the control group, the carbonyl content of antioxidants and surface hydrophobicity were increased in the treatment group, and the decreased of sulphur content, solubility, EAI and ESI, thermal induced gel hardness, elasticity, water retention, and browning were all controlled to a certain degree. The addition of antioxidants can significantly inhibit the oxidation of myofibrillar protein, and better maintain the functional properties of myofibrillar protein. The antioxidant ability of clove extract, phytic acid and synthetic antioxidant BHT was better than rapeseed and VE.

Cite this article

DING Jing et al . Influence of five antioxidants on the functional properties of microfrozen loach myofibrillar protein[J]. Food and Fermentation Industries, 2018 , 44(8) : 231 -238 . DOI: 10.13995/j.cnki.11-1802/ts.016072

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