Evidence map›Paper›PMID 26913989›Full record

ArticleAnnals of neurology2016

Shared genetic contribution to Ischaemic Stroke and Alzheimer's Disease.

Matthew Traylor, Poneh Adib-Samii, Denise Harold, Alzheimer's Disease Neuroimaging Initiative, International Stroke Genetics Consortium (ISGC), UK Young Lacunar Stroke DNA resource, Martin Dichgans, Julie Williams, Cathryn M Lewis, Hugh S Markus, METASTROKE and 1 more

Open access · hybridAbstract read
In one paragraph

Article in Annals of neurology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed, 3 pooled it
8.4field-weighted citation impact, top 2% 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

46 citing papers in PubMed, 3 syntheses or guidelines pooled it, 72 citations in OpenAlex.

  1. Pooled it
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  4. Article
  5. Local genetic correlation analysis of Alzheimer's disease and stroke implicatesmedRxiv : the preprint server for health sciences · 2025
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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

11 authors at 6 institutions in 3 countries.

Matthew TraylorStroke Research Group, Department of Clinical Neurosciences, University of Cambridge, Cambridge, UK.
Poneh Adib-SamiiStroke and Dementia Research Centre, St George's University of London, London, UK.
Denise HaroldSchool of Biotechnology, Dublin City University, Dublin, Ireland.
Alzheimer's Disease Neuroimaging Initiative
International Stroke Genetics Consortium (ISGC), UK Young Lacunar Stroke DNA resource
Martin DichgansInstitute for Stroke and Dementia Research, Klinikum der Universität München, Ludwig-Maximilians-Universität, Munich, Germany.
Julie WilliamsMedical Research Council (MRC) Centre for Neuropsychiatric Genetics and Genomics, Department of Psychological Medicine and Neurology, School of Medicine, Cardiff University, Cardiff, UK.
Cathryn M LewisDepartment of Medical & Molecular Genetics, King's College London, London, UK.
Hugh S MarkusStroke Research Group, Department of Clinical Neurosciences, University of Cambridge, Cambridge, UK.
METASTROKE
International Genomics of Alzheimer's Project (IGAP), investigators
University of Cambridge · GBDublin City University · IEKing's College London · GBMedical Research Council · GBMunich Cluster for Systems Neurology · DESt George's, University of London · GB

Funding

Epidemiology of Familial Late-Onset Alzheimer's DiseaseR01AG041797 · NIA · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI MAYEUX, RICHARD P · 2012 to 2016
$4.2M
Medical Research Council G0801418Medical Research Council G0900295Medical Research Council G0902227Medical Research Council MR/K013041/1Medical Research Council MR/K026992/1Medical Research Council MR/L010305/1Medical Research Council MR/L023784/1Medical Research Council MR/L023784/2Medical Research Council MR/L501517/1NIA NIH HHS R01 AG041797Wellcome Trust
6 · The paper itself

Abstract

objectiveIncreasing evidence suggests epidemiological and pathological links between Alzheimer's disease (AD) and Ischaemic Stroke (IS). We investigated the evidence that shared genetic factors underpin the two diseases.

methodsUsing genome wide association study (GWAS) data from METASTROKE+ (15,916 IS cases and 68,826 controls) and IGAP (17,008 AD cases and 37,154 controls), we evaluated known associations with AD and IS. On the subset of data for which we could obtain compatible genotype-level data (4,610 IS cases, 1,281 AD cases and 14,320 controls), we estimated the genome-wide genetic correlation (rG) between AD and IS, and the three subtypes (cardioembolic, small vessel, large vessel), using genome-wide SNP data. We then performed a meta-analysis and pathway analysis in the combined AD and small vessel stroke datasets to identify the SNPs and molecular pathways through which disease risk may be conferred.

resultsWe found evidence of a shared genetic contribution between AD and small vessel stroke (rG(SE)=0.37(0.17); p=0.011). Conversely, there was no evidence to support shared genetic factors in AD and IS overall, or with the other stroke subtypes. Of the known GWAS associations with IS or AD, none reached significance for association with the other trait (or stroke subtypes). A meta-analysis of AD IGAP and METASTROKE+ small vessel stroke GWAS data highlighted a region (ATP5H/KCTD2/ICT1), associated with both diseases (p=1.8x10

interpretationOur findings indicate shared genetic susceptibility to AD and small vessel stroke and highlight potential causal pathways and loci. This article is protected by copyright. All rights reserved.

Identifiers

PMID26913989
PMCPMC4864940
OpenAlexW2327513687

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Read underepoch 390

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.