Search Results - "Crost, Emmanuelle H."
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Mucin glycan foraging in the human gut microbiome
Published in Frontiers in genetics (19-03-2015)“…The availability of host and dietary carbohydrates in the gastrointestinal (GI) tract plays a key role in shaping the structure-function of the microbiota. In…”
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Utilisation of mucin glycans by the human gut symbiont Ruminococcus gnavus is strain-dependent
Published in PloS one (25-10-2013)“…Commensal bacteria often have an especially rich source of glycan-degrading enzymes which allow them to utilize undigested carbohydrates from the food or the…”
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Mechanistic Insights Into the Cross-Feeding of Ruminococcus gnavus and Ruminococcus bromii on Host and Dietary Carbohydrates
Published in Frontiers in microbiology (05-11-2018)“…Dietary and host glycans shape the composition of the human gut microbiota with keystone carbohydrate-degrading species playing a critical role in maintaining…”
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Discovery of intramolecular trans-sialidases in human gut microbiota suggests novel mechanisms of mucosal adaptation
Published in Nature communications (08-07-2015)“…The gastrointestinal mucus layer is colonized by a dense community of microbes catabolizing dietary and host carbohydrates during their expansion in the gut…”
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Role of mucin glycosylation in the gut microbiota-brain axis of core 3 O-glycan deficient mice
Published in Scientific reports (26-08-2023)“…Alterations in intestinal mucin glycosylation have been associated with increased intestinal permeability and sensitivity to inflammation and infection. Here,…”
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The role of the mucin-glycan foraging Ruminococcus gnavus in the communication between the gut and the brain
Published in Gut microbes (31-12-2022)“…Ruminococcus gnavus is a prevalent member of the human gut microbiota, which is over-represented in inflammatory bowel disease and neurological disorders. We…”
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Ruminococcus gnavus: friend or foe for human health
Published in FEMS microbiology reviews (01-03-2023)“…Abstract Ruminococcus gnavus was first identified in 1974 as a strict anaerobe in the gut of healthy individuals, and for several decades, its study has been…”
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The human gut symbiont Ruminococcus gnavus displays strain-specific exopolysaccharides modulating the host immune response
Published in Carbohydrate polymers (01-01-2025)“…Ruminococcus gnavus is a prevalent member of the human gut microbiota and over-represented in inflammatory bowel diseases. R. gnavus ATCC 29149 was previously…”
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Fucosidases from the human gut symbiont Ruminococcus gnavus
Published in Cellular and molecular life sciences : CMLS (01-01-2021)“…The availability and repartition of fucosylated glycans within the gastrointestinal tract contributes to the adaptation of gut bacteria species to ecological…”
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The mucin-degradation strategy of Ruminococcus gnavus: The importance of intramolecular trans-sialidases
Published in Gut microbes (03-07-2016)“…We previously identified and characterized an intramolecular trans-sialidase (IT-sialidase) in the gut symbiont Ruminococcus gnavus ATCC 29149, which is…”
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The human gut symbiont Ruminococcus gnavus shows specificity to blood group A antigen during mucin glycan foraging: Implication for niche colonisation in the gastrointestinal tract
Published in PLoS biology (22-12-2021)“…The human gut symbiont Ruminococcus gnavus displays strain-specific repertoires of glycoside hydrolases (GHs) contributing to its spatial location in the gut…”
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Characterization and distribution of the gene cluster encoding RumC, an anti‐Clostridium perfringens bacteriocin produced in the gut
Published in FEMS microbiology ecology (01-11-2011)“…Ruminococcin C (RumC) is a trypsin‐dependent bacteriocin produced by Ruminococcus gnavus E1, a gram‐positive strict anaerobic strain isolated from human feces…”
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An integrative in vitro approach to analyse digestion of wheat polysaccharides and the effect of enzyme supplementation
Published in British journal of nutrition (28-07-2011)“…The digestion of polysaccharides from the wheat cultivars Caphorn and Isengrain was investigated, and the efficiency of an enzyme preparation was tested using…”
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Characterization and distribution of the gene cluster encoding RumC, an anti-C lostridium perfringens bacteriocin produced in the gut
Published in FEMS microbiology ecology (01-11-2011)“…Abstract Ruminococcin C (RumC) is a trypsin-dependent bacteriocin produced by R uminococcus gnavus E1, a gram-positive strict anaerobic strain isolated from…”
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Utilisation of Mucin Glycans by the Human Gut Symbiont Ruminococcus gnavus Is Strain-Dependent: e76341
Published in PloS one (01-10-2013)“…Commensal bacteria often have an especially rich source of glycan-degrading enzymes which allow them to utilize undigested carbohydrates from the food or the…”
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