AUTHOR=Du Bin , Xu Baojun TITLE=Editorial: Immune-boosting effects of dietary bioactive polysaccharides JOURNAL=Frontiers in Nutrition VOLUME=9 YEAR=2022 URL=https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2022.1102641 DOI=10.3389/fnut.2022.1102641 ISSN=2296-861X