Evidence map›Paper›PMID 28197550›Full record

ArticleeNeuro

Sexually Dimorphic Risk Mitigation Strategies in Rats.

Blake A Pellman, Bryan P Schuessler, Mohini Tellakat, Jeansok J Kim

Abstract read
In one paragraph

Article in eNeuro. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing 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

41 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.

Blake A PellmanDepartment of Psychology, University of Washington , Seattle, Washington 98195-1525.
Bryan P SchuesslerDepartment of Psychology, University of Washington , Seattle, Washington 98195-1525.
Mohini TellakatDepartment of Psychology, University of Texas at Austin , Austin, Texas 78712.ORCID 0000-0002-3031-5412
Jeansok J KimDepartment of Psychology, University of Washington, Seattle, Washington 98195-1525; Program in Neuroscience, University of Washington, Seattle, Washington 98195-1525.ORCID 0000-0001-7964-106X

Funding

Fear and Natural Risky Decisions in RatsR01MH099073 · NIMH · UNIVERSITY OF WASHINGTON · PI KIM, JEANSOK JOHN · 2013 to 2022
$3.9M
NIMH NIH HHS R01 MH099073
6 · The paper itself

Abstract

The scientific understanding of fear and anxiety-in both normal and pathological forms-is presently limited by a predominance of studies that use male animals and Pavlovian fear conditioning-centered paradigms that restrict and assess specific behaviors (e.g., freezing) over brief sampling periods and overlook the broader contributions of the spatiotemporal context to an animal's behavioral responses to threats. Here, we use a risky "closed economy" system, in which the need to acquire food and water and the need to avoid threats are simultaneously integrated into the lives of rats, to examine sex differences in mitigating threat risk while foraging. Rats lived for an extended period (∼2 months) in enlarged chambers that consisted of a safe, bedded nest and a risky foraging area where footshocks could be delivered unpredictably. We observed that male and female rats used different strategies for responding to the threat of footshock. Whereas male rats increased the size of meals consumed to reduce the overall time spent foraging, female rats sacrificed their metabolic needs in order to avoid shocks. Ovarian hormone fluctuations were shown to exert slight but reliable rhythmic effects on risky decision-making in gonadally intact female rats. However, this did not produce significant differences in approach-avoidance trade-offs between ovariectomized and intact female groups, suggesting that male-female sex differences are not due to the activational effects of gonadal hormones but, rather, are likely to be organized during early development.

Indexed as

Sex CharacteristicsAnimalsAvoidance LearningConditioning, ClassicalCorticotropin-Releasing HormoneElectroshockEstrous CycleExtinction, PsychologicalFearFeeding BehaviorFemaleFourier AnalysisHormonesMaleMaze LearningMotor ActivityCorticotropin-Releasing HormoneHormonesanxietydecision-makingfearforaging behaviorsex differences

Identifiers

PMID28197550
PMCPMC5292597

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.