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Nutritional Management of Intestinal Microbiota and Related Host Health

A special issue of Nutrients (ISSN 2072-6643). This special issue belongs to the section "Prebiotics and Probiotics".

Deadline for manuscript submissions: closed (20 April 2023) | Viewed by 6657

Special Issue Editors


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Guest Editor
1. DSM Nutritional Products, 4303 Kaiseraugst, Switzerland
2. Department of Surgery, Division of Visceral and Transplantation Surgery, University Hospital Zurich, Zurich, Switzerland
Interests: gut microbiome; gastrointesitnal tract; metabolic disease; obesity; nutrition

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Guest Editor
DSM Nutritional Products, 4303 Kaiseraugst, Switzerland
Interests: gastroenterology; nutrition; vitamins; microbiome modulation; metabolic syndrome

Special Issue Information

Dear Colleagues,

The gastrointestinal (GI) tract represents one of the largest interfaces between host and environmental factors. It responds to signals originating in the 'outside lumen' including nutrients, mechanical factors, drugs, and toxins to determine whether the intraluminal content is absorbed or rejected. It also functions as central neuroendocrine, barrier and immune organ all of which is critical for overall host health and wellbeing. While the stomach and small intestine have long been thought as the main functional segments, it is now evident that also the large intestine with its microbial ecosystem is pivotal for GI physiology and host health. It is involved in several biological processes such as nutrient utilization and energy storage, resistance against infections, maturation and modulation of the immune system and support of neuroendocrine and barrier functions.

An increasing number of recent studies shows an association between human gut microbiota perturbations and pathological conditions such as inflammatory bowel disease (IBD), irritable bowel syndrome (IBS), obesity and systemic low grade inflammation as well as mental and cognitive disorders. If these associations prove to be causative, a targeted modulation of the gut microbiota may offer not only preventative but also novel therapeutic approaches. Proof of principle of these recent developments are transplantation of entire fecal microbiota in the treatment of Clostridium difficile, as well as nutrient-based concepts including pre-, pro-, or  postbiotics as well as fermented foods in the treatment of various intestinal discorders.

We invite both academic and industry researchers to contribute to this Special Issue with the aim to summarize recent advances in studies of diet and nutrients to beneficially modulate gut microbiota and related GI and overall host health.

Dr. Robert E. Steinert
Dr. Szabolcs Péter
Guest Editors

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 100 words) can be sent to the Editorial Office for announcement on this website.

Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Nutrients is an international peer-reviewed open access semimonthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2900 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • gut microbiota
  • prebiotics
  • probiotics
  • postbiotics
  • fermented foods
  • gastrointestinal tract

Published Papers (2 papers)

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Research

17 pages, 2470 KiB  
Article
Bifidobacterium longum subsp. longum Reduces Perceived Psychological Stress in Healthy Adults: An Exploratory Clinical Trial
by Marcus Boehme, Noëla Rémond-Derbez, Clara Lerond, Luca Lavalle, Sonia Keddani, Myriam Steinmann, Andreas Rytz, Boushra Dalile, Kristin Verbeke, Lukas Van Oudenhove, Pascal Steiner, Bernard Berger, Maria Vicario, Gabriela Bergonzelli, Sara Colombo Mottaz and Julie Hudry
Nutrients 2023, 15(14), 3122; https://doi.org/10.3390/nu15143122 - 13 Jul 2023
Cited by 5 | Viewed by 4051
Abstract
Emerging science shows that probiotic intake may impact stress and mental health. We investigated the effect of a 6-week intervention with Bifidobacterium longum (BL) NCC3001 (1 × 1010 CFU/daily) on stress-related psychological and physiological parameters in 45 healthy adults with mild-to-moderate stress using [...] Read more.
Emerging science shows that probiotic intake may impact stress and mental health. We investigated the effect of a 6-week intervention with Bifidobacterium longum (BL) NCC3001 (1 × 1010 CFU/daily) on stress-related psychological and physiological parameters in 45 healthy adults with mild-to-moderate stress using a randomized, placebo-controlled, two-arm, parallel, double-blind design. The main results showed that supplementation with the probiotic significantly reduced the perceived stress and improved the subjective sleep quality score compared to placebo. Comparing the two groups, momentary subjective assessments concomitant to the Maastricht Acute Stress Test revealed a lower amount of pain experience in the probiotic group and a higher amount of relief at the end of the procedure in the placebo group, reflected by higher scores in the positive affect state. The awakening of the salivary cortisol response was not affected by the intervention, yet the reduction observed in the salivary cortisol stress response post-intervention was higher in the placebo group than the probiotic group. Multivariate analysis further indicated that a reduction in perceived stress correlated with a reduction in anxiety, in depression, and in the cortisol awakening response after the 6-week intervention. This exploratory trial provides promising insights into BL NCC3001 to reduce perceived stress in a healthy population and supports the potential of nutritional solutions including probiotics to improve mental health. Full article
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18 pages, 2534 KiB  
Article
Application of Computational Data Modeling to a Large-Scale Population Cohort Assists the Discovery of Inositol as a Strain-Specific Substrate for Faecalibacterium prausnitzii
by Shaillay Kumar Dogra, Adrien Dardinier, Fabio Mainardi, Léa Siegwald, Simona Bartova, Caroline Le Roy and Chieh Jason Chou
Nutrients 2023, 15(6), 1311; https://doi.org/10.3390/nu15061311 - 7 Mar 2023
Viewed by 2061
Abstract
Faecalibacterium prausnitzii (F. prausnitzii) is a bacterial taxon in the human gut with anti-inflammatory properties, and this may contribute to the beneficial effects of healthy eating habits. However, little is known about the nutrients that enhance the growth of F. prausnitzii [...] Read more.
Faecalibacterium prausnitzii (F. prausnitzii) is a bacterial taxon in the human gut with anti-inflammatory properties, and this may contribute to the beneficial effects of healthy eating habits. However, little is known about the nutrients that enhance the growth of F. prausnitzii other than simple sugars and fibers. Here, we combined dietary and microbiome data from the American Gut Project (AGP) to identify nutrients that may be linked to the relative abundance of F. prausnitzii. Using a machine learning approach in combination with univariate analyses, we identified that sugar alcohols, carbocyclic sugar, and vitamins may contribute to F. prausnitzii growth. We next explored the effects of these nutrients on the growth of two F. prausnitzii strains in vitro and observed robust and strain-dependent growth patterns on sorbitol and inositol, respectively. In the context of a complex community using in vitro fermentation, neither inositol alone nor in combinations with vitamin B exerted a significant growth-promoting effect on F. prausnitzii, partly due to high variability among the fecal microbiota community from four healthy donors. However, the fecal communities that showed an increase in F. prausnitzii on inulin also responded with at least 60% more F. prausnitzii on any of inositol containing media than control. Future nutritional studies aiming to increase the relative abundance of F. prausnitzii should explore a personalized approach accounting for strain-level genetic variations and community-level microbiome composition. Full article
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