Evidence map›Paper›PMID 36610715›Full record

ArticleGenetics2023

Estimating linkage disequilibrium and selection from allele frequency trajectories.

Yunxiao Li, John P Barton

Abstract read
In one paragraph

Article in Genetics, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

11 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

2 authors.

Yunxiao LiDepartment of Physics and Astronomy, University of California, Riverside, CA 92521, USA.ORCID 0000-0002-5537-3774
John P BartonDepartment of Physics and Astronomy, University of California, Riverside, CA 92521, USA.ORCID 0000-0003-1467-421X

Funding

Methods for quantifying selection in evolving populationsR35GM138233 · NIGMS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI BARTON, JOHN P · 2020 to 2024
$1.9M
NIGMS NIH HHS R35 GM138233
6 · The paper itself

Abstract

Genetic sequences collected over time provide an exciting opportunity to study natural selection. In such studies, it is important to account for linkage disequilibrium to accurately measure selection and to distinguish between selection and other effects that can cause changes in allele frequencies, such as genetic hitchhiking or clonal interference. However, most high-throughput sequencing methods cannot directly measure linkage due to short-read lengths. Here we develop a simple method to estimate linkage disequilibrium from time-series allele frequencies. This reconstructed linkage information can then be combined with other inference methods to infer the fitness effects of individual mutations. Simulations show that our approach reliably outperforms inference that ignores linkage disequilibrium and, with sufficient sampling, performs similarly to inference using the true linkage information. We also introduce two regularization methods derived from random matrix theory that help to preserve its performance under limited sampling effects. Overall, our method enables the use of linkage-aware inference methods even for data sets where only allele frequency time series are available.

Indexed as

High-Throughput Nucleotide SequencingSelection, GeneticGene FrequencyLinkage DisequilibriumMutationallele frequency time seriescovariance estimationgenetic linkageselection coefficientsshort-read datastatistical inference

Identifiers

PMID36610715
PMCPMC9991507

What OpenQuestion holds

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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.