Preparation and Stability of Resveratrol-Loaded Pickering Emulsion Stabilized by Walnut Protein/Cistanche deserticola polysaccharide Composite Nanoparticles

In this study, walnut protein/Cistanche deserticola polysaccharide (WP/CDPS) composite nanoparticles were constructed and employed as a stabilizer to prepare a Pickering emulsion. The nanoparticles and the Pickering emulsion were evaluated in terms of particle size, polydispersity index and zeta pot...

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Main Author: LIU Zhanxia, LI Binbin, ZHAO Yue, WEI Changqing, FU Yini, WANG Ting, WU Hongbin, FU Xizhe
Format: Article
Language:English
Published: China Food Publishing Company 2024-12-01
Series:Shipin Kexue
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Online Access:https://www.spkx.net.cn/fileup/1002-6630/PDF/2024-45-23-004.pdf
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author LIU Zhanxia, LI Binbin, ZHAO Yue, WEI Changqing, FU Yini, WANG Ting, WU Hongbin, FU Xizhe
author_facet LIU Zhanxia, LI Binbin, ZHAO Yue, WEI Changqing, FU Yini, WANG Ting, WU Hongbin, FU Xizhe
author_sort LIU Zhanxia, LI Binbin, ZHAO Yue, WEI Changqing, FU Yini, WANG Ting, WU Hongbin, FU Xizhe
collection DOAJ
description In this study, walnut protein/Cistanche deserticola polysaccharide (WP/CDPS) composite nanoparticles were constructed and employed as a stabilizer to prepare a Pickering emulsion. The nanoparticles and the Pickering emulsion were evaluated in terms of particle size, polydispersity index and zeta potential. The effect of WP/CDPS mass ratio on the interfacial tension, storage stability, thermal stability, encapsulation efficiency, microstructure and oxidation stability of the Pickering emulsion was investigated. The results showed that with the increase in the proportion of CDPS, the zeta potential of the WP/CDPS nanoparticles gradually decreased from −22 to −37 mV. The Pickering emulsion (C1W1R) with a mass ratio of WP to CDPS of 1:1 had the smallest average particle size (5.927 μm), the lowest interfacial tension (11.88 mN/m), good storage stability and thermal stability. After 480 h of storage, the proportion of the emulsified layer was 95.6%. The particle size of C1W1R had the smallest change with temperature. The results of confocal laser scanning microscopy (CLSM) showed that the WP/CDPS-stabilized emulsion could effectively encapsulate resveratrol (RT) with an encapsulation efficiency of more than 85%, which was higher than that of WP-stabilized emulsion, and the encapsulation efficiency reached 92.9% after 35 days of storage. Pickering emulsions stabilized by WP/CDPS offer a promising alternative carrier for steady-state delivery of resveratrol in the functional food industry and other related industries.
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institution Kabale University
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spelling doaj-art-2d85eaa22b9946bf958166625e375f7f2025-02-05T09:07:53ZengChina Food Publishing CompanyShipin Kexue1002-66302024-12-014523283410.7506/spkx1002-6630-20240319-138Preparation and Stability of Resveratrol-Loaded Pickering Emulsion Stabilized by Walnut Protein/Cistanche deserticola polysaccharide Composite NanoparticlesLIU Zhanxia, LI Binbin, ZHAO Yue, WEI Changqing, FU Yini, WANG Ting, WU Hongbin, FU Xizhe0(1. Institute of Agricultural Products Processing, Xinjiang Academy of Agricultural and Reclamation Sciences, Shihezi 832000, China; 2. Key Laboratory of Xinjiang Characteristic Fruit and Vegetable Processing Corps, Tiemenguan 841007, China; 3. Key Laboratory of Processing and Quality Safety Control of Characteristic Agricultural Products, Ministry of Agriculture and Rural Affairs (Jointly Built by Ministry and Province), School of Food Science and Technology, Shihezi University, Shihezi 832000, China)In this study, walnut protein/Cistanche deserticola polysaccharide (WP/CDPS) composite nanoparticles were constructed and employed as a stabilizer to prepare a Pickering emulsion. The nanoparticles and the Pickering emulsion were evaluated in terms of particle size, polydispersity index and zeta potential. The effect of WP/CDPS mass ratio on the interfacial tension, storage stability, thermal stability, encapsulation efficiency, microstructure and oxidation stability of the Pickering emulsion was investigated. The results showed that with the increase in the proportion of CDPS, the zeta potential of the WP/CDPS nanoparticles gradually decreased from −22 to −37 mV. The Pickering emulsion (C1W1R) with a mass ratio of WP to CDPS of 1:1 had the smallest average particle size (5.927 μm), the lowest interfacial tension (11.88 mN/m), good storage stability and thermal stability. After 480 h of storage, the proportion of the emulsified layer was 95.6%. The particle size of C1W1R had the smallest change with temperature. The results of confocal laser scanning microscopy (CLSM) showed that the WP/CDPS-stabilized emulsion could effectively encapsulate resveratrol (RT) with an encapsulation efficiency of more than 85%, which was higher than that of WP-stabilized emulsion, and the encapsulation efficiency reached 92.9% after 35 days of storage. Pickering emulsions stabilized by WP/CDPS offer a promising alternative carrier for steady-state delivery of resveratrol in the functional food industry and other related industries.https://www.spkx.net.cn/fileup/1002-6630/PDF/2024-45-23-004.pdfwalnut protein; cistanche deserticola polysaccharide; resveratrol; pickering emulsion; stability
spellingShingle LIU Zhanxia, LI Binbin, ZHAO Yue, WEI Changqing, FU Yini, WANG Ting, WU Hongbin, FU Xizhe
Preparation and Stability of Resveratrol-Loaded Pickering Emulsion Stabilized by Walnut Protein/Cistanche deserticola polysaccharide Composite Nanoparticles
Shipin Kexue
walnut protein; cistanche deserticola polysaccharide; resveratrol; pickering emulsion; stability
title Preparation and Stability of Resveratrol-Loaded Pickering Emulsion Stabilized by Walnut Protein/Cistanche deserticola polysaccharide Composite Nanoparticles
title_full Preparation and Stability of Resveratrol-Loaded Pickering Emulsion Stabilized by Walnut Protein/Cistanche deserticola polysaccharide Composite Nanoparticles
title_fullStr Preparation and Stability of Resveratrol-Loaded Pickering Emulsion Stabilized by Walnut Protein/Cistanche deserticola polysaccharide Composite Nanoparticles
title_full_unstemmed Preparation and Stability of Resveratrol-Loaded Pickering Emulsion Stabilized by Walnut Protein/Cistanche deserticola polysaccharide Composite Nanoparticles
title_short Preparation and Stability of Resveratrol-Loaded Pickering Emulsion Stabilized by Walnut Protein/Cistanche deserticola polysaccharide Composite Nanoparticles
title_sort preparation and stability of resveratrol loaded pickering emulsion stabilized by walnut protein cistanche deserticola polysaccharide composite nanoparticles
topic walnut protein; cistanche deserticola polysaccharide; resveratrol; pickering emulsion; stability
url https://www.spkx.net.cn/fileup/1002-6630/PDF/2024-45-23-004.pdf
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