Evidence map›Paper›PMID 39394142›Full record

ArticleBMC medicine2024

Dissecting shared genetic architecture between depression and body mass index.

Hengyu Zhang, Rui Zheng, Binhe Yu, Yuefeng Yu, Xiaomin Luo, Shujuan Yin, Yingjun Zheng, Jie Shi, Sizhi Ai

Abstract read
In one paragraph

Article in BMC medicine, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
–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

14 citing papers in PubMed.

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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

9 authors.

Hengyu ZhangDepartment of Psychiatry, The Affiliated Brain Hospital, Guangzhou Medical University, 36 Mingxin Road, Guangzhou, Guangdong, China.
Rui ZhengCenter for Sleep and Circadian Medicine, The Affiliated Brain Hospital, Guangzhou Medical University, 36 Mingxin Road, Guangzhou, Guangdong, China.
Binhe YuDepartment of Cardiology, The First Affiliated Hospital of Xinxiang Medical University, Heart Center, Weihui, 453100, Henan, China.
Yuefeng YuInstitute and Department of Endocrinology and Metabolism, Shanghai Ninth People's Hospital, Shanghai JiaoTong University School of Medicine, Shanghai, 200011, China.
Xiaomin LuoCenter for Sleep and Circadian Medicine, The Affiliated Brain Hospital, Guangzhou Medical University, 36 Mingxin Road, Guangzhou, Guangdong, China.
Shujuan YinDepartment of Psychiatry, The Affiliated Brain Hospital, Guangzhou Medical University, 36 Mingxin Road, Guangzhou, Guangdong, China.
Yingjun ZhengDepartment of Psychiatry, The Affiliated Brain Hospital, Guangzhou Medical University, 36 Mingxin Road, Guangzhou, Guangdong, China. brainzheng@gzhmu.edu.cn.
Jie ShiNational Institute On Drug Dependence and Beijing Key Laboratory of Drug Dependence, Peking University, Haidian District, 38 Xueyuan Road, Beijing, 100191, China. shijie@bjmu.edu.cn.
Sizhi AiCenter for Sleep and Circadian Medicine, The Affiliated Brain Hospital, Guangzhou Medical University, 36 Mingxin Road, Guangzhou, Guangdong, China. 2022760748@gzhmu.edu.cn.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundA growing body of evidence supports the comorbidity between depression (DEP) and obesity, yet the genetic mechanisms underlying this association remain unclear. Our study explored the shared genetic architecture and causal associations of DEP with BMI.

methodsWe investigated the multigene overlap and genetic correlation between DEP (N > 1.3 million) and BMI (N = 806,834) based on genome-wide association studies (GWAS) and using the bivariate causal mixture model and linkage disequilibrium score regression (LDSC). The causal association was explored by bi-directional Mendelian randomization (MR). Common risk loci were identified through cross-trait meta-analyses. Stratified LDSC and multi-marker gene annotation analyses were applied to investigate single-nucleotide polymorphisms enrichment across tissue types, cell types, and functional categories. Finally, we explored shared functional genes by Summary Data-Based Mendelian Randomization (SMR) and further detected differential expression genes (DEG) in brain tissues of individuals with depression and obesity.

resultsWe found a positive genetic correlation between DEP and BMI (r

conclusionsOur study reveals shared genetic basis underpinnings between DEP and BMI, including genetic correlations and common genes. These insights offer novel opportunities and avenues for future research into their comorbidities.

Indexed as

Body Mass IndexDepressionGenome-Wide Association StudyObesityPolymorphism, Single NucleotideGenetic Predisposition to DiseaseHumansLinkage DisequilibriumMendelian Randomization AnalysisBody mass indexDepressionObesityShare genetic architecture

Identifiers

PMID39394142
PMCPMC11481102

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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.