Structure–immunomodulatory activity relationships of dietary polysaccharides

Polysaccharides are usually composed of more than ten monosaccharide units, which are connected by linear or branched glycosidic bonds. The immunomodulatory effect of natural polysaccharides is one of the most important bioactive function. In this review, molecular weight, monosaccharide (including...

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Main Authors: Ruoxin Chen, Jingxiang Xu, Weihao Wu, Yuxi Wen, Suyue Lu, Hesham R. El-Seedi, Chao Zhao
Format: Article
Language:English
Published: Elsevier 2022-01-01
Series:Current Research in Food Science
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2665927122001332
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author Ruoxin Chen
Jingxiang Xu
Weihao Wu
Yuxi Wen
Suyue Lu
Hesham R. El-Seedi
Chao Zhao
author_facet Ruoxin Chen
Jingxiang Xu
Weihao Wu
Yuxi Wen
Suyue Lu
Hesham R. El-Seedi
Chao Zhao
author_sort Ruoxin Chen
collection DOAJ
description Polysaccharides are usually composed of more than ten monosaccharide units, which are connected by linear or branched glycosidic bonds. The immunomodulatory effect of natural polysaccharides is one of the most important bioactive function. In this review, molecular weight, monosaccharide (including galactose, mannose, rhamnogalacturonan-I arabinogalactan and uronic acid), functional groups (namely sulfate, selenium, and acetyl groups), types of glycoside bond connection (including β-1,3-D-glucosyl, α-1,4-D-glucosyl, β-1,4-D-glucosyl, α-1,6-D-glucosyl, β-1,4-D-mannosyl, and β-1,4-D-Xylopyranosyl), conformation and the branching degrees are systematically identified as their contribution to the immunostimulatory activity of polysaccharides. At present, studies on the structure-activity relationships of polysaccharides are limited due to their low purity and high heterogeneity. However, it is an important step in providing useful guidance for dietary supplements with polysaccharides. The chemical structures and the process of immune responses induced are necessary to be discussed. Polysaccharides may bind with the cell surface receptors to modulate immune responses. This review mainly discusses the structure-activity relationship of dietary polysaccharides.
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spelling doaj.art-67e265bde17e4cf5b28c75738097b8672022-12-22T04:40:23ZengElsevierCurrent Research in Food Science2665-92712022-01-01513301341Structure–immunomodulatory activity relationships of dietary polysaccharidesRuoxin Chen0Jingxiang Xu1Weihao Wu2Yuxi Wen3Suyue Lu4Hesham R. El-Seedi5Chao Zhao6College of Food Science, Fujian Agriculture and Forestry University, Fuzhou, 350002, ChinaSchool of Basic Medicine, Gannan Medical University, Ganzhou, 341000, ChinaCollege of Food Science, Fujian Agriculture and Forestry University, Fuzhou, 350002, ChinaCollege of Food Science, Fujian Agriculture and Forestry University, Fuzhou, 350002, ChinaCollege of Food Science, Fujian Agriculture and Forestry University, Fuzhou, 350002, ChinaPharmacognosy Group, Department of Pharmaceutical Biosciences, Uppsala University, Biomedical Centre, Box 574, 751 23, Uppsala, Sweden; International Research Center for Food Nutrition and Safety, Jiangsu University, Zhenjiang, 212013, China; International Joint Research Laboratory of Intelligent Agriculture and Agri-Products Processing, Jiangsu Education Department, Jiangsu University, Zhenjiang, ChinaCollege of Marine Sciences, Fujian Agriculture and Forestry University, Fuzhou, 350002, China; College of Food Science, Fujian Agriculture and Forestry University, Fuzhou, 350002, China; Key Laboratory of Marine Biotechnology of Fujian Province, Institute of Oceanology, Fujian Agriculture and Forestry University, Fuzhou, 350002, China; Corresponding author.No.15 Shangxiadian Rd, Fuzhou, 350002, ChinaPolysaccharides are usually composed of more than ten monosaccharide units, which are connected by linear or branched glycosidic bonds. The immunomodulatory effect of natural polysaccharides is one of the most important bioactive function. In this review, molecular weight, monosaccharide (including galactose, mannose, rhamnogalacturonan-I arabinogalactan and uronic acid), functional groups (namely sulfate, selenium, and acetyl groups), types of glycoside bond connection (including β-1,3-D-glucosyl, α-1,4-D-glucosyl, β-1,4-D-glucosyl, α-1,6-D-glucosyl, β-1,4-D-mannosyl, and β-1,4-D-Xylopyranosyl), conformation and the branching degrees are systematically identified as their contribution to the immunostimulatory activity of polysaccharides. At present, studies on the structure-activity relationships of polysaccharides are limited due to their low purity and high heterogeneity. However, it is an important step in providing useful guidance for dietary supplements with polysaccharides. The chemical structures and the process of immune responses induced are necessary to be discussed. Polysaccharides may bind with the cell surface receptors to modulate immune responses. This review mainly discusses the structure-activity relationship of dietary polysaccharides.http://www.sciencedirect.com/science/article/pii/S2665927122001332PolysaccharideImmune-enhancing activityStructure-activity relationships
spellingShingle Ruoxin Chen
Jingxiang Xu
Weihao Wu
Yuxi Wen
Suyue Lu
Hesham R. El-Seedi
Chao Zhao
Structure–immunomodulatory activity relationships of dietary polysaccharides
Current Research in Food Science
Polysaccharide
Immune-enhancing activity
Structure-activity relationships
title Structure–immunomodulatory activity relationships of dietary polysaccharides
title_full Structure–immunomodulatory activity relationships of dietary polysaccharides
title_fullStr Structure–immunomodulatory activity relationships of dietary polysaccharides
title_full_unstemmed Structure–immunomodulatory activity relationships of dietary polysaccharides
title_short Structure–immunomodulatory activity relationships of dietary polysaccharides
title_sort structure immunomodulatory activity relationships of dietary polysaccharides
topic Polysaccharide
Immune-enhancing activity
Structure-activity relationships
url http://www.sciencedirect.com/science/article/pii/S2665927122001332
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