Novel anti-inflammatory properties of mannose oligosaccharides in the treatment of inflammatory bowel disease via LGALS3 modulation

Abstract This study investigates the role of Gum Arabic Mannose Oligosaccharides (GA-MOS) in modulating gut microbiota and alleviating symptoms of Inflammatory Bowel Disease (IBD). Employing both in vitro and in vivo models, we explored how GA-MOS influences microbial communities, particularly focus...

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Bibliographic Details
Main Authors: Yaqi Du, Yan Fan, Xin Li, Fenqin Chen
Format: Article
Language:English
Published: Nature Portfolio 2025-02-01
Series:npj Biofilms and Microbiomes
Online Access:https://doi.org/10.1038/s41522-025-00648-3
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Summary:Abstract This study investigates the role of Gum Arabic Mannose Oligosaccharides (GA-MOS) in modulating gut microbiota and alleviating symptoms of Inflammatory Bowel Disease (IBD). Employing both in vitro and in vivo models, we explored how GA-MOS influences microbial communities, particularly focusing on their capacity to enhance health-associated bacteria and reduce pathogenic species within the gut environment. Our findings reveal that GA-MOS treatment significantly altered the gut microbiota composition, increasing the abundance of anti-inflammatory bacteria while decreasing pro-inflammatory species, thus contributing to a reduction in gut inflammation and an improvement in intestinal barrier function. Detailed molecular analyses further demonstrated that these changes in microbiota were associated with modifications in the host’s immune response, particularly through the suppression of key inflammatory pathways and cytokines involved in IBD progression. These results underscore the potential of dietary polysaccharides like GA-MOS as therapeutic agents in managing dysbiosis and inflammatory conditions in the gut, offering a promising approach for enhancing microbial health and overall disease management in IBD. This study provides novel insights into the bioactive properties of MOS and their interactions with gut microbiota, suggesting broader implications for their use in microbiome-centered therapies.
ISSN:2055-5008