ArticleDrug and alcohol dependence2023
Decomposing risky decision-making in methamphetamine use disorder: Behavioral updating and D2 dopamine receptors.
Article in Drug and alcohol dependence, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.
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Who cites it
7 citing papers in PubMed, 11 citations in OpenAlex.
- Exercise-Induced Metaplasticity: Breaking the Addiction Cycle in Methamphetamine Use Disorder.Sports medicine - open · 2026Review
- Lower Striatal Dopamine D2 Receptor Availability in Individuals Who Test Positive for Quantitated Urine Metabolites of Tobacco and/or Marijuana Smoke.Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco · 2026Article
- The mesocorticolimbic system in stimulant use disorder.Molecular psychiatry · 2025Review
- Individuals recently abstinent from methamphetamine show selective cognitive and behavioral differences when compared to age-matched controls.Frontiers in psychiatry · 2025Article
- Quantitative Systems Pharmacology Development and Application in Neuroscience.Handbook of experimental pharmacology · 2025Review
- Dopamine D2/D3 receptor availability and working memory in stimulant use disorder.The American journal of drug and alcohol abuse · 2025Article
- Mesenchymal stem cell-derived exosomes improve neurogenesis and cognitive function of mice with methamphetamine addiction: A novel treatment approach.CNS neuroscience & therapeutics · 2024Article
Corrections and comments
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Authors and funding
6 authors at 4 institutions in 1 country.
Funding
Abstract
backgroundEscalating misuse of amphetamine-type stimulants, mainly methamphetamine, has led to a staggering rise in associated overdose deaths and a pressing need to understand the basis of methamphetamine use disorder (MUD). MUD is characterized by disadvantageous decision-making, and people with MUD perform below controls on the Balloon Analogue Risk Task (BART), a laboratory test of decision-making under uncertainty. The BART presents a series of choices with progressively higher stakes-greater risk of loss and greater potential monetary reward. This research aimed to clarify whether impaired behavioral updating contributes to maladaptive performance on the BART.
methodsTwo groups (28 drug-abstinent participants with MUD and 16 healthy control participants) were compared on BART performance. Using a computational model, we deconstructed behavior into risk-taking and behavioral updating. A subset of participants (22 MUD, 15 healthy control) underwent [
resultsParticipants with MUD exhibited slower behavioral updating than the healthy controls (p = 0.0004, d=1.77). BPND in all four bilateral volumes of interest were higher in the healthy control group (ps < 0.005, ds < 2.16), and updating rate correlated positively with BPND in the caudate nucleus (p = 0.002), putamen (p = 0.002), and globus pallidus (p = 0.03).
conclusionsThe findings indicate that behavioral updating contributes to maladaptive decision-making in MUD and suggest that dysregulation of D2-type receptor signaling in the striatum and globus pallidus contributes to this behavioral deficit.
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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.