Evidence map›Paper›PMID 23632211›Full record

ArticleEnvironmental health perspectives2013

Exercise attenuates PCB-induced changes in the mouse gut microbiome.

Jeong June Choi, Sung Yong Eum, Evadnie Rampersaud, Sylvia Daunert, Maria T Abreu, Michal Toborek

Abstract read
In one paragraph

Article in Environmental health perspectives, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 156 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
156citing papers in PubMed, 3 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

156 citing papers in PubMed, 3 syntheses or guidelines pooled it.

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  20. The influence of endocrine disruptors on the gut microbiota.Turkish journal of medical sciences · 2025
    Review

96 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors.

Jeong June ChoiDepartment of Biochemistry and Molecular Biology, University of Miami School of Medicine, Miami, Florida 33136, USA.
Sung Yong Eum
Evadnie Rampersaud
Sylvia Daunert
Maria T Abreu
Michal Toborek

Funding

Vascular Mechanisms of PCB-Induced Brain MetastasesP42ES007380 · NIEHS · UNIVERSITY OF KENTUCKY · PI PEARSON, KEVIN JOSEPH · 1997 to 2024
$47.8M
Tat, amyloid beta and brain endothelial barrier functionR01MH072567 · NIMH · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI Michal Toborek · 2005 to 2026
$7.6M
Implications of caveolae in Tat signaling and integrity of brain endotheliumR01MH063022 · NIMH · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI PARK, MIN SEON · 2001 to 2012
$3.1M
Exercise as a novel strategy to target methamphetamine-induced cerebrovascular toR01DA027569 · NIDA · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI TOBOREK, MICHAL · 2009 to 2013
$1.8M
Exercise-mediated protection against brain metastasesR01CA133257 · NCI · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI TOBOREK, MICHAL · 2010 to 2014
$1.2M
NCI NIH HHS R01 CA133257NIDA NIH HHS DA027569NIDA NIH HHS R01 DA027569NIEHS NIH HHS P42 ES007380NIEHS NIH HHS P42 ES07380NIMH NIH HHS MH072567NIMH NIH HHS MH63022NIMH NIH HHS R01 MH063022NIMH NIH HHS R01 MH072567
6 · The paper itself

Abstract

backgroundThe gut microbiome, a dynamic bacterial community that interacts with the host, is integral to human health because it regulates energy metabolism and immune functions. The gut microbiome may also play a role in risks from environmental toxicants.

objectivesWe investigated the effects of polychlorinated biphenyls (PCBs) and exercise on the composition and structure of the gut microbiome in mice.

methodsAfter mice exercised voluntarily for 5 weeks, they were treated by oral gavage with a mixture of environmentally relevant PCB congeners (PCB153, PCB138, and PCB180; total PCB dose, 150 µmol/kg) for 2 days. We then assessed the microbiome by determination of 16S rRNA using microarray analysis.

resultsOral exposure to PCBs significantly altered the abundance of the gut microbiome in mice primarily by decreasing the levels of Proteobacteria. The activity level of the mice correlated with a substantial shift in abundance, biodiversity, and composition of the microbiome. Importantly, exercise attenuated PCB-induced changes in the gut microbiome.

conclusionsOur results show that oral exposure to PCBs can induce substantial changes in the gut microbiome, which may then influence their systemic toxicity. These changes can be attenuated by behavioral factors, such as voluntary exercise.

Indexed as

Physical Conditioning, AnimalAnimalsCholic AcidEnvironmental PollutantsFatty Acids, VolatileHumansIntestinesMaleMetagenomeMiceMice, Inbred C57BLPolychlorinated BiphenylsCholic AcidEnvironmental PollutantsFatty Acids, VolatilePolychlorinated Biphenyls

Identifiers

PMID23632211
PMCPMC3672930

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Registered trials

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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.