Evidence map›Paper›PMID 33510465›Full record

ArticleHeredity2021

Sex-specific responses to cold in a very cold-tolerant, northern Drosophila species.

Darren J Parker, Tapio Envall, Michael G Ritchie, Maaria Kankare

Abstract read
In one paragraph

Article in Heredity, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing 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

13 citing papers in PubMed.

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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

4 authors.

Darren J ParkerDepartment of Ecology and Evolution, University of Lausanne, Lausanne, Switzerland. DarrenJames.Parker@unil.ch.ORCID http://orcid.org/0000-0003-4027-7779
Tapio EnvallDepartment of Biological and Environmental Science, University of Jyväskylä, Jyväskylä, Finland.
Michael G RitchieCenter for Biological Diversity, School of Biology, University of St. Andrews, Fife, Scotland, UK.ORCID http://orcid.org/0000-0001-7913-8675
Maaria KankareDepartment of Biological and Environmental Science, University of Jyväskylä, Jyväskylä, Finland.ORCID http://orcid.org/0000-0003-1541-9050

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Organisms can plastically alter resource allocation in response to changing environmental factors. For example, in harsh conditions, organisms are expected to shift investment from reproduction toward survival; however, the factors and mechanisms that govern the magnitude of such shifts are relatively poorly studied. Here we compared the impact of cold on males and females of the highly cold-tolerant species Drosophila montana at the phenotypic and transcriptomic levels. Although both sexes showed similar changes in cold tolerance and gene expression in response to cold treatment, indicating that the majority of changes are concordant between the sexes, we identified a clear reduction in sexually dimorphic gene expression, suggesting that preparing for the colder season involves reducing investment in sex-specific traits. This reduction was larger in males than females, as expected if male sexual traits are more condition-dependent than female traits, as predicted by theory. Gene expression changes were primarily associated with shifts in metabolic profile, which likely play a role in increasing cold tolerance. Finally, we found that the expression of immune genes was reduced following cold treatment, suggesting that reduced investment in costly immune function may be important in helping flies survive colder periods.

Indexed as

DrosophilaReproductionAnimalsCold TemperatureFemaleMalePhenotypeSex CharacteristicsTranscriptome

Identifiers

PMID33510465
PMCPMC8182794

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.