Evidence map›Paper›PMID 28402327›Full record

ArticleHeredity2017

Conserved G-matrices of morphological and life-history traits among continental and island blue tit populations.

B Delahaie, A Charmantier, S Chantepie, D Garant, M Porlier, C Teplitsky

Abstract read
In one paragraph

Article in Heredity, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 1 pooled it
–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

19 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  15. Antagonistic selection and pleiotropy constrain the evolution of plant chemical defenses.Evolution; international journal of organic evolution · 2019
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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

6 authors.

B DelahaieCentre d'Ecologie Fonctionnelle et Evolutive, CNRS-UMR5175 CEFE, Montpellier, France.ORCID 0000-0002-4250-2266
A CharmantierCentre d'Ecologie Fonctionnelle et Evolutive, CNRS-UMR5175 CEFE, Montpellier, France.
S ChantepieLaboratoire d'Écologie Alpine, Université Grenoble Alpes, Unité Mixte de Recherche 5533 CNRS, Grenoble, France.
D GarantDépartement de biologie, Université de Sherbrooke, Sherbrooke, Quebec, Canada.
M PorlierDépartement de biologie, Université de Sherbrooke, Sherbrooke, Quebec, Canada.
C TeplitskyCentre d'Ecologie Fonctionnelle et Evolutive, CNRS-UMR5175 CEFE, Montpellier, France.

Funding

European Research Council 337365
6 · The paper itself

Abstract

The genetic variance-covariance matrix (G-matrix) summarizes the genetic architecture of multiple traits. It has a central role in the understanding of phenotypic divergence and the quantification of the evolutionary potential of populations. Laboratory experiments have shown that G-matrices can vary rapidly under divergent selective pressures. However, because of the demanding nature of G-matrix estimation and comparison in wild populations, the extent of its spatial variability remains largely unknown. In this study, we investigate spatial variation in G-matrices for morphological and life-history traits using long-term data sets from one continental and three island populations of blue tit (Cyanistes caeruleus) that have experienced contrasting population history and selective environment. We found no evidence for differences in G-matrices among populations. Interestingly, the phenotypic variance-covariance matrices (P) were divergent across populations, suggesting that using P as a substitute for G may be inadequate. These analyses also provide the first evidence in wild populations for additive genetic variation in the incubation period (that is, the period between last egg laid and hatching) in all four populations. Altogether, our results suggest that G-matrices may be stable across populations inhabiting contrasted environments, therefore challenging the results of previous simulation studies and laboratory experiments.

Indexed as

Genetics, PopulationGenetic VariationModels, GeneticAnimalsFemaleIslandsLife History TraitsMalePasseriformesPedigreePhenotype

Identifiers

PMID28402327
PMCPMC5510724

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.