Evidence map›Paper›PMID 33892963›Full record

ReviewTrends in neurosciences2021

Dopamine 'ups and downs' in addiction revisited.

Anne-Noël Samaha, Shaun Y-S Khoo, Carrie R Ferrario, Terry E Robinson

Abstract readReview
In one paragraph

Review in Trends in neurosciences, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers.

0numbers the graph read from it
0cells of the map it votes in
44citing 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

44 citing papers in PubMed.

  1. Trial
  2. Article
  3. Intermittent and extended cocaine access attenuate cocaine-vs-food choice in male and female rats.Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2026
    Article
  4. Article
  5. Review
  6. Review
  7. Escalation of cocaine consumption: tolerance versus sensitization of incentive salience.Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2026
    Article
  8. Review
  9. Review
  10. Article
  11. Review
  12. Article
  13. Article
  14. Article
  15. Article
  16. Article
  17. Review
  18. The Dopamine System in Mediating Alcohol Effects in Humans.Current topics in behavioral neurosciences · 2025
    Review
  19. Article
  20. Psychotomimetic compensation versus sensitization.Pharmacology research & perspectives · 2024
    Review
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors.

Anne-Noël SamahaDepartment of Pharmacology and Physiology, Faculty of Medicine, Université de Montréal, Montréal, QC H3C 3J7, Canada. Electronic address: anna.samaha@umontreal.ca.
Shaun Y-S KhooDepartment of Pharmacology and Physiology, Faculty of Medicine, Université de Montréal, Montréal, QC H3C 3J7, Canada.
Carrie R FerrarioDepartment of Pharmacology, University of Michigan, Ann Arbor, MI 48109, USA; Department of Psychology (Biopsychology), University of Michigan, Ann Arbor, MI 48109, USA.
Terry E RobinsonDepartment of Psychology (Biopsychology), University of Michigan, Ann Arbor, MI 48109, USA. Electronic address: ter@umich.edu.

Funding

POSTDOCTORAL TRAINING IN THE BIOLOGY OF DRUG ABUSET32DA007268 · NIDA · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI TRAYNOR, JOHN R. · 1991 to 2021
$6.7M
Animal Models of AddictionR01DA044204 · NIDA · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI FERRARIO, CARRIE · 2019 to 2023
$2.4M
Exploring the link between reactive oxygen species and CP-AMPAR up-regulation in addictionR21DA045277 · NIDA · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI FERRARIO, CARRIE · 2018 to 2019
$381k
NIDA NIH HHS R01 DA044204NIDA NIH HHS R21 DA045277NIDA NIH HHS T32 DA007268
6 · The paper itself

Abstract

Repeated drug use can change dopamine (DA) function in ways that promote the development and persistence of addiction, but in what direction? By one view, drug use blunts DA neurotransmission, producing a hypodopaminergic state that fosters further drug use to overcome a DA deficiency. Another view is that drug use enhances DA neurotransmission, producing a sensitized, hyperdopaminergic reaction to drugs and drug cues. According to this second view, continued drug use is motivated by sensitization of drug 'wanting'. Here we discuss recent evidence supporting the latter view, both from preclinical studies using intermittent cocaine self-administration procedures that mimic human patterns of use and from related human neuroimaging studies. These studies have implications for the modeling of addiction in the laboratory and for treatment.

Indexed as

Behavior, AddictiveCocaineCuesDopamineHumansSelf AdministrationCocaineDopaminecocainedopamineratself-administrationsensitizationtolerance

Identifiers

PMID33892963
PMCPMC8222102

What OpenQuestion holds

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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.