Evidence map›Paper›PMID 28376700›Full record

ArticleJournal of neurotrauma2017

Frontal Traumatic Brain Injury Increases Impulsive Decision Making in Rats: A Potential Role for the Inflammatory Cytokine Interleukin-12.

Cole Vonder Haar, Kris M Martens, Lara-Kirstie Riparip, Susanna Rosi, Cheryl L Wellington, Catharine A Winstanley

Open access · greenAbstract read
In one paragraph

Article in Journal of neurotrauma, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
2.0field-weighted citation impact, top 14% 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

23 citing papers in PubMed, 38 citations in OpenAlex.

  1. Substance Use and Traumatic Brain Injury: Evidence from a Rural Trauma Center.International journal of environmental research and public health · 2026
    Observational
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  18. Cognitive and behavioral training interventions to promote self-control.Journal of experimental psychology. Animal learning and cognition · 2019
    Review
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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 at 1 institution in 1 country.

Cole Vonder Haar1 Djavad Mowafaghian Centre for Brain Health, University of British Columbia , Vancouver, British Columbia, Canada .
Kris M Martens1 Djavad Mowafaghian Centre for Brain Health, University of British Columbia , Vancouver, British Columbia, Canada .
Lara-Kirstie Riparip2 Brain and Spinal Injury Center, Departments of Physical Therapy Rehabilitation Science and Neurological Surgery, University of California San Francisco , San Francisco, California.
Susanna Rosi2 Brain and Spinal Injury Center, Departments of Physical Therapy Rehabilitation Science and Neurological Surgery, University of California San Francisco , San Francisco, California.
Cheryl L Wellington1 Djavad Mowafaghian Centre for Brain Health, University of British Columbia , Vancouver, British Columbia, Canada .
Catharine A Winstanley1 Djavad Mowafaghian Centre for Brain Health, University of British Columbia , Vancouver, British Columbia, Canada .
University of British Columbia · CA

Funding

Contribution of infiltrating macrophages on synaptic function after TBIR21NS087458 · NINDS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI ROSI, SUSANNA · 2014 to 2015
$435k
Effects of traumatic brain injury on hippocampal network activity: age differenceR21AG042016 · NIA · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI ROSI, SUSANNA · 2013 to 2014
$433k
CIHRNIA NIH HHS R21 AG042016NINDS NIH HHS R21 NS087458
6 · The paper itself

Abstract

Traumatic brain injury (TBI) is associated with the development of numerous psychiatric diseases. Of particular concern for TBI patients is the impact of chronic impulsivity on daily functioning. Despite the scope of the human problem, little has been done to address impulsivity in animal models of brain injury. In the current study, we examined the effects of either a severe or a milder bilateral frontal controlled cortical impact injury on impulsivity using the Delay Discounting Task (DDT), in which preference for smaller-sooner over larger-later rewards is indicative of greater impulsive choice. Both milder and severe TBI caused a significant, chronic increase in impulsive decision making. Despite these pronounced changes in performance of the DDT, memory function, as assessed by the Morris Water Maze, was not impaired in more mildly injured rats and only transiently impacted in the severe TBI group. Whereas a significant lesion was only evident in severely injured rats, analysis of cytokine levels within the frontal cortex revealed a selective increase in interleukin (IL)-12 that was associated with the magnitude of the change in impulsive choice caused by both milder and severe TBI. These findings suggest that tissue loss alone cannot explain the increased impulsivity observed, and that inflammatory pathways mediated by IL-12 may be a contributing factor. The findings from this study highlight the sensitivity of sophisticated behavioral measures designed to assess neuropsychiatric dysfunction in the detection of TBI-induced cognitive impairments and their utility in identifying potential mechanistic pathways and therapeutic targets.

Indexed as

Decision MakingImpulsive BehaviorAnimalsBehavior, AnimalBrain Injuries, TraumaticFrontal LobeInterleukin-12MaleRatsRats, Long-EvansInterleukin-12cognitive functioncontrolled cortical impactcytokinesdelay discountingfrontal cortexinflammation

Identifiers

PMID28376700
PMCPMC5647497
OpenAlexW2604706580

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.