Evidence map›Paper›PMID 37102874›Full record

ArticlemBio2023

Aging-Associated Augmentation of Gut Microbiome Virulence Capability Drives Sepsis Severity.

James F Colbert, Joshua M Kirsch, Christopher L Erzen, Christophe J Langouët-Astrié, Grace E Thompson, Sarah A McMurtry, Jennifer M Kofonow, Charles E Robertson, Elizabeth J Kovacs, Ryan C Sullivan and 9 more

Open access · goldAbstract read
In one paragraph

Article in mBio, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
2.5field-weighted citation impact, top 11% of its field
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

16 citing papers in PubMed, 16 citations in OpenAlex.

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  12. Claudin-2 upregulation enhances intestinal permeability, immune activation, dysbiosis, and mortality in sepsis.Proceedings of the National Academy of Sciences of the United States of America · 2024
    Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

19 authors at 4 institutions in 1 country.

James F ColbertDepartment of Medicine, University of Colorado School of Medicine, Aurora, Colorado, USA.ORCID 0000-0002-3060-2550
Joshua M KirschDepartment of Immunology and Microbiology, University of Colorado School of Medicine, Aurora, Colorado, USA.
Christopher L ErzenDepartment of Medicine, University of Colorado School of Medicine, Aurora, Colorado, USA.
Christophe J Langouët-AstriéDepartment of Medicine, University of Colorado School of Medicine, Aurora, Colorado, USA.
Grace E ThompsonUniversity of Colorado, Boulder, Colorado, USA.
Sarah A McMurtryDepartment of Medicine, University of Colorado School of Medicine, Aurora, Colorado, USA.
Jennifer M KofonowDepartment of Medicine, University of Colorado School of Medicine, Aurora, Colorado, USA.
Charles E RobertsonDepartment of Medicine, University of Colorado School of Medicine, Aurora, Colorado, USA.
Elizabeth J KovacsDepartment of Surgery, University of Colorado School of Medicine, Aurora, Colorado, USA.
Ryan C SullivanDepartment of Medicine, University of Colorado School of Medicine, Aurora, Colorado, USA.
Joseph A HippensteelDepartment of Medicine, University of Colorado School of Medicine, Aurora, Colorado, USA.
Namrata V SawantDepartment of Biological Sciences, University of Texas at Dallas, Richardson, Texas, USA.
Nicole J De NiscoDepartment of Biological Sciences, University of Texas at Dallas, Richardson, Texas, USA.ORCID 0000-0002-7670-5301
Bruce D McCollisterDepartment of Medicine, University of Colorado School of Medicine, Aurora, Colorado, USA.
Robert S SchwartzDepartment of Medicine, University of Colorado School of Medicine, Aurora, Colorado, USA.
Alexander R HorswillDepartment of Immunology and Microbiology, University of Colorado School of Medicine, Aurora, Colorado, USA.ORCID 0000-0002-5568-0096
Daniel N FrankDepartment of Medicine, University of Colorado School of Medicine, Aurora, Colorado, USA.
Breck A DuerkopDepartment of Immunology and Microbiology, University of Colorado School of Medicine, Aurora, Colorado, USA.ORCID 0000-0003-4030-9822
Eric P SchmidtDepartment of Medicine, University of Colorado School of Medicine, Aurora, Colorado, USA.
University of Colorado Denver · USThe University of Texas at Dallas · USMassachusetts General Hospital · USUniversity of Colorado Boulder · US

Funding

Aging, macrophage mediators, and burn trauma: SupplementR01AG018859 · NIA · UNIVERSITY OF COLORADO DENVER · PI KOVACS, ELIZABETH J. · 2001 to 2024
$7.6M
Mechanistic basis of bacteriophages for the decolonization of vancomycin resistant enterococci in the intestine.R01AI141479 · NIAID · UNIVERSITY OF COLORADO DENVER · PI DUERKOP, BRECK A · 2018 to 2025
$4.4M
Molecular Pathogenesis of Infectious DiseasesT32AI052066 · NIAID · UNIVERSITY OF COLORADO DENVER · PI VAN DYK, LINDA F. · 2002 to 2022
$2.3M
Targeting circulating endothelial glycocalyx fragments to reduce septic encephalopathyR01GM125095 · NIGMS · UNIVERSITY OF COLORADO DENVER · PI HERSON, PACO S, SCHMIDT, ERIC PETER · 2017 to 2020
$1.9M
Defining the dynamics of urobiome structure and function in postmenopausal women and its role in recurrent UTI susceptibilityR01DK131267 · NIDDK · UNIVERSITY OF TEXAS DALLAS · PI DE NISCO, NICOLE JANELL · 2021 to 2025
$1.5M
Aging-associated changes in gut microbiome drive sepsis severityK08AG061144 · NIA · UNIVERSITY OF COLORADO DENVER · PI COLBERT, JAMES F · 2019 to 2023
$799k
Aging-related changes in gut microbiome mediate septic kidney injuryR03AG056353 · NIA · UNIVERSITY OF COLORADO DENVER · PI COLBERT, JAMES F · 2017 to 2018
$233k
NIAID NIH HHS R01 AI141479NIAID NIH HHS T32 AI052066NIA NIH HHS K08 AG061144NIA NIH HHS R01 AG018859NIA NIH HHS R03 AG056353NIDDK NIH HHS R01 DK131267NIGMS NIH HHS R01 GM125095
6 · The paper itself

Abstract

Prior research has focused on host factors as mediators of exaggerated sepsis-associated morbidity and mortality in older adults. This focus on the host, however, has failed to identify therapies that improve sepsis outcomes in the elderly. We hypothesized that the increased susceptibility of the aging population to sepsis is not only a function of the host but also reflects longevity-associated changes in the virulence of gut pathobionts. We utilized two complementary models of gut microbiota-induced experimental sepsis to establish the aged gut microbiome as a key pathophysiologic driver of heightened disease severity. Further murine and human investigations into these polymicrobial bacterial communities demonstrated that age was associated with only subtle shifts in ecological composition but also an overabundance of genomic virulence factors that have functional consequence on host immune evasion.

Indexed as

Gastrointestinal MicrobiomeSepsisAgedAgingAnimalsBacteriaHumansMiceVirulenceaginghost-pathogen interactionmetagenomicsmicrobiomesepsis

Identifiers

PMID37102874
PMCPMC10294665
OpenAlexW4367174369

What OpenQuestion holds

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LicenceCC BY
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.