Evidence map›Paper›PMID 31580931›Full record

Trial reportBrain, behavior, and immunity2020

Effects of stress-induced inflammation on reward processing in healthy young women.

Chloe C Boyle, Annette L Stanton, Naomi I Eisenberger, Teresa E Seeman, Julienne E Bower

Registry-linked trialAbstract readRandomized Controlled Trial
In one paragraph

Trial report in Brain, behavior, and immunity, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03828604 (Stress-Induced Inflammation and Reward Processing), which is not on this map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing 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.

NCT03828604 nacompletednot on this map

Stress-Induced Inflammation and Reward Processing

TypeinterventionalSponsorUniversity of California, Los AngelesRan2017 to 2018Enrolled57ConditionsStress, PsychologicalArmsStress, Trier Social Stress Task, Placebo Trier Social Stress Task
3 · Its place in the literature

Who cites it

19 citing papers in PubMed.

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  5. Estrous cycle stage gates the effect of stress on reward learning.Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2026
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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

5 authors.

Chloe C BoyleNorman Cousins Center for Psychoneuroimmunology, Semel Institute for Neuroscience and Behavior, University of California, Los Angeles, CA 90095, United States. Electronic address: ccboyle@ucla.edu.
Annette L StantonNorman Cousins Center for Psychoneuroimmunology, Semel Institute for Neuroscience and Behavior, University of California, Los Angeles, CA 90095, United States; Department of Psychiatry and Biobehavioral Sciences, University of California, Los Angeles, CA 90095, United States; Department of Psychology, University of California, Los Angeles, CA 90095, United States.
Naomi I EisenbergerDepartment of Psychology, University of California, Los Angeles, CA 90095, United States.
Teresa E SeemanGeffen School of Medicine, University of California, Los Angeles, CA 90095, United States.
Julienne E BowerNorman Cousins Center for Psychoneuroimmunology, Semel Institute for Neuroscience and Behavior, University of California, Los Angeles, CA 90095, United States; Department of Psychiatry and Biobehavioral Sciences, University of California, Los Angeles, CA 90095, United States; Department of Psychology, University of California, Los Angeles, CA 90095, United States.

Funding

UCLA Clinical Translational Science InstituteUL1TR001881 · NCATS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI ARLEEN F. BROWN, ARASH NAEIM · 2016 to 2026
$118.1M
Scientific and Technical CoreP2CHD041022 · NICHD · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI Martha Jane Bailey · 2016 to 2026
$6.9M
NCATS NIH HHS UL1 TR001881NICHD NIH HHS P2C HD041022
6 · The paper itself

Abstract

backgroundAnhedonia, or loss of interest or pleasure, is a feature of depression and transdiagnostic construct in psychopathology. Theory and compelling evidence from preclinical models implicates stress-induced inflammation as a psychobiological pathway to anhedonic behavior; however, this pathway has not been tested in human models. Further, although anhedonia may reflect dysregulation in multiple dimensions of reward, the extent to which stress-induced inflammation alters these dimensions is unclear. Thus, the current experimental study used a standardized laboratory stressor task to elicit an inflammatory response and evaluate effects of stress-induced inflammation on multiple behavioral indices of reward processing.

methodsHealthy young women (age 18-25) completed behavioral reward tasks assessing reward learning, motivation, and sensitivity and were randomized to undergo an acute psychosocial stressor (n = 37) or a no-stress active control (n = 17). Tasks were re-administered 90-120 min post-stress to coincide with the peak of the stress-induced inflammatory response. Blood samples were collected for assessment of the pro-inflammatory cytokine interleukin-6 (IL-6) at baseline and 90 and 120 min post stressor.

resultsStress-induced IL-6 was associated with increased response bias during reward learning and increased motivation when probability of receiving a reward was low. Sensitivity to reward in the context of a motivation task was not altered in association with stress-induced IL-6.

conclusionsContrary to hypotheses, mild increases in IL-6 following acute stress were associated with increased reward responsiveness during reward learning and selective increases in motivation. Results contribute to an emerging and nuanced literature linking inflammation to reward processing, and demonstrate that behavioral effects of stress-induced inflammation may be detected in the laboratory setting. CLINICAL

trial registrationNCT03828604.

Indexed as

MotivationRewardAdolescentAdultAnhedoniaFemaleHealthHumansInflammationInterleukin-6LearningStress, PsychologicalYoung AdultInterleukin-6AnhedoniaDepressionInflammationReward learningReward motivationReward responsivenessReward sensitivityStress

Identifiers

PMID31580931
PMCPMC7324155

What OpenQuestion holds

Textmetadata
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Read underepoch 390

Registered trials

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.