Evidence map›Paper›PMID 27881825›Full record

ArticleScience translational medicine2016

Effects of a gut pathobiont in a gnotobiotic mouse model of childhood undernutrition.

Vitas E Wagner, Neelendu Dey, Janaki Guruge, Ansel Hsiao, Philip P Ahern, Nicholas P Semenkovich, Laura V Blanton, Jiye Cheng, Nicholas Griffin, Thaddeus S Stappenbeck and 6 more

Abstract read
In one paragraph

Article in Science translational medicine, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
35citing 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

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

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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

16 authors.

Vitas E WagnerCenter for Genome Sciences and Systems Biology, Washington University School of Medicine, St. Louis, MO 63110, USA.
Neelendu DeyCenter for Genome Sciences and Systems Biology, Washington University School of Medicine, St. Louis, MO 63110, USA.
Janaki GurugeCenter for Genome Sciences and Systems Biology, Washington University School of Medicine, St. Louis, MO 63110, USA.
Ansel HsiaoCenter for Genome Sciences and Systems Biology, Washington University School of Medicine, St. Louis, MO 63110, USA.
Philip P AhernCenter for Genome Sciences and Systems Biology, Washington University School of Medicine, St. Louis, MO 63110, USA.
Nicholas P SemenkovichCenter for Genome Sciences and Systems Biology, Washington University School of Medicine, St. Louis, MO 63110, USA.
Laura V BlantonCenter for Genome Sciences and Systems Biology, Washington University School of Medicine, St. Louis, MO 63110, USA.
Jiye ChengCenter for Genome Sciences and Systems Biology, Washington University School of Medicine, St. Louis, MO 63110, USA.
Nicholas GriffinCenter for Genome Sciences and Systems Biology, Washington University School of Medicine, St. Louis, MO 63110, USA.
Thaddeus S StappenbeckDepartment of Pathology and Immunology, Washington University School of Medicine, St. Louis, MO 63110, USA.
Olga IlkayevaSarah W. Stedman Nutrition and Metabolism Center, Duke University Medical Center, Durham, NC 27710, USA.
Christopher B NewgardSarah W. Stedman Nutrition and Metabolism Center, Duke University Medical Center, Durham, NC 27710, USA.
William PetriDepartments of Medicine, Microbiology, and Pathology, University of Virginia School of Medicine, Charlottesville, VA 22908, USA.
Rashidul HaqueInternational Centre for Diarrhoeal Disease Research, Bangladesh, Dhaka 1212, Bangladesh.
Tahmeed AhmedInternational Centre for Diarrhoeal Disease Research, Bangladesh, Dhaka 1212, Bangladesh.
Jeffrey I GordonCenter for Genome Sciences and Systems Biology, Washington University School of Medicine, St. Louis, MO 63110, USA. jgordon@wustl.edu.

Funding

REGULATION OF GENE EXPRESSION - SMALL INTESTINER01DK030292 · NIDDK · WASHINGTON UNIVERSITY · PI JEFFREY I GORDON, ANDREI L OSTERMAN · 1986 to 2026
$6.5M
REGULATION OF GENE EXPRESSION IN THE SMALL INTESTINER37DK030292 · NIDDK · WASHINGTON UNIVERSITY · PI GORDON, JEFFREY I · 1993 to 2015
$4.0M
NIDDK NIH HHS R01 DK030292NIDDK NIH HHS R37 DK030292Wellcome TrustWellcome Trust 096100
6 · The paper itself

Abstract

To model how interactions among enteropathogens and gut microbial community members contribute to undernutrition, we colonized gnotobiotic mice fed representative Bangladeshi diets with sequenced bacterial strains cultured from the fecal microbiota of two 24-month-old Bangladeshi children: one healthy and the other underweight. The undernourished donor's bacterial collection contained an enterotoxigenic Bacteroides fragilis strain (ETBF), whereas the healthy donor's bacterial collection contained two nontoxigenic strains of B. fragilis (NTBF). Analyses of mice harboring either the unmanipulated culture collections or systematically manipulated versions revealed that ETBF was causally related to weight loss in the context of its native community but not when introduced into the healthy donor's community. This phenotype was transmissible from the dams to their offspring and was associated with derangements in host energy metabolism manifested by impaired tricarboxylic acid cycle activity and decreased acyl-coenzyme A utilization. NTBF reduced ETBF's expression of its enterotoxin and mitigated the effects of ETBF on the transcriptomes of other healthy donor community members. These results illustrate how intraspecific (ETBF-NTBF) and interspecific interactions influence the effects of harboring B. fragilis.

Indexed as

Gastrointestinal MicrobiomeAnimalsBacteroides fragilisBangladeshCachexiaChild Nutrition DisordersChild, PreschoolDietDisease Models, AnimalFecesFemaleGene Expression Regulation, BacterialGerm-Free LifeHumansInfantMale

Identifiers

PMID27881825
PMCPMC5152673

What OpenQuestion holds

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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.