Heritability and genetic variance of dementia with Lewy bodies.
Dementia
Genetic correlation
Genetic variance
Lewy bodies
Journal
Neurobiology of disease
ISSN: 1095-953X
Titre abrégé: Neurobiol Dis
Pays: United States
ID NLM: 9500169
Informations de publication
Date de publication:
07 2019
07 2019
Historique:
received:
02
01
2019
revised:
23
03
2019
accepted:
02
04
2019
pubmed:
7
4
2019
medline:
10
1
2020
entrez:
7
4
2019
Statut:
ppublish
Résumé
Recent large-scale genetic studies have allowed for the first glimpse of the effects of common genetic variability in dementia with Lewy bodies (DLB), identifying risk variants with appreciable effect sizes. However, it is currently well established that a substantial portion of the genetic heritable component of complex traits is not captured by genome-wide significant SNPs. To overcome this issue, we have estimated the proportion of phenotypic variance explained by genetic variability (SNP heritability) in DLB using a method that is unbiased by allele frequency or linkage disequilibrium properties of the underlying variants. This shows that the heritability of DLB is nearly twice as high as previous estimates based on common variants only (31% vs 59.9%). We also determine the amount of phenotypic variance in DLB that can be explained by recent polygenic risk scores from either Parkinson's disease (PD) or Alzheimer's disease (AD), and show that, despite being highly significant, they explain a low amount of variance. Additionally, to identify pleiotropic events that might improve our understanding of the disease, we performed genetic correlation analyses of DLB with over 200 diseases and biomedically relevant traits. Our data shows that DLB has a positive correlation with education phenotypes, which is opposite to what occurs in AD. Overall, our data suggests that novel genetic risk factors for DLB should be identified by larger GWAS and these are likely to be independent from known AD and PD risk variants.
Identifiants
pubmed: 30953760
pii: S0969-9961(19)30095-6
doi: 10.1016/j.nbd.2019.04.004
pmc: PMC6588425
mid: NIHMS1526803
pii:
doi:
Types de publication
Journal Article
Research Support, N.I.H., Extramural
Research Support, Non-U.S. Gov't
Langues
eng
Sous-ensembles de citation
IM
Pagination
492-501Subventions
Organisme : Medical Research Council
ID : MR/K01417X/1
Pays : United Kingdom
Organisme : NINDS NIH HHS
ID : P50 NS053488
Pays : United States
Organisme : Parkinson's UK
ID : J-0804
Pays : United Kingdom
Organisme : NIA NIH HHS
ID : R01 AG033193
Pays : United States
Organisme : FIC NIH HHS
ID : R03 TW008019
Pays : United States
Organisme : Medical Research Council
ID : MR/J004758/1
Pays : United Kingdom
Organisme : Intramural NIH HHS
ID : ZIA NS003154
Pays : United States
Organisme : NINDS NIH HHS
ID : P50 NS038377
Pays : United States
Organisme : NIA NIH HHS
ID : R01 AG048349
Pays : United States
Organisme : Medical Research Council
ID : G0901254
Pays : United Kingdom
Organisme : NINDS NIH HHS
ID : P50 NS071674
Pays : United States
Organisme : Medical Research Council
ID : MR/L022656/1
Pays : United Kingdom
Organisme : NIA NIH HHS
ID : P30 AG010124
Pays : United States
Organisme : Intramural NIH HHS
ID : ZIA NS003154-01
Pays : United States
Organisme : Intramural NIH HHS
ID : Z01 AG000951
Pays : United States
Organisme : NINDS NIH HHS
ID : R01 NS078086
Pays : United States
Organisme : NHGRI NIH HHS
ID : U01 HG004446
Pays : United States
Organisme : Intramural NIH HHS
ID : ZIA AG000951-12
Pays : United States
Organisme : NINDS NIH HHS
ID : U01 NS100600
Pays : United States
Organisme : NIA NIH HHS
ID : P50 AG005131
Pays : United States
Organisme : NIA NIH HHS
ID : U24 AG021886
Pays : United States
Organisme : NINDS NIH HHS
ID : P50 NS038370
Pays : United States
Organisme : NIA NIH HHS
ID : P50 AG016574
Pays : United States
Organisme : NCI NIH HHS
ID : R01 CA141668
Pays : United States
Organisme : NIA NIH HHS
ID : P50 AG005146
Pays : United States
Organisme : Medical Research Council
ID : G1001253
Pays : United Kingdom
Organisme : NIA NIH HHS
ID : U01 AG032984
Pays : United States
Organisme : Medical Research Council
ID : MR/L016397/1
Pays : United Kingdom
Organisme : Medical Research Council
ID : MR/L501542/1
Pays : United Kingdom
Organisme : NIA NIH HHS
ID : P50 AG008702
Pays : United States
Organisme : Medical Research Council
ID : MR/L010305/1
Pays : United Kingdom
Organisme : Intramural NIH HHS
ID : Z01 ES101986
Pays : United States
Organisme : NCI NIH HHS
ID : P01 CA089392
Pays : United States
Organisme : NIA NIH HHS
ID : U01 AG016976
Pays : United States
Organisme : NIA NIH HHS
ID : P01 AG003991
Pays : United States
Organisme : NIA NIH HHS
ID : P50 AG005681
Pays : United States
Organisme : Medical Research Council
ID : G1001799
Pays : United Kingdom
Organisme : NIA NIH HHS
ID : P01 AG014248
Pays : United States
Organisme : NIA NIH HHS
ID : P30 AG062429
Pays : United States
Organisme : NHLBI NIH HHS
ID : R01 HL105756
Pays : United States
Organisme : NIDA NIH HHS
ID : P50 DA019706
Pays : United States
Organisme : Medical Research Council
ID : MR/N026004/1
Pays : United Kingdom
Organisme : Parkinson's UK
ID : G-1307
Pays : United Kingdom
Organisme : NHGRI NIH HHS
ID : HHSN268200782096C
Pays : United States
Organisme : NCI NIH HHS
ID : P50 CA084724
Pays : United States
Organisme : Medical Research Council
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Pays : United Kingdom
Organisme : Intramural NIH HHS
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Organisme : NINDS NIH HHS
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Pays : United States
Organisme : Medical Research Council
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Organisme : NINDS NIH HHS
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Organisme : NIA NIH HHS
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Organisme : NINDS NIH HHS
ID : U54 NS110435
Pays : United States
Organisme : NINDS NIH HHS
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Pays : United States
Organisme : Parkinson's UK
ID : J-0901
Pays : United Kingdom
Organisme : Medical Research Council
ID : G0400074
Pays : United Kingdom
Organisme : NCATS NIH HHS
ID : UL1 TR000040
Pays : United States
Organisme : Wellcome Trust
Pays : United Kingdom
Organisme : Medical Research Council
ID : MR/L023784/2
Pays : United Kingdom
Organisme : Medical Research Council
ID : G0701075
Pays : United Kingdom
Organisme : NIA NIH HHS
ID : U01 AG006786
Pays : United States
Organisme : Medical Research Council
ID : G0502157
Pays : United Kingdom
Informations de copyright
Copyright © 2019 Elsevier Inc. All rights reserved.
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