Evidence map›Paper›PMID 25614471›Full record

ArticleBioinformatics (Oxford, England)2015

Gaussian process test for high-throughput sequencing time series: application to experimental evolution.

Hande Topa, Ágnes Jónás, Robert Kofler, Carolin Kosiol, Antti Honkela

Abstract read
In one paragraph

Article in Bioinformatics (Oxford, England), 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing 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

27 citing papers in PubMed.

  1. Direct estimation of genotype fitness from time series.bioRxiv : the preprint server for biology · 2026
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  8. Inferring Epistasis from Genetic Time-series Data.Molecular biology and evolution · 2022
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  19. Quantifying Selection with Pool-Seq Time Series Data.Molecular biology and evolution · 2017
    Article
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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

5 authors.

Hande TopaHelsinki Institute for Information Technology (HIIT), Department of Information and Computer Science, Aalto University, Espoo, Finland, Institut für Populationsgenetik, Vetmeduni Vienna, 1210 Wien, Austria, Vienna Graduate School of Population Genetics, Wien, Austria and Helsinki Institute for Information Technology (HIIT), Department of Computer Science, University of Helsinki, Helsinki, Finland.
Ágnes JónásHelsinki Institute for Information Technology (HIIT), Department of Information and Computer Science, Aalto University, Espoo, Finland, Institut für Populationsgenetik, Vetmeduni Vienna, 1210 Wien, Austria, Vienna Graduate School of Population Genetics, Wien, Austria and Helsinki Institute for Information Technology (HIIT), Department of Computer Science, University of Helsinki, Helsinki, Finland Helsinki Institute for Information Technology (HIIT), Department of Information and Computer Science, Aalto University, Espoo, Finland, Institut für Populationsgenetik, Vetmeduni Vienna, 1210 Wien, Austria, Vienna Graduate School of Population Genetics, Wien, Austria and Helsinki Institute for Information Technology (HIIT), Department of Computer Science, University of Helsinki, Helsinki, Finland.
Robert KoflerHelsinki Institute for Information Technology (HIIT), Department of Information and Computer Science, Aalto University, Espoo, Finland, Institut für Populationsgenetik, Vetmeduni Vienna, 1210 Wien, Austria, Vienna Graduate School of Population Genetics, Wien, Austria and Helsinki Institute for Information Technology (HIIT), Department of Computer Science, University of Helsinki, Helsinki, Finland.
Carolin KosiolHelsinki Institute for Information Technology (HIIT), Department of Information and Computer Science, Aalto University, Espoo, Finland, Institut für Populationsgenetik, Vetmeduni Vienna, 1210 Wien, Austria, Vienna Graduate School of Population Genetics, Wien, Austria and Helsinki Institute for Information Technology (HIIT), Department of Computer Science, University of Helsinki, Helsinki, Finland.
Antti HonkelaHelsinki Institute for Information Technology (HIIT), Department of Information and Computer Science, Aalto University, Espoo, Finland, Institut für Populationsgenetik, Vetmeduni Vienna, 1210 Wien, Austria, Vienna Graduate School of Population Genetics, Wien, Austria and Helsinki Institute for Information Technology (HIIT), Department of Computer Science, University of Helsinki, Helsinki, Finland.

Funding

Austrian Science Fund FWF W 1225
6 · The paper itself

Abstract

motivationRecent advances in high-throughput sequencing (HTS) have made it possible to monitor genomes in great detail. New experiments not only use HTS to measure genomic features at one time point but also monitor them changing over time with the aim of identifying significant changes in their abundance. In population genetics, for example, allele frequencies are monitored over time to detect significant frequency changes that indicate selection pressures. Previous attempts at analyzing data from HTS experiments have been limited as they could not simultaneously include data at intermediate time points, replicate experiments and sources of uncertainty specific to HTS such as sequencing depth.

resultsWe present the beta-binomial Gaussian process model for ranking features with significant non-random variation in abundance over time. The features are assumed to represent proportions, such as proportion of an alternative allele in a population. We use the beta-binomial model to capture the uncertainty arising from finite sequencing depth and combine it with a Gaussian process model over the time series. In simulations that mimic the features of experimental evolution data, the proposed method clearly outperforms classical testing in average precision of finding selected alleles. We also present simulations exploring different experimental design choices and results on real data from Drosophila experimental evolution experiment in temperature adaptation. AVAILABILITY AND IMPLEMENTATION: R software implementing the test is available at https://github.com/handetopa/BBGP.

Indexed as

Evolution, MolecularGene FrequencyAllelesAnimalsDrosophilaGenomicsHigh-Throughput Nucleotide SequencingModels, StatisticalNormal DistributionPolymorphism, Single NucleotideSoftware

Identifiers

PMID25614471
PMCPMC4443671

What OpenQuestion holds

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LicenceCC BY
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Registered trials

None linked

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.