Evidence map›Paper›PMID 24241240›Full record

ArticleHuman genetics2014

Gene-gene and gene-environment interactions in ulcerative colitis.

Ming-Hsi Wang, Claudio Fiocchi, Xiaofeng Zhu, Stephan Ripke, M Ilyas Kamboh, Nancy Rebert, Richard H Duerr, Jean-Paul Achkar

Open access · greenAbstract read
In one paragraph

Article in Human genetics, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 3 pooled it
1.9field-weighted citation impact, top 14% 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

19 citing papers in PubMed, 3 syntheses or guidelines pooled it, 37 citations in OpenAlex.

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  13. Root Extract ofFrontiers in pharmacology · 2018
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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 5 institutions in 1 country.

Ming-Hsi WangDepartment of Gastroenterology and Hepatology, Digestive Disease Institute, Cleveland Clinic, 9500 Euclid Avenue, Desk A31, Cleveland, OH, 44195, USA, wangm3@ccf.org.
Claudio Fiocchi
Xiaofeng Zhu
Stephan Ripke
M Ilyas Kamboh
Nancy Rebert
Richard H Duerr
Jean-Paul Achkar
Cleveland Clinic · USCleveland Clinic Lerner College of Medicine · USUniversity of Pittsburgh · USBroad Institute · USCase Western Reserve University · US

Funding

NIDDK IBD Genetics Consortium Genetic Research CenterU01DK062420 · NIDDK · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI DUERR, RICHARD H · 2002 to 2021
$7.8M
Search for the Alzheimers GenesR01AG030653 · NIA · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI KAMBOH, M. ILYAS · 2009 to 2019
$7.7M
Combined Training Program in Digestive Disease SciencesT32DK083251 · NIDDK · CLEVELAND CLINIC LERNER COM-CWRU · PI COMINELLI, FABIO, FIOCCHI, CLAUDIO · 2010 to 2025
$3.6M
Identification of the Ulcerative Colitis Gene(s) on Chromosome 2qR01DK076025 · NIDDK · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI DUERR, RICHARD H · 2007 to 2008
$962k
Training Program in Academic GastroenterologyT32DK061917 · NIDDK · CASE WESTERN RESERVE UNIVERSITY · PI COOPER, GREGORY S. · 2002 to 2006
$795k
Genetic Studies in Crohn's DiseaseK23DK068112 · NIDDK · CLEVELAND CLINIC LERNER COM-CWRU · PI ACHKAR, JEAN-PAUL · 2005 to 2009
$645k
NIA NIH HHS AG030653NIA NIH HHS R01 AG030653NIDDK NIH HHS DK062420NIDDK NIH HHS DK068112NIDDK NIH HHS DK076025NIDDK NIH HHS K23 DK068112NIDDK NIH HHS R01 DK076025NIDDK NIH HHS T32 DK061917NIDDK NIH HHS T32 DK083251NIDDK NIH HHS U01 DK062420Wellcome Trust
6 · The paper itself

Abstract

Genome-wide association studies (GWAS) have identified at least 133 ulcerative colitis (UC) associated loci. The role of genetic factors in clinical practice is not clearly defined. The relevance of genetic variants to disease pathogenesis is still uncertain because of not characterized gene-gene and gene-environment interactions. We examined the predictive value of combining the 133 UC risk loci with genetic interactions in an ongoing inflammatory bowel disease (IBD) GWAS. The Wellcome Trust Case-Control Consortium (WTCCC) IBD GWAS was used as a replication cohort. We applied logic regression (LR), a novel adaptive regression methodology, to search for high-order interactions. Exploratory genotype correlations with UC sub-phenotypes [extent of disease, need of surgery, age of onset, extra-intestinal manifestations and primary sclerosing cholangitis (PSC)] were conducted. The combination of 133 UC loci yielded good UC risk predictability [area under the curve (AUC) of 0.86]. A higher cumulative allele score predicted higher UC risk. Through LR, several lines of evidence for genetic interactions were identified and successfully replicated in the WTCCC cohort. The genetic interactions combined with the gene-smoking interaction significantly improved predictability in the model (AUC, from 0.86 to 0.89, P = 3.26E-05). Explained UC variance increased from 37 to 42 % after adding the interaction terms. A within case analysis found suggested genetic association with PSC. Our study demonstrates that the LR methodology allows the identification and replication of high-order genetic interactions in UC GWAS datasets. UC risk can be predicted by a 133 loci and improved by adding gene-gene and gene-environment interactions.

Indexed as

Epistasis, GeneticGene-Environment InteractionAllelesColitis, UlcerativeGenome-Wide Association StudyGenotypeHumansPhenotypePolymorphism, Single Nucleotide

Identifiers

PMID24241240
PMCPMC4064459
OpenAlexW2074177084

What OpenQuestion holds

Textmetadata
LicenceTDM
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.