Evidence map›Paper›PMID 29191947›Full record

ArticleEMBO molecular medicine2018

A proteomic network approach across the ALS-FTD disease spectrum resolves clinical phenotypes and genetic vulnerability in human brain.

Mfon E Umoh, Eric B Dammer, Jingting Dai, Duc M Duong, James J Lah, Allan I Levey, Marla Gearing, Jonathan D Glass, Nicholas T Seyfried

Open access · goldAbstract read
In one paragraph

Article in EMBO molecular medicine, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 109 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
109citing papers in PubMed, 1 pooled it
10.0field-weighted citation impact, top 1% 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

109 citing papers in PubMed, 1 synthesis or guideline pooled it, 173 citations in OpenAlex.

  1. Pooled it
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  5. Intrathecal (GActa neuropathologica communications · 2026
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49 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

9 authors at 1 institution in 1 country.

Mfon E UmohDepartment of Neurology, Emory University School of Medicine, Atlanta, GA, USA.
Eric B DammerCenter for Neurodegenerative Diseases, Emory University School of Medicine, Atlanta, GA, USA.
Jingting DaiCenter for Neurodegenerative Diseases, Emory University School of Medicine, Atlanta, GA, USA.
Duc M DuongCenter for Neurodegenerative Diseases, Emory University School of Medicine, Atlanta, GA, USA.
James J LahDepartment of Neurology, Emory University School of Medicine, Atlanta, GA, USA.
Allan I LeveyDepartment of Neurology, Emory University School of Medicine, Atlanta, GA, USA.
Marla GearingDepartment of Neurology, Emory University School of Medicine, Atlanta, GA, USA.
Jonathan D GlassDepartment of Neurology, Emory University School of Medicine, Atlanta, GA, USA jglas03@emory.edu nseyfri@emory.edu.ORCID 0000-0002-3295-4971
Nicholas T SeyfriedDepartment of Neurology, Emory University School of Medicine, Atlanta, GA, USA jglas03@emory.edu nseyfri@emory.edu.ORCID 0000-0002-4507-624X
Emory University · US

Funding

The Emory Alzheimer's Disease CenterP50AG025688 · NIA · EMORY UNIVERSITY · PI LEVEY, ALLAN I · 2005 to 2019
$25.7M
MEDICAL SCIENTIST TRAINING PROGRAMT32GM008169 · NIGMS · EMORY UNIVERSITY · PI GROSS, ROBERT E · 1987 to 2021
$20.3M
Discovery of Novel Proteomic Targets in Alzheimer's DiseaseU01AG046161 · NIA · EMORY UNIVERSITY · PI BENNETT, DAVID ALAN, GESCHWIND, DANIEL H · 2014 to 2018
$8.4M
ENNCF - Viral Vector CoreP30NS055077 · NINDS · EMORY UNIVERSITY · PI LEVEY, ALLAN I · 2008 to 2018
$6.8M
TRAINING IN TRANSLATIONAL RESEARCH IN NEUROLOGYT32NS007480 · NINDS · EMORY UNIVERSITY · PI LEVEY, ALLAN I · 2000 to 2020
$4.5M
Tau-Spliceosome Interactions in Alzheimer's DiseaseR01AG053960 · NIA · BAYLOR COLLEGE OF MEDICINE · PI SEYFRIED, NICHOLAS THOMAS, SHULMAN, JOSHUA M · 2016 to 2020
$3.2M
NIA NIH HHS P50 AG025688NIA NIH HHS R01 AG053960NIA NIH HHS U01 AG046161NIGMS NIH HHS T32 GM008169NINDS NIH HHS P30 NS055077NINDS NIH HHS T32 NS007480
6 · The paper itself

Abstract

Amyotrophic lateral sclerosis (ALS) and frontotemporal dementia (FTD) are neurodegenerative diseases with overlap in clinical presentation, neuropathology, and genetic underpinnings. The molecular basis for the overlap of these disorders is not well established. We performed a comparative unbiased mass spectrometry-based proteomic analysis of frontal cortical tissues from postmortem cases clinically defined as ALS, FTD, ALS and FTD (ALS/FTD), and controls. We also included a subset of patients with the C9orf72 expansion mutation, the most common genetic cause of both ALS and FTD Our systems-level analysis of the brain proteome integrated both differential expression and co-expression approaches to assess the relationship of these differences to clinical and pathological phenotypes. Weighted co-expression network analysis revealed 15 modules of co-expressed proteins, eight of which were significantly different across the ALS-FTD disease spectrum. These included modules associated with RNA binding proteins, synaptic transmission, and inflammation with cell-type specificity that showed correlation with TDP-43 pathology and cognitive dysfunction. Modules were also examined for their overlap with TDP-43 protein-protein interactions, revealing one module enriched with RNA-binding proteins and other causal ALS genes that increased in FTD/ALS and FTD cases. A module enriched with astrocyte and microglia proteins was significantly increased in ALS cases carrying the C9orf72 mutation compared to sporadic ALS cases, suggesting that the genetic expansion is associated with inflammation in the brain even without clinical evidence of dementia. Together, these findings highlight the utility of integrative systems-level proteomic approaches to resolve clinical phenotypes and genetic mechanisms underlying the ALS-FTD disease spectrum in human brain.

Indexed as

Gene Expression RegulationProtein Interaction MapsAmyotrophic Lateral SclerosisBrainC9orf72 ProteinDNA-Binding ProteinsFemaleFrontotemporal DementiaGene Regulatory NetworksHumansMaleMutationProtein Processing, Post-TranslationalProteolysisProteomeProteomicsC9orf72 ProteinC9orf72 protein, humanDNA-Binding ProteinsProteomeTARDBP protein, humanC9orf72 expansion mutationmass spectrometryneurodegenerationprotein co‐expressionTDP‐43

Identifiers

PMID29191947
PMCPMC5760858
OpenAlexW2774632856

What OpenQuestion holds

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LicenceCC BY
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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.