Evidence map›Paper›PMID 12930753›Full record

ArticleGenetics2003

Natural selection drives Drosophila immune system evolution.

Todd A Schlenke, David J Begun

Open access · bronzeAbstract readComparative Study
In one paragraph

Article in Genetics, 2003. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 110 papers.

0numbers the graph read from it
0cells of the map it votes in
110citing papers in PubMed
3.0field-weighted citation impact, top 8% of its field
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

110 citing papers in PubMed, 183 citations in OpenAlex.

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50 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

2 authors at 1 institution in 1 country.

Todd A SchlenkeSection of Evolution and Ecology, Division of Biological Sciences, Storer Hall, University of California, Davis, CA 95616, USA. taschlenke@ucdavis.edu
David J Begun
University of California, Davis · US

Funding

POPULATION GENETICS OF D SIMULANS AND D MELANOGASTERR29GM055298 · NIGMS · UNIVERSITY OF TEXAS AUSTIN · PI BEGUN, DAVID J · 1997 to 2001
$206k
NIGMS NIH HHS GM 55298
6 · The paper itself

Abstract

Evidence from disparate sources suggests that natural selection may often play a role in the evolution of host immune system proteins. However, there have been few attempts to make general population genetic inferences on the basis of analysis of several immune-system-related genes from a single species. Here we present DNA polymorphism and divergence data from 34 genes thought to function in the innate immune system of Drosophila simulans and compare these data to those from 28 nonimmunity genes sequenced from the same lines. Several statistics, including average K(A)/K(S) ratio, average silent heterozygosity, and average haplotype diversity, significantly differ between the immunity and nonimmunity genes, suggesting an important role for directional selection in immune system protein evolution. In contrast to data from mammalian immunoglobulins and other proteins, we find no strong evidence for the selective maintenance of protein diversity in Drosophila immune system proteins. This may be a consequence of Drosophila's generalized innate immune response.

Indexed as

Evolution, MolecularImmune SystemSelection, GeneticAnimalsChromosomesCodonDrosophilaFemaleGene FrequencyGenes, InsectGenetic LinkageHaplotypesHeterozygoteMolecular Sequence DataMutationPolymorphism, GeneticCodon

Identifiers

PMID12930753
PMCPMC1462669
OpenAlexW1930545807

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.