Evidence map›Paper›PMID 28849564›Full record

ArticleMethods in molecular biology (Clifton, N.J.)2017

A Weighted SNP Correlation Network Method for Estimating Polygenic Risk Scores.

Morgan E Levine, Peter Langfelder, Steve Horvath

Abstract read
In one paragraph

Article in Methods in molecular biology (Clifton, N.J.), 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

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

7 citing papers in PubMed.

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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

3 authors.

Morgan E LevineDepartment of Human Genetics, University of California, Box 708822, 695 Charles E. Young Drive South, Los Angeles, CA, 90095, USA. melevine@mednet.ucla.edu.
Peter LangfelderSemel Institute for Neuroscience and Human Behavior, University of California, Los Angeles, CA, 90095, USA.
Steve HorvathDepartment of Human Genetics, University of California, Box 708822, 695 Charles E. Young Drive South, Los Angeles, CA, 90095, USA.

Funding

Systems genetic and reverse phenotypic analysis of age and retirementR01AG042511 · NIA · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI HORVATH, STEVE · 2013 to 2016
$1.3M
NIA NIH HHS R01 AG042511
6 · The paper itself

Abstract

Polygenic scores are useful for examining the joint associations of genetic markers. However, because traditional methods involve summing weighted allele counts, they may fail to capture the complex nature of biology. Here we describe a network-based method, which we call weighted SNP correlation network analysis (WSCNA), and demonstrate how it could be used to generate meaningful polygenic scores. Using data on human height in a US population of non-Hispanic whites, we illustrate how this method can be used to identify SNP networks from GWAS data, create network-specific polygenic scores, examine network topology to identify hub SNPs, and gain biological insights into complex traits. In our example, we show that this method explains a larger proportion of the variance in human height than traditional polygenic score methods. We also identify hub genes and pathways that have previously been identified as influencing human height. In moving forward, this method may be useful for generating genetic susceptibility measures for other health related traits, examining genetic pleiotropy, identifying at-risk individuals, examining gene score by environmental effects, and gaining a deeper understanding of the underlying biology of complex traits.

Indexed as

Multifactorial InheritancePolymorphism, Single NucleotideBody HeightComputational BiologyDatabases, GeneticGene Regulatory NetworksGenome-Wide Association StudyHumansUnited StatesWhite PeopleGWASHeightPolygenic scoreWeighted network

Identifiers

PMID28849564
PMCPMC5998804

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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.