Evidence map›Paper›PMID 27916985›Full record

ArticleInternational journal of obesity (2005)2017

The obese brain as a heritable phenotype: a combined morphometry and twin study.

C M Weise, P Piaggi, M Reinhardt, K Chen, C R Savage, J Krakoff, B Pleger

Abstract readTwin Study
In one paragraph

Article in International journal of obesity (2005), 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

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

  1. Pooled it
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  3. Pooled it
  4. Neurobehavioral correlates of obesity are largely heritable.Proceedings of the National Academy of Sciences of the United States of America · 2018
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  16. The effect of body mass index on glucagon-like peptide receptor gene expression in the post mortem brain from individuals with mood and psychotic disorders.European neuropsychopharmacology : the journal of the European College of Neuropsychopharmacology · 2019
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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

7 authors.

C M WeiseDepartment of Neurology, University of Leipzig, Leipzig, Germany.
P PiaggiObesity and Diabetes Clinical Research Section, Phoenix Epidemiology and Clinical Research Branch, National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Phoenix, AZ, USA.
M ReinhardtDepartment of Diagnostic and Interventional Radiology, University of Leipzig, Leipzig, Germany.
K ChenBanner Alzheimer's Institute, Phoenix, AZ, USA.
C R SavageBanner Alzheimer's Institute, Phoenix, AZ, USA.
J KrakoffObesity and Diabetes Clinical Research Section, Phoenix Epidemiology and Clinical Research Branch, National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Phoenix, AZ, USA.
B PlegerMax Planck Institute for Human Cognitive and Brain Sciences, Leipzig, Germany.

Funding

Mapping the Human Connectome: Structure, Function, and HeritabilityU54MH091657 · NIMH · WASHINGTON UNIVERSITY · PI UGURBIL, KAMIL, VAN ESSEN, DAVID C · 2010 to 2014
$34.7M
Neuronal activity and its role in adiposity and food intakeZIADK069088 · NIDDK · NATIONAL INSTITUTE OF DIABETES AND DIGESTIVE AND KIDNEY DISEASES · PI KRAKOFF, JONATHAN · 2009 to 2025
$9.1M
Intramural NIH HHS Z99 DK999999NIMH NIH HHS U54 MH091657
6 · The paper itself

Abstract

backgroundBody weight and adiposity are heritable traits. To date, it remains unknown whether obesity-associated brain structural alterations are under a similar level of genetic control.

methodsFor this study, we utilized magnetic resonance imaging data from the Human Connectome Project. Voxel-based morphometry was used to investigate associations between body mass index (BMI) and regional gray matter volume (GMV) in a sample of 875 young adults with a wide BMI range (386 males/489 females; age 28.8±3.7 years; BMI 26.6±5.3 kg m

resultsWe observed positive associations between BMI and GMV in the ventromedial prefrontal cortex and the right cerebellum and widespread negative associations within the prefrontal cortex, cerebellum, temporal lobes and distinct subcortical structures. Varying degrees of heritability were found for BMI-associated brain regions, with the highest heritability estimates for cerebellar GMV and subcortical structures.

conclusionsThese data indicate that brain regions associated with obesity are subject to differing levels of genetic control and environmental influences. Specific brain regions with high heritability might represent an inherent vulnerability factor for obesity.

Indexed as

Magnetic Resonance ImagingAdiposityAdultBrainFemaleGray MatterHumansImage Processing, Computer-AssistedMaleNeuroimagingObesityPhenotypeQuantitative Trait, HeritableTwins, DizygoticTwins, Monozygotic

Identifiers

PMID27916985
PMCPMC5402354

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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.