Gut community alterations associated with Clostridioides difficile colonization in hospitalized gastroenterological patients with or without inflammatory bowel disease

Clostridioides difficile colonization and development of infection commonly occur in inflammatory bowel disease (IBD) patients and can trigger flare-ups. Both conditions are inherently linked to disrupted gut microbiota. This study included 149 hospitalized gastrointestinal patients, which were divi...

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Main Authors: Aleksander Mahnic, Spela Pintar, Pavel Skok, Maja Rupnik
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-09-01
Series:Frontiers in Microbiology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fmicb.2022.988426/full
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author Aleksander Mahnic
Spela Pintar
Spela Pintar
Pavel Skok
Pavel Skok
Maja Rupnik
Maja Rupnik
author_facet Aleksander Mahnic
Spela Pintar
Spela Pintar
Pavel Skok
Pavel Skok
Maja Rupnik
Maja Rupnik
author_sort Aleksander Mahnic
collection DOAJ
description Clostridioides difficile colonization and development of infection commonly occur in inflammatory bowel disease (IBD) patients and can trigger flare-ups. Both conditions are inherently linked to disrupted gut microbiota. This study included 149 hospitalized gastrointestinal patients, which were divided into IBD (n = 48) and non-IBD patients (n = 101). Patients were tested for C. difficile colonization (qPCR and selective plating), and gut bacterial communities were analyzed with 16S amplicon sequencing. Blood test results were retrospectively collected from the medical records. IBD and non-IBD patients had comparable C. difficile colonization rates (31.7 and 33.3%, respectively). Compared to non-IBD C. difficile-non-colonized patients, IBD and C. difficile-colonized patients shared multiple common bacterial community characteristics including decreased diversity and reduced abundance of strict anaerobic bacteria. Furthermore, certain microbiota alterations were enhanced when IBD was accompanied by C. difficile colonization, indicating a synergistic effect between both medical complications. Conversely, certain microbial patterns were specific to C. difficile colonization, e.g., co-occurrence with Enterococcus, which was most common in IBD patients (81.3%).
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spelling doaj.art-d2c960d15d354915987425d2f2e59cfa2022-12-22T04:05:20ZengFrontiers Media S.A.Frontiers in Microbiology1664-302X2022-09-011310.3389/fmicb.2022.988426988426Gut community alterations associated with Clostridioides difficile colonization in hospitalized gastroenterological patients with or without inflammatory bowel diseaseAleksander Mahnic0Spela Pintar1Spela Pintar2Pavel Skok3Pavel Skok4Maja Rupnik5Maja Rupnik6National Laboratory for Health, Environment and Food, Department for Microbiological Research, Maribor, SloveniaDepartment of Gastroenterology, University Medical Centre Ljubljana, Ljubljana, SloveniaFaculty of Medicine, University of Maribor, Maribor, SloveniaFaculty of Medicine, University of Maribor, Maribor, SloveniaDepartment of Gastroenterology, University Clinical Centre Maribor, Maribor, SloveniaNational Laboratory for Health, Environment and Food, Department for Microbiological Research, Maribor, SloveniaDepartment of Microbiology, Faculty of Medicine, University of Maribor, Maribor, SloveniaClostridioides difficile colonization and development of infection commonly occur in inflammatory bowel disease (IBD) patients and can trigger flare-ups. Both conditions are inherently linked to disrupted gut microbiota. This study included 149 hospitalized gastrointestinal patients, which were divided into IBD (n = 48) and non-IBD patients (n = 101). Patients were tested for C. difficile colonization (qPCR and selective plating), and gut bacterial communities were analyzed with 16S amplicon sequencing. Blood test results were retrospectively collected from the medical records. IBD and non-IBD patients had comparable C. difficile colonization rates (31.7 and 33.3%, respectively). Compared to non-IBD C. difficile-non-colonized patients, IBD and C. difficile-colonized patients shared multiple common bacterial community characteristics including decreased diversity and reduced abundance of strict anaerobic bacteria. Furthermore, certain microbiota alterations were enhanced when IBD was accompanied by C. difficile colonization, indicating a synergistic effect between both medical complications. Conversely, certain microbial patterns were specific to C. difficile colonization, e.g., co-occurrence with Enterococcus, which was most common in IBD patients (81.3%).https://www.frontiersin.org/articles/10.3389/fmicb.2022.988426/fullinflammatory bowel diseasegut microbiotaEnterococcus16S amplicon sequencingClostridium difficile
spellingShingle Aleksander Mahnic
Spela Pintar
Spela Pintar
Pavel Skok
Pavel Skok
Maja Rupnik
Maja Rupnik
Gut community alterations associated with Clostridioides difficile colonization in hospitalized gastroenterological patients with or without inflammatory bowel disease
Frontiers in Microbiology
inflammatory bowel disease
gut microbiota
Enterococcus
16S amplicon sequencing
Clostridium difficile
title Gut community alterations associated with Clostridioides difficile colonization in hospitalized gastroenterological patients with or without inflammatory bowel disease
title_full Gut community alterations associated with Clostridioides difficile colonization in hospitalized gastroenterological patients with or without inflammatory bowel disease
title_fullStr Gut community alterations associated with Clostridioides difficile colonization in hospitalized gastroenterological patients with or without inflammatory bowel disease
title_full_unstemmed Gut community alterations associated with Clostridioides difficile colonization in hospitalized gastroenterological patients with or without inflammatory bowel disease
title_short Gut community alterations associated with Clostridioides difficile colonization in hospitalized gastroenterological patients with or without inflammatory bowel disease
title_sort gut community alterations associated with clostridioides difficile colonization in hospitalized gastroenterological patients with or without inflammatory bowel disease
topic inflammatory bowel disease
gut microbiota
Enterococcus
16S amplicon sequencing
Clostridium difficile
url https://www.frontiersin.org/articles/10.3389/fmicb.2022.988426/full
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