Evidence map›Paper›PMID 39347570›Full record

ReviewInfection and immunity2024

The human gut microbiome in health and disease: time for a new chapter?

Jee-Yon Lee, Derek J Bays, Hannah P Savage, Andreas J Bäumler

Abstract readReview
In one paragraph

Review in Infection and immunity, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

33 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  17. Addressing Unmet Needs inCurrent medicinal chemistry · 2026
    Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Jee-Yon LeeDepartment of Medical Microbiology and Immunology, School of Medicine, University of California Davis, Davis, California, USA.
Derek J BaysDepartment of Internal Medicine, Division of Infectious Diseases, School of Medicine, University of California Davis, Sacramento, California, USA.
Hannah P SavageDepartment of Pathology Microbiology and Immunology, School of Veterinary Medicine, University of California Davis, Davis, California, USA.
Andreas J BäumlerDepartment of Medical Microbiology and Immunology, School of Medicine, University of California Davis, Davis, California, USA.ORCID 0000-0001-9152-7809

Funding

UC Davis Clinical and Translational Science CenterUL1TR001860 · NCATS · UNIVERSITY OF CALIFORNIA AT DAVIS · PI KENYON, NICHOLAS J., LYLES, COURTNEY REES · 2016 to 2025
$47.3M
Exacerbation of colitis by the microbiotaR01AI112445 · NIAID · UNIVERSITY OF CALIFORNIA AT DAVIS · PI Andreas J Baumler · 2015 to 2026
$6.2M
Microbiota Outgrowth by SalmonellaR01AI096528 · NIAID · UNIVERSITY OF CALIFORNIA AT DAVIS · PI BAUMLER, ANDREAS J · 2011 to 2025
$6.1M
Mechanism of Colonization ResistanceR01AI112949 · NIAID · UNIVERSITY OF CALIFORNIA AT DAVIS · PI Andreas J Baumler · 2016 to 2026
$5.2M
Interspecies microbial interactions in CKDR01DK138912 · NIDDK · UNIVERSITY OF CALIFORNIA AT DAVIS · PI Andreas J Baumler, Sebastian E Winter · 2024 to 2026
$2.1M
UC Davis Clinical and Translational Science CenterTL1TR000133 · NCATS · UNIVERSITY OF CALIFORNIA AT DAVIS · PI BERGLUND, LARS F · 2012 to 2015
$594k
Mechanism of E. coli colonization resistanceR56AI112949 · NIAID · UNIVERSITY OF CALIFORNIA AT DAVIS · PI BAUMLER, ANDREAS J · 2014 to 2014
$382k
Development of Faux-Biotics to combat the spread of hospital-acquired antibiotic-resistant infectionsF32AI161850 · NIAID · UNIVERSITY OF CALIFORNIA AT DAVIS · PI SAVAGE, HANNAH P · 2021 to 2022
$136k
HHS | National Institutes of Health (NIH) DK138912,AI096528,AI112949,AI112445Kenneth Rainin Foundation (KRF) 20230029NCATS NIH HHS TL1 TR000133NCATS NIH HHS UL1 TR001860NIAID NIH HHS F32 AI161850NIAID NIH HHS R01 AI096528NIAID NIH HHS R01 AI112445NIAID NIH HHS R01 AI112949NIAID NIH HHS R56 AI112949NIDDK NIH HHS R01 DK138912
6 · The paper itself

Abstract

The gut microbiome, composed of the colonic microbiota and their host environment, is important for many aspects of human health. A gut microbiome imbalance (gut dysbiosis) is associated with major causes of human morbidity and mortality. Despite the central part our gut microbiome plays in health and disease, mechanisms that maintain homeostasis and properties that demarcate dysbiosis remain largely undefined. Here we discuss that sorting taxa into meaningful ecological units reveals that the availability of respiratory electron acceptors, such as oxygen, in the host environment has a dominant influence on gut microbiome health. During homeostasis, host functions that limit the diffusion of oxygen into the colonic lumen shelter a microbial community dominated by primary fermenters from atmospheric oxygen. In turn, primary fermenters break down unabsorbed nutrients into fermentation products that support host nutrition. This symbiotic relationship is disrupted when host functions that limit the luminal availability of host-derived electron acceptors become weakened. The resulting changes in the host environment drive alterations in the microbiota composition, which feature an elevated abundance of facultatively anaerobic microbes. Thus, the part of the gut microbiome that becomes imbalanced during dysbiosis is the host environment, whereas changes in the microbiota composition are secondary to this underlying cause. This shift in our understanding of dysbiosis provides a novel starting point for therapeutic strategies to restore microbiome health. Such strategies can either target the microbes through metabolism-based editing or strengthen the host functions that control their environment.

Indexed as

DysbiosisGastrointestinal MicrobiomeAnimalsHomeostasisHost Microbial InteractionsHumansdysbiosisecological guildsgut microbiomegut microbiota

Identifiers

PMID39347570
PMCPMC11556149

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.