Evidence map›Paper›PMID 16982202›Full record

Trial reportNeuroImage2006

Striatal dopamine release during performance of executive functions: A [(11)C] raclopride PET study.

Oury Monchi, Ji Hyun Ko, Antonio P Strafella

Abstract readClinical Trial
In one paragraph

Trial report in NeuroImage, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 52 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
52citing papers in PubMed, 2 pooled it
–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

52 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
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  13. A Monte Carlo approach for improving transient dopamine release detection sensitivity.Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism · 2021
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  17. Dopaminergic Mechanisms Underlying Normal Variation in Trait Anxiety.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2019
    Article
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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

3 authors.

Oury MonchiFunctional Neuroimaging Unit, University of Montréal, Montréal, Québec, Canada.
Ji Hyun Ko
Antonio P Strafella

Funding

CIHR 64423
6 · The paper itself

Abstract

To date, while the contribution of the striatum in executive processes is well documented, the role played by striatal dopamine during tasks requiring executive functions is still unknown. We used D2-dopamine receptor ligand [(11)C] raclopride PET in healthy subjects while performing the Montreal Card Sorting Task (MCST). We observed a striatal reduction in [(11)C] raclopride binding potential during planning of a set-shift when compared with matching according to an ongoing rule. These findings suggest that striatal dopamine neurotransmission increases significantly during the performance of specific executive processes confirming previous evidence of striatal activation during fMRI studies. The present observation may provide some insights on the origin of cognitive deficits underlying certain neurological disorders associated with dopamine dysfunction, such as Parkinson's disease.

Indexed as

RacloprideRadiopharmaceuticalsAdultCognitionColor PerceptionDopamineFemaleHumansLigandsMagnetic Resonance ImagingMaleMental ProcessesNeostriatumNeuropsychological TestsPositron-Emission TomographyPsychomotor PerformanceDopamineLigandsRacloprideRadiopharmaceuticals

Identifiers

PMID16982202
PMCPMC2967527

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.