Evidence map›Paper›PMID 28439669›Full record

ArticleJournal of comparative physiology. B, Biochemical, systemic, and environmental physiology2017

Effects of desiccation and starvation on thermal tolerance and the heat-shock response in forest ants.

Andrew D Nguyen, Kerri DeNovellis, Skyler Resendez, Jeremy D Pustilnik, Nicholas J Gotelli, Joel D Parker, Sara Helms Cahan

Abstract read
PubMed Publisher
In one paragraph

Article in Journal of comparative physiology. B, Biochemical, systemic, and environmental physiology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
5.1field-weighted citation impact, top 5% 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

16 citing papers in PubMed, 47 citations in OpenAlex.

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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

7 authors at 2 institutions in 1 country.

Andrew D NguyenDepartment of Biology, University of Vermont, 109 Carrigan Drive, Burlington, VT, 05405, USA. anbe642@gmail.com.
Kerri DeNovellisDepartment of Biology, University of Vermont, 109 Carrigan Drive, Burlington, VT, 05405, USA.
Skyler ResendezBiological Sciences, State University of New York Plattsburgh, 101 Broad St, Plattsburgh, NY, 12901, USA.
Jeremy D PustilnikDepartment of Biology, University of Vermont, 109 Carrigan Drive, Burlington, VT, 05405, USA.
Nicholas J GotelliDepartment of Biology, University of Vermont, 109 Carrigan Drive, Burlington, VT, 05405, USA.
Joel D ParkerBiological Sciences, State University of New York Plattsburgh, 101 Broad St, Plattsburgh, NY, 12901, USA.
Sara Helms CahanDepartment of Biology, University of Vermont, 109 Carrigan Drive, Burlington, VT, 05405, USA.
University of Vermont · USSUNY Plattsburgh · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Temperature increases associated with global climate change are likely to be accompanied by additional environmental stressors such as desiccation and food limitation, which may alter how temperature impacts organismal performance. To investigate how interactions between stressors influence thermal tolerance in the common forest ant, Aphaenogaster picea, we compared the thermal resistance of workers to heat shock with and without pre-exposure to desiccation or starvation stress. Knockdown (KD) time at 40.5 °C of desiccated ants was reduced 6% compared to controls, although longer exposure to desiccation did not further reduce thermal tolerance. Starvation, in contrast, had an increasingly severe effect on thermal tolerance: at 21 days, average KD time of starved ants was reduced by 65% compared to controls. To test whether reduction in thermal tolerance results from impairment of the heat-shock response, we measured basal gene expression and transcriptional induction of two heat-shock proteins (hsp70 and hsp40) in treated and control ants. We found no evidence that either stressor impaired the Hsp response: both desiccation and starvation slightly increased basal Hsp expression under severe stress conditions and did not affect the magnitude of induction under heat shock. These results suggest that the co-occurrence of multiple environmental stressors predicted by climate change models may make populations more vulnerable to future warming than is suggested by the results of single-factor heating experiments.

Indexed as

AnimalsAntsClimate ChangeDehydrationForestsHeat-Shock ResponseHot TemperatureHSP40 Heat-Shock ProteinsHSP70 Heat-Shock ProteinsInsect ProteinsStarvationThermotoleranceHSP40 Heat-Shock ProteinsHSP70 Heat-Shock ProteinsInsect ProteinsAntsDesiccationHeat-shock proteinsHeat-shock responseStarvationThermal tolerance

Identifiers

PMID28439669
OpenAlexW2608243780

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.