Evidence map›Paper›PMID 27132591›Full record

ArticleAmerican journal of human genetics2016

Integrative Multi-omic Analysis of Human Platelet eQTLs Reveals Alternative Start Site in Mitofusin 2.

Lukas M Simon, Edward S Chen, Leonard C Edelstein, Xianguo Kong, Seema Bhatlekar, Isidore Rigoutsos, Paul F Bray, Chad A Shaw

Open access · bronzeAbstract read
In one paragraph

Article in American journal of human genetics, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
4.5field-weighted citation impact, top 5% 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

20 citing papers in PubMed, 34 citations in OpenAlex.

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  6. Mitochondrial function in development and disease.Disease models & mechanisms · 2021
    Review
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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

8 authors at 2 institutions in 1 country.

Lukas M SimonDepartment of Structural and Computational Biology and Molecular Biophysics, Baylor College of Medicine, Houston, TX 77030, USA; Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Edward S ChenDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Leonard C EdelsteinCardeza Foundation for Hematologic Research and Department of Medicine, Thomas Jefferson University, Philadelphia, PA 19107, USA.
Xianguo KongCardeza Foundation for Hematologic Research and Department of Medicine, Thomas Jefferson University, Philadelphia, PA 19107, USA.
Seema BhatlekarCardeza Foundation for Hematologic Research and Department of Medicine, Thomas Jefferson University, Philadelphia, PA 19107, USA.
Isidore RigoutsosComputational Medicine Center, Thomas Jefferson University, Philadelphia, PA 19107, USA.
Paul F BrayCardeza Foundation for Hematologic Research and Department of Medicine, Thomas Jefferson University, Philadelphia, PA 19107, USA. Electronic address: paul.bray@jefferson.edu.
Chad A ShawDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA; Department of Statistics, Rice University, Houston, TX 77251, USA. Electronic address: cashaw@bcm.edu.
Thomas Jefferson University · USBaylor College of Medicine · US

Funding

Variation in platelet function: the genetics of platelet gene expressionR01HL102482 · NHLBI · UNIVERSITY OF UTAH · PI BRAY, PAUL F. · 2010 to 2018
$4.6M
Identifying genes regulating platelet reactivityR01HL088458 · NHLBI · THOMAS JEFFERSON UNIVERSITY · PI BRAY, PAUL F. · 2007 to 2011
$2.2M
Genetic regulation of racial differences in platelet reactivityR01MD007880 · NIMHD · UNIVERSITY OF UTAH · PI BRAY, PAUL F. · 2013 to 2017
$1.9M
MicroRNA function in human megakaryocytesR01HL116713 · NHLBI · UNIVERSITY OF UTAH · PI BRAY, PAUL F. · 2014 to 2017
$1.7M
An integrative approach to functionalize GWAS hits in MI and strokeR01HL128234 · NHLBI · THOMAS JEFFERSON UNIVERSITY · PI EDELSTEIN, LEONARD C, SHAW, CHAD A. · 2015 to 2018
$1.6M
NHLBI NIH HHS R01 HL088458NHLBI NIH HHS R01 HL102482NHLBI NIH HHS R01 HL116713NHLBI NIH HHS R01 HL128234NIMHD NIH HHS R01 MD007880
6 · The paper itself

Abstract

Platelets play a central role in ischemic cardiovascular events. Cardiovascular disease (CVD) is a major cause of death worldwide. Numerous genome-wide association studies (GWASs) have identified loci associated with CVD risk. However, our understanding of how these variants contribute to disease is limited. Using data from the platelet RNA and expression 1 (PRAX1) study, we analyzed cis expression quantitative trait loci (eQTLs) in platelets from 154 normal human subjects. We confirmed these results in silico by performing allele-specific expression (ASE) analysis, which demonstrated that the allelic directionality of eQTLs and ASE patterns correlate significantly. Comparison of platelet eQTLs with data from the Genotype-Tissue Expression (GTEx) project revealed that a number of platelet eQTLs are platelet specific and that platelet eQTL peaks localize to the gene body at a higher rate than eQTLs from other tissues. Upon integration with data from previously published GWASs, we found that the trait-associated variant rs1474868 coincides with the eQTL peak for mitofusin 2 (MFN2). Additional experimental and computational analyses revealed that this eQTL is linked to an unannotated alternate MFN2 start site preferentially expressed in platelets. Integration of phenotype data from the PRAX1 study showed that MFN2 expression levels were significantly associated with platelet count. This study links the variant rs1474868 to a platelet-specific regulatory role for MFN2 and demonstrates the utility of integrating multi-omic data with eQTL analysis in disease-relevant tissues for interpreting GWAS results.

Indexed as

Genetic Predisposition to DiseaseAllelesBlood PlateletsComputational BiologyGene Expression ProfilingGenome-Wide Association StudyGenotypeGTP PhosphohydrolasesHigh-Throughput Nucleotide SequencingHumansMitochondrial ProteinsPhenotypePolymorphism, Single NucleotideQuantitative Trait LociRNA Splice SitesGTP PhosphohydrolasesMFN2 protein, humanMitochondrial ProteinsRNA Splice Sites

Identifiers

PMID27132591
PMCPMC4863560
OpenAlexW2342878391

What OpenQuestion holds

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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.