Evidence map›Paper›PMID 19712483›Full record

ArticleBMC genomics2009

Weighted gene co-expression network analysis of the peripheral blood from Amyotrophic Lateral Sclerosis patients.

Christiaan G J Saris, Steve Horvath, Paul W J van Vught, Michael A van Es, Hylke M Blauw, Tova F Fuller, Peter Langfelder, Joseph DeYoung, John H J Wokke, Jan H Veldink and 2 more

Open access · goldAbstract read
In one paragraph

Article in BMC genomics, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 108 papers.

0numbers the graph read from it
0cells of the map it votes in
108citing papers in PubMed
7.4field-weighted citation impact, top 3% 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

108 citing papers in PubMed, 211 citations in OpenAlex.

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48 more citing papers are in PubMed but not listed here.

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

12 authors at 3 institutions in 2 countries.

Christiaan G J SarisDepartment of Neurology, Rudolf Magnus Institute of Neuroscience, University Medical Center Utrecht, Utrecht 3584 CX, the Netherlands. c.g.j.saris@umcutrecht.nl
Steve Horvath
Paul W J van Vught
Michael A van Es
Hylke M Blauw
Tova F Fuller
Peter Langfelder
Joseph DeYoung
John H J Wokke
Jan H Veldink
Leonard H van den Berg
Roel A Ophoff
University Medical Center Utrecht · NLUniversity of California, Los Angeles · USUtrecht University · NL

Funding

Women's CancersP30CA016042 · NCI · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI Samuel Wheeler French · 1985 to 2026
$134.5M
UCLA SPORE IN PROSTATE CANCERP50CA092131 · NCI · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI FREEMAN, MICHAEL R · 2002 to 2023
$42.6M
Quantitative Biology CoreU19AI063603 · NIAID · SCRIPPS RESEARCH INSTITUTE, THE · PI SCHORK, NICHOLAS JOSEPH · 2004 to 2015
$26.4M
Training Grant in Genomic Analysis and InterpretationT32HG002536 · NHGRI · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI Valerie A Arboleda, Harold Pimentel · 2002 to 2026
$8.6M
Genetics of Gene Expression and Gene Mapping for Amytrophic Lateral SclerosisR01NS058980 · NINDS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI OPHOFF, ROEL A · 2008 to 2012
$1.6M
Gene expression networks for metabolic syndrome traits in miceR01DK072206 · NIDDK · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI DRAKE, THOMAS A · 2006 to 2010
$1.5M
NCI NIH HHS 5P30CA016042-28NCI NIH HHS P30 CA016042NCI NIH HHS P50 CA092131NCI NIH HHS P50CA092131NHGRI NIH HHS T32 HG002536NIAID NIH HHS 1U19AI063603-01NIAID NIH HHS U19 AI063603NIDDK NIH HHS DK072206NIDDK NIH HHS R01 DK072206NINDS NIH HHS 1R01NS058980NINDS NIH HHS R01 NS058980
6 · The paper itself

Abstract

backgroundAmyotrophic Lateral Sclerosis (ALS) is a lethal disorder characterized by progressive degeneration of motor neurons in the brain and spinal cord. Diagnosis is mainly based on clinical symptoms, and there is currently no therapy to stop the disease or slow its progression. Since access to spinal cord tissue is not possible at disease onset, we investigated changes in gene expression profiles in whole blood of ALS patients.

resultsOur transcriptional study showed dramatic changes in blood of ALS patients; 2,300 probes (9.4%) showed significant differential expression in a discovery dataset consisting of 30 ALS patients and 30 healthy controls. Weighted gene co-expression network analysis (WGCNA) was used to find disease-related networks (modules) and disease related hub genes. Two large co-expression modules were found to be associated with ALS. Our findings were replicated in a second (30 patients and 30 controls) and third dataset (63 patients and 63 controls), thereby demonstrating a highly significant and consistent association of two large co-expression modules with ALS disease status. Ingenuity Pathway Analysis of the ALS related module genes implicates enrichment of functional categories related to genetic disorders, neurodegeneration of the nervous system and inflammatory disease. The ALS related modules contain a number of candidate genes possibly involved in pathogenesis of ALS.

conclusionThis first large-scale blood gene expression study in ALS observed distinct patterns between cases and controls which may provide opportunities for biomarker development as well as new insights into the molecular mechanisms of the disease.

Indexed as

Gene Expression ProfilingAdultAgedAmyotrophic Lateral SclerosisCase-Control StudiesCluster AnalysisFemaleGenome, HumanHumansMaleMiddle AgedRNA, MessengerYoung AdultRNA, Messenger

Identifiers

PMID19712483
PMCPMC2743717
OpenAlexW2111104903

What OpenQuestion holds

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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.