Evidence map›Paper›PMID 25766683›Full record

ArticleBMC genomics2015

Enrichment of inflammatory bowel disease and colorectal cancer risk variants in colon expression quantitative trait loci.

Imge Hulur, Eric R Gamazon, Andrew D Skol, Rosa M Xicola, Xavier Llor, Kenan Onel, Nathan A Ellis, Sonia S Kupfer

Open access · goldAbstract read
In one paragraph

Article in BMC genomics, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed
4.0field-weighted citation impact, top 6% 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

34 citing papers in PubMed, 58 citations in OpenAlex.

  1. Article
  2. Gut-reproduction axis: genome-wide pleiotropic and prospective evidence linking inflammatory bowel disease with gynecological disorders.Inflammation research : official journal of the European Histamine Research Society ... [et al.] · 2026
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  14. Expression and functions of adenylyl cyclases in the CNS.Fluids and barriers of the CNS · 2022
    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 4 institutions in 1 country.

Imge HulurCommittee on Genetics, Genomics and Systems Biology, Chicago, IL, 60637, USA. imgeh@uchicago.edu.
Eric R GamazonDepartment of Medicine, 900 East 57th Street, MB#9, Chicago, IL, 60637, USA. egamazon@medicine.bsd.uchicago.edu.
Andrew D SkolDepartment of Medicine, 900 East 57th Street, MB#9, Chicago, IL, 60637, USA. skol@uchicago.edu.
Rosa M XicolaDepartment of Medicine, Yale University, New Haven, CT, 06510, USA. rosa.xicola@yale.edu.
Xavier LlorDepartment of Medicine, Yale University, New Haven, CT, 06510, USA. Xavier.llor@yale.edu.
Kenan OnelDepartment of Pediatrics, University of Chicago, Chicago, IL, 60637, USA. konel@peds.bsd.uchicago.edu.
Nathan A EllisUniversity of Arizona Cancer Center, Tucson, AZ, 85724, USA. naellis@email.arizona.edu.
Sonia S KupferDepartment of Medicine, 900 East 57th Street, MB#9, Chicago, IL, 60637, USA. skupfer@medicine.bsd.uchicago.edu.
University of Chicago · USYale University · USJoint Center for Structural Genomics · USUniversity of Arizona · US

Funding

Re-Engineering Translational Research at the University of ChicagoUL1TR000430 · NCATS · UNIVERSITY OF CHICAGO · PI SOLWAY, JULIAN · 2012 to 2016
$20.2M
TRAINING PROGRAM IN INVESTIGATIVE GASTROENTEROLOGYT32DK007017 · NIDDK · YALE UNIVERSITY · PI Fred Sanford Gorelick, Liza Konnikova · 1986 to 2026
$7.1M
Genetic risk factors in African American colorectal cancer patientsU01CA153060 · NCI · UNIVERSITY OF ILLINOIS AT CHICAGO · PI ELLIS, NATHAN A. · 2010 to 2014
$1.7M
Regulation of Homologous Recombination in Human CellsR01CA140804 · NCI · UNIVERSITY OF ILLINOIS AT CHICAGO · PI ELLIS, NATHAN A. · 2011 to 2015
$1.6M
Genetic Association Studies in African American Colorectal Cancer PatientsK08CA142892 · NCI · UNIVERSITY OF CHICAGO · PI KUPFER, SONIA · 2010 to 2014
$822k
NCATS NIH HHS UL1 TR000430NCI NIH HHS K08 CA142892NCI NIH HHS K08CA 142892NCI NIH HHS R01 CA140804NCI NIH HHS R01CA 140804NCI NIH HHS U01 CA153060NCI NIH HHS U01CA 153060NIDDK NIH HHS T32 DK007017
6 · The paper itself

Abstract

backgroundGenome-wide association studies (GWAS) have identified single nucleotide polymorphisms (SNPs) associated with diseases of the colon including inflammatory bowel diseases (IBD) and colorectal cancer (CRC). However, the functional role of many of these SNPs is largely unknown and tissue-specific resources are lacking. Expression quantitative trait loci (eQTL) mapping identifies target genes of disease-associated SNPs. This study provides a comprehensive eQTL map of distal colonic samples obtained from 40 healthy African Americans and demonstrates their relevance for GWAS of colonic diseases.

results8.4 million imputed SNPs were tested for their associations with 16,252 expression probes representing 12,363 unique genes. 1,941 significant cis-eQTL, corresponding to 122 independent signals, were identified at a false discovery rate (FDR) of 0.01. Overall, among colon cis-eQTL, there was significant enrichment for GWAS variants for IBD (Crohn's disease [CD] and ulcerative colitis [UC]) and CRC as well as type 2 diabetes and body mass index. ERAP2, ADCY3, INPP5E, UBA7, SFMBT1, NXPE1 and REXO2 were identified as target genes for IBD-associated variants. The CRC-associated eQTL rs3802842 was associated with the expression of C11orf93 (COLCA2). Enrichment of colon eQTL near transcription start sites and for active histone marks was demonstrated, and eQTL with high population differentiation were identified.

conclusionsThrough the comprehensive study of eQTL in the human colon, this study identified novel target genes for IBD- and CRC-associated genetic variants. Moreover, bioinformatic characterization of colon eQTL provides a tissue-specific tool to improve understanding of biological differences in diseases between different ethnic groups.

Indexed as

AgedBlack or African AmericanColorectal NeoplasmsFemaleGene Expression RegulationGenetic Predisposition to DiseaseGenome-Wide Association StudyHumansInflammatory Bowel DiseasesMaleMiddle AgedOrgan SpecificityPolymorphism, Single NucleotideQuantitative Trait LociRisk Factors

Identifiers

PMID25766683
PMCPMC4351699
OpenAlexW2144542560

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.