Evidence map›Paper›PMID 39538253›Full record

ArticleBioData mining2024

Deciphering the tissue-specific functional effect of Alzheimer risk SNPs with deep genome annotation.

Pradeep Varathan Pugalenthi, Bing He, Linhui Xie, Kwangsik Nho, Andrew J Saykin, Jingwen Yan

Abstract read
In one paragraph

Article in BioData mining, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–field-weighted citation impact
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

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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

3 citing papers in PubMed.

  1. Article
  2. Review
  3. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors.

Pradeep Varathan PugalenthiDepartment of Biomedical Engineering and Informatics, Indiana University Indianapolis, 420 University Blvd, Indianapolis, IN, 46202, USA.
Bing HeDepartment of Biomedical Engineering and Informatics, Indiana University Indianapolis, 420 University Blvd, Indianapolis, IN, 46202, USA.
Linhui XieDepartment of Electrical and Computer Engineering, Purdue University Indianapolis, 420 University Blvd, Indianapolis, IN, 46202, USA.
Kwangsik NhoDepartment of Radiology and Imaging Sciences, Indiana University School of Medicine, 550 University Blvd, Indianapolis, IN, 46202, USA.
Andrew J SaykinDepartment of Radiology and Imaging Sciences, Indiana University School of Medicine, 550 University Blvd, Indianapolis, IN, 46202, USA.
Jingwen YanDepartment of Biomedical Engineering and Informatics, Indiana University Indianapolis, 420 University Blvd, Indianapolis, IN, 46202, USA. jingyan@iu.edu.

Funding

Project 1U19AG024904 · NIA · NORTHERN CALIFORNIA INSTITUTE/RES/EDU · PI Paul S. Aisen · 2016 to 2026
$226.7M
Alzheimer's Disease Neuroimaging Initiative - SupplementU01AG024904 · NIA · NORTHERN CALIFORNIA INSTITUTE RES &EDUC · PI WEINER, MICHAEL W · 2004 to 2015
$121.0M
Peripheral and Central Biomarkers of Alzheimer's Disease in Diverse CohortsU19AG074879 · NIA · MAYO CLINIC JACKSONVILLE · PI Minerva Maria Carrasquillo · 2023 to 2026
$42.0M
Ultrascale Machine Learning to Empower Discovery in Alzheimers Disease BiobanksU01AG068057 · NIA · UNIVERSITY OF SOUTHERN CALIFORNIA · PI Christos Davatzikos, Heng Huang · 2020 to 2026
$20.7M
Characterizing the progression of Alzheimer's disease with multi-omic genetic and imaging dataR01AG081951 · NIA · INDIANA UNIVERSITY INDIANAPOLIS · PI Xiaoqian Wang, Jingwen Yan · 2024 to 2026
$1.9M
Gene co-expression underlying the connectomic alterations in Alzheimer's diseaseR21AG066135 · NIA · INDIANA UNIVERSITY INDIANAPOLIS · PI YAN, JINGWEN · 2019 to 2020
$428k
National Institute of Health U01AG068057, U19AG074879National Science Foundation CAREER award 1942394NIA NIH HHS R01 AG081951NIA NIH HHS R21 AG066135NIA NIH HHS U01 AG024904NIA NIH HHS U01 AG068057NIA NIH HHS U19 AG024904NIA NIH HHS U19 AG074879
6 · The paper itself

Abstract

Alzheimer's disease (AD) is a highly heritable brain dementia, along with substantial failure of cognitive function. Large-scale genome-wide association studies (GWASs) have led to a set of SNPs significantly associated with AD and related traits. GWAS hits usually emerge as clusters where a lead SNP with the highest significance is surrounded by other less significant neighboring SNPs. Although functionality is not guaranteed even with the strongest associations in GWASs, lead SNPs have historically been the focus of the field, with the remaining associations inferred to be redundant. Recent deep genome annotation tools enable the prediction of function from a segment of a DNA sequence with significantly improved precision, which allows in-silico mutagenesis to interrogate the functional effect of SNP alleles. In this project, we explored the impact of top AD GWAS hits around APOE region on chromatin functions and whether it will be altered by the genetic context (i.e., alleles of neighboring SNPs). Our results showed that highly correlated SNPs in the same LD block could have distinct impacts on downstream functions. Although some GWAS lead SNPs showed dominant functional effects regardless of the neighborhood SNP alleles, several other SNPs did exhibit enhanced loss or gain of function under certain genetic contexts, suggesting potential additional information hidden in the LD blocks.

Indexed as

Alzheimer’s diseaseChromatin featureGWAS annotation

Identifiers

PMID39538253
PMCPMC11558841

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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.