Comparison of Different Protein Emulsifiers on Physicochemical Properties of β-Carotene-Loaded Nanoemulsion: Effect on Formation, Stability, and In Vitro Digestion

In this study, β-carotene-loaded nanoemulsions are emulsified using four biomacromolecular proteins—peanut protein isolate (PPI), soy protein isolate (SPI), rice bran protein isolate (RBPI), and whey protein isolate (WPI)—in order to explore their emulsion stability and in vitro digestion characteri...

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Main Authors: Yanlong Liu, Chang Liu, Shenyi Zhang, Jishu Li, Huanyu Zheng, Hua Jin, Jing Xu
Format: Article
Language:English
Published: MDPI AG 2021-01-01
Series:Nanomaterials
Subjects:
Online Access:https://www.mdpi.com/2079-4991/11/1/167
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author Yanlong Liu
Chang Liu
Shenyi Zhang
Jishu Li
Huanyu Zheng
Hua Jin
Jing Xu
author_facet Yanlong Liu
Chang Liu
Shenyi Zhang
Jishu Li
Huanyu Zheng
Hua Jin
Jing Xu
author_sort Yanlong Liu
collection DOAJ
description In this study, β-carotene-loaded nanoemulsions are emulsified using four biomacromolecular proteins—peanut protein isolate (PPI), soy protein isolate (SPI), rice bran protein isolate (RBPI), and whey protein isolate (WPI)—in order to explore their emulsion stability and in vitro digestion characteristics. All four nanoemulsions attained high encapsulation levels (over 90%). During the three-stage in vitro digestion model (including oral, gastric, and small intestine digestion phases), the PPI-emulsified nanoemulsion showed the highest lipolysis rates (117.39%) and bioaccessibility (37.39%) among the four nanoemulsions. Moreover, the PPI-emulsified nanoemulsion (with the smallest droplet size) also demonstrated the highest stability during storage and centrifugation, while those for the RBPI-emulsified nanoemulsion (with the largest droplet size) were the lowest. In addition, all four nanoemulsions showed superior oxidation stability when compared with the blank control of corn oil. The oxidation rates of the PPI- and WPI-stabilized groups were slower than the other two groups.
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spelling doaj.art-e24c922702cd47f4b7cef48d857fbe842023-12-03T12:48:53ZengMDPI AGNanomaterials2079-49912021-01-0111116710.3390/nano11010167Comparison of Different Protein Emulsifiers on Physicochemical Properties of β-Carotene-Loaded Nanoemulsion: Effect on Formation, Stability, and In Vitro DigestionYanlong Liu0Chang Liu1Shenyi Zhang2Jishu Li3Huanyu Zheng4Hua Jin5Jing Xu6College of Art and Science, Northeast Agricultural University, Harbin 150030, ChinaCollege of Art and Science, Northeast Agricultural University, Harbin 150030, ChinaCollege of Art and Science, Northeast Agricultural University, Harbin 150030, ChinaCollege of Art and Science, Northeast Agricultural University, Harbin 150030, ChinaCollege of Food Science, Northeast Agricultural University, Harbin 150030, ChinaCollege of Art and Science, Northeast Agricultural University, Harbin 150030, ChinaCollege of Art and Science, Northeast Agricultural University, Harbin 150030, ChinaIn this study, β-carotene-loaded nanoemulsions are emulsified using four biomacromolecular proteins—peanut protein isolate (PPI), soy protein isolate (SPI), rice bran protein isolate (RBPI), and whey protein isolate (WPI)—in order to explore their emulsion stability and in vitro digestion characteristics. All four nanoemulsions attained high encapsulation levels (over 90%). During the three-stage in vitro digestion model (including oral, gastric, and small intestine digestion phases), the PPI-emulsified nanoemulsion showed the highest lipolysis rates (117.39%) and bioaccessibility (37.39%) among the four nanoemulsions. Moreover, the PPI-emulsified nanoemulsion (with the smallest droplet size) also demonstrated the highest stability during storage and centrifugation, while those for the RBPI-emulsified nanoemulsion (with the largest droplet size) were the lowest. In addition, all four nanoemulsions showed superior oxidation stability when compared with the blank control of corn oil. The oxidation rates of the PPI- and WPI-stabilized groups were slower than the other two groups.https://www.mdpi.com/2079-4991/11/1/167proteinβ-carotenenanoemulsionsin vitro digestionphysicochemical stability
spellingShingle Yanlong Liu
Chang Liu
Shenyi Zhang
Jishu Li
Huanyu Zheng
Hua Jin
Jing Xu
Comparison of Different Protein Emulsifiers on Physicochemical Properties of β-Carotene-Loaded Nanoemulsion: Effect on Formation, Stability, and In Vitro Digestion
Nanomaterials
protein
β-carotene
nanoemulsions
in vitro digestion
physicochemical stability
title Comparison of Different Protein Emulsifiers on Physicochemical Properties of β-Carotene-Loaded Nanoemulsion: Effect on Formation, Stability, and In Vitro Digestion
title_full Comparison of Different Protein Emulsifiers on Physicochemical Properties of β-Carotene-Loaded Nanoemulsion: Effect on Formation, Stability, and In Vitro Digestion
title_fullStr Comparison of Different Protein Emulsifiers on Physicochemical Properties of β-Carotene-Loaded Nanoemulsion: Effect on Formation, Stability, and In Vitro Digestion
title_full_unstemmed Comparison of Different Protein Emulsifiers on Physicochemical Properties of β-Carotene-Loaded Nanoemulsion: Effect on Formation, Stability, and In Vitro Digestion
title_short Comparison of Different Protein Emulsifiers on Physicochemical Properties of β-Carotene-Loaded Nanoemulsion: Effect on Formation, Stability, and In Vitro Digestion
title_sort comparison of different protein emulsifiers on physicochemical properties of β carotene loaded nanoemulsion effect on formation stability and in vitro digestion
topic protein
β-carotene
nanoemulsions
in vitro digestion
physicochemical stability
url https://www.mdpi.com/2079-4991/11/1/167
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