Evidence map›Paper›PMID 23190729›Full record

ArticleThe ISME journal2013

Microbiota conservation and BMI signatures in adult monozygotic twins.

Sebastian Tims, Catherine Derom, Daisy M Jonkers, Robert Vlietinck, Wim H Saris, Michiel Kleerebezem, Willem M de Vos, Erwin G Zoetendal

Open access · bronzeAbstract readTwin Study
In one paragraph

Article in The ISME journal, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 202 papers, 6 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
202citing papers in PubMed, 6 pooled it
8.1field-weighted citation impact, top 2% 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

202 citing papers in PubMed, 6 syntheses or guidelines pooled it, 376 citations in OpenAlex.

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

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

8 authors at 4 institutions in 3 countries.

Sebastian TimsLaboratory of Microbiology, Wageningen University and TI Food and Nutrition, Wageningen, The Netherlands.
Catherine Derom
Daisy M Jonkers
Robert Vlietinck
Wim H Saris
Michiel Kleerebezem
Willem M de Vos
Erwin G Zoetendal
TiFN · NLKU Leuven · BEMaastricht University Medical Centre · NLNederlands Instituut Voor Zuivel Oonderzoek · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The human gastrointestinal (GI) tract microbiota acts like a virtual organ and is suggested to be of great importance in human energy balance and weight control. This study included 40 monozygotic (MZ) twin pairs to investigate the influence of the human genotype on GI microbiota structure as well as microbial signatures for differences in body mass index (BMI). Phylogenetic microarraying based on 16S rRNA genes demonstrated that MZ twins have more similar microbiotas compared with unrelated subjects (P<0.001), which allowed the identification of 35 genus-like microbial groups that are more conserved between MZ twins. Half of the twin pairs were selected on discordance in terms of BMI, which revealed an inverse correlation between Clostridium cluster IV diversity and BMI. Furthermore, relatives of Eubacterium ventriosum and Roseburia intestinalis were positively correlated to BMI differences, and relatives of Oscillospira guillermondii were negatively correlated to BMI differences. Lower BMI was associated with a more abundant network of primary fiber degraders, while a network of butyrate producers was more prominent in subjects with higher BMI. Combined with higher butyrate and valerate contents in the fecal matter of higher BMI subjects, the difference in microbial networks suggests a shift in fermentation patterns at the end of the colon, which could affect human energy homeostasis.

Indexed as

Body Mass IndexMetagenomeTwins, MonozygoticAdultDietary FiberDNA, BacterialFecesGastrointestinal TractGram-Positive Endospore-Forming RodsHumansPhylogenyRNA, Ribosomal, 16SDietary FiberDNA, BacterialRNA, Ribosomal, 16S

Identifiers

PMID23190729
PMCPMC3603393
OpenAlexW2158341557

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.