Evidence map›Paper›PMID 19503600›Full record

ArticlePLoS genetics2009

Pervasive natural selection in the Drosophila genome?

Guy Sella, Dmitri A Petrov, Molly Przeworski, Peter Andolfatto

Abstract read
In one paragraph

Article in PLoS genetics, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 211 papers.

0numbers the graph read from it
0cells of the map it votes in
211citing 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

211 citing papers in PubMed.

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  13. The contribution of gene flow, selection, and genetic drift to five thousand years of human allele frequency change.Proceedings of the National Academy of Sciences of the United States of America · 2024
    Article
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151 more citing papers are in PubMed but not listed here.

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

4 authors.

Guy SellaDepartment of Evolution, Systematics and Ecology, The Hebrew University, Jerusalem, Israel. gsella@math.huji.ac.il
Dmitri A Petrov
Molly Przeworski
Peter Andolfatto

Funding

Genomic Basis of Vertebrate DiversityP50HG002568 · NHGRI · STANFORD UNIVERSITY · PI KINGSLEY, DAVID M · 2002 to 2011
$29.2M
Patterns of background nucleotide substitution in the human lineageR01GM077368 · NIGMS · STANFORD UNIVERSITY · PI PETROV, DMITRI · 2006 to 2010
$989k
Identifying human adaptations: theory and applicationsR01GM072861 · NIGMS · UNIVERSITY OF CHICAGO · PI PRZEWORSKI, MOLLY F · 2005 to 2009
$982k
NHGRI NIH HHS HG002568-07NHGRI NIH HHS P50 HG002568NIGMS NIH HHS GM077368NIGMS NIH HHS GM72861NIGMS NIH HHS R01 GM072861NIGMS NIH HHS R01 GM077368
6 · The paper itself

Abstract

Over the past four decades, the predominant view of molecular evolution saw little connection between natural selection and genome evolution, assuming that the functionally constrained fraction of the genome is relatively small and that adaptation is sufficiently infrequent to play little role in shaping patterns of variation within and even between species. Recent evidence from Drosophila, reviewed here, suggests that this view may be invalid. Analyses of genetic variation within and between species reveal that much of the Drosophila genome is under purifying selection, and thus of functional importance, and that a large fraction of coding and noncoding differences between species are adaptive. The findings further indicate that, in Drosophila, adaptations may be both common and strong enough that the fate of neutral mutations depends on their chance linkage to adaptive mutations as much as on the vagaries of genetic drift. The emerging evidence has implications for a wide variety of fields, from conservation genetics to bioinformatics, and presents challenges to modelers and experimentalists alike.

Indexed as

Selection, GeneticAnimalsDrosophilaEvolution, MolecularGenetic VariationGenome, InsectMutation

Identifiers

PMID19503600
PMCPMC2684638

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.