Evidence map›Paper›PMID 22201169›Full record

ArticlePhilosophical transactions of the Royal Society of London. Series B, Biological sciences2012

Extensive linkage disequilibrium and parallel adaptive divergence across threespine stickleback genomes.

Paul A Hohenlohe, Susan Bassham, Mark Currey, William A Cresko

Abstract read
In one paragraph

Article in Philosophical transactions of the Royal Society of London. Series B, Biological sciences, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 88 papers.

0numbers the graph read from it
0cells of the map it votes in
88citing 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

88 citing papers in PubMed.

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28 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.

Paul A HohenloheInstitute of Ecology and Evolution, University of Oregon, Eugene, OR 97403-5289, USA.
Susan Bassham
Mark Currey
William A Cresko

Funding

Rapid and cost-efficient genotyping tools for stuides of threespine sticklebackR24GM079486 · NIGMS · UNIVERSITY OF OREGON · PI CRESKO, WILLIAM A · 2007 to 2010
$708k
Mechanisms of dermoskeletal development in fishF32GM078949 · NIGMS · UNIVERSITY OF OREGON · PI BASSHAM, SUSAN LEE · 2007 to 2008
$112k
Microevolution of conserved developmental genesF32GM076995 · NIGMS · OREGON STATE UNIVERSITY · PI HOHENLOHE, PAUL A · 2006 to 2007
$110k
NIGMS NIH HHS 1R24GM079486-01A1NIGMS NIH HHS 5F32GM076995NIGMS NIH HHS F32 GM076995NIGMS NIH HHS F32 GM078949NIGMS NIH HHS R24 GM079486
6 · The paper itself

Abstract

Population genomic studies are beginning to provide a more comprehensive view of dynamic genome-scale processes in evolution. Patterns of genomic architecture, such as genomic islands of increased divergence, may be important for adaptive population differentiation and speciation. We used next-generation sequencing data to examine the patterns of local and long-distance linkage disequilibrium (LD) across oceanic and freshwater populations of threespine stickleback, a useful model for studies of evolution and speciation. We looked for associations between LD and signatures of divergent selection, and assessed the role of recombination rate variation in generating LD patterns. As predicted under the traditional biogeographic model of unidirectional gene flow from ancestral oceanic to derived freshwater stickleback populations, we found extensive local and long-distance LD in fresh water. Surprisingly, oceanic populations showed similar patterns of elevated LD, notably between large genomic regions previously implicated in adaptation to fresh water. These results support an alternative biogeographic model for the stickleback radiation, one of a metapopulation with appreciable bi-directional gene flow combined with strong divergent selection between oceanic and freshwater populations. As predicted by theory, these processes can maintain LD within and among genomic islands of divergence. These findings suggest that the genomic architecture in oceanic stickleback populations may provide a mechanism for the rapid re-assembly and evolution of multi-locus genotypes in newly colonized freshwater habitats, and may help explain genetic mapping of parallel phenotypic variation to similar loci across independent freshwater populations.

Indexed as

GenomeLinkage DisequilibriumAdaptation, BiologicalAnimalsChromosomesEcosystemEvolution, MolecularFresh WaterGene FlowGenetic LociGenetic SpeciationGenetics, PopulationGenetic VariationHaplotypesModels, GeneticOceans and Seas

Identifiers

PMID22201169
PMCPMC3233713

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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.