Effects of Ultrasound-Assisted Extraction on Structure and Rheological Properties of Flaxseed Gum

In this study, flaxseed gum (FG) was extracted using hot water extraction and ultrasonic-assisted extraction. The yield, molecular weight distribution, monosaccharide composition, structure, and rheological properties of FG were analyzed. The FG yield (9.18) achieved using ultrasound-assisted extrac...

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Main Authors: Xuejiao Ren, Xin Meng, Zhen Zhang, Hongyu Du, Tuoping Li, Na Wang
Format: Article
Language:English
Published: MDPI AG 2023-04-01
Series:Gels
Subjects:
Online Access:https://www.mdpi.com/2310-2861/9/4/318
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author Xuejiao Ren
Xin Meng
Zhen Zhang
Hongyu Du
Tuoping Li
Na Wang
author_facet Xuejiao Ren
Xin Meng
Zhen Zhang
Hongyu Du
Tuoping Li
Na Wang
author_sort Xuejiao Ren
collection DOAJ
description In this study, flaxseed gum (FG) was extracted using hot water extraction and ultrasonic-assisted extraction. The yield, molecular weight distribution, monosaccharide composition, structure, and rheological properties of FG were analyzed. The FG yield (9.18) achieved using ultrasound-assisted extraction (this sample was labeled as UAE) was higher than the yield (7.16) achieved with hot water extraction (this sample was labeled as HWE). The polydispersity, monosaccharide composition, and characteristic absorption peaks of the UAE were similar to that of the HWE. However, the UAE had a lower molecular weight and looser structure than the HWE. Moreover, zeta potential measurements indicated that the UAE exhibited better stability. An analysis of the rheological properties showed that the viscosity of the UAE was lower. Thus, the UAE had an effectively better yield of FG, preliminarily modified structure, and rheological properties, and provided a theoretical basis for its application in food processing.
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spelling doaj.art-f5015184b6f14a07967fe0b3204ac3fc2023-11-17T19:21:45ZengMDPI AGGels2310-28612023-04-019431810.3390/gels9040318Effects of Ultrasound-Assisted Extraction on Structure and Rheological Properties of Flaxseed GumXuejiao Ren0Xin Meng1Zhen Zhang2Hongyu Du3Tuoping Li4Na Wang5College of Food and Health, Jinzhou Medical University, Jinzhou 121000, ChinaCollege of Food and Health, Jinzhou Medical University, Jinzhou 121000, ChinaCollege of Food and Health, Jinzhou Medical University, Jinzhou 121000, ChinaDepartment of Pathology, School of Basic Medical Sciences, Jinzhou Medical University, Jinzhou 121000, ChinaCollege of Food, Shenyang Agricultural University, Shenyang 110866, ChinaCollege of Food and Health, Jinzhou Medical University, Jinzhou 121000, ChinaIn this study, flaxseed gum (FG) was extracted using hot water extraction and ultrasonic-assisted extraction. The yield, molecular weight distribution, monosaccharide composition, structure, and rheological properties of FG were analyzed. The FG yield (9.18) achieved using ultrasound-assisted extraction (this sample was labeled as UAE) was higher than the yield (7.16) achieved with hot water extraction (this sample was labeled as HWE). The polydispersity, monosaccharide composition, and characteristic absorption peaks of the UAE were similar to that of the HWE. However, the UAE had a lower molecular weight and looser structure than the HWE. Moreover, zeta potential measurements indicated that the UAE exhibited better stability. An analysis of the rheological properties showed that the viscosity of the UAE was lower. Thus, the UAE had an effectively better yield of FG, preliminarily modified structure, and rheological properties, and provided a theoretical basis for its application in food processing.https://www.mdpi.com/2310-2861/9/4/318flaxseed gumultrasound-assisted extractionstructural propertiesrheological properties
spellingShingle Xuejiao Ren
Xin Meng
Zhen Zhang
Hongyu Du
Tuoping Li
Na Wang
Effects of Ultrasound-Assisted Extraction on Structure and Rheological Properties of Flaxseed Gum
Gels
flaxseed gum
ultrasound-assisted extraction
structural properties
rheological properties
title Effects of Ultrasound-Assisted Extraction on Structure and Rheological Properties of Flaxseed Gum
title_full Effects of Ultrasound-Assisted Extraction on Structure and Rheological Properties of Flaxseed Gum
title_fullStr Effects of Ultrasound-Assisted Extraction on Structure and Rheological Properties of Flaxseed Gum
title_full_unstemmed Effects of Ultrasound-Assisted Extraction on Structure and Rheological Properties of Flaxseed Gum
title_short Effects of Ultrasound-Assisted Extraction on Structure and Rheological Properties of Flaxseed Gum
title_sort effects of ultrasound assisted extraction on structure and rheological properties of flaxseed gum
topic flaxseed gum
ultrasound-assisted extraction
structural properties
rheological properties
url https://www.mdpi.com/2310-2861/9/4/318
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