Evidence map›Paper›PMID 21762288›Full record

ArticleAddiction biology2012

Individual differences in rhesus monkeys' demand for drugs of abuse.

Mikhail N Koffarnus, Amy Hall, Gail Winger

Open access · bronzeAbstract read
In one paragraph

Article in Addiction biology, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 1 pooled it
0.4field-weighted citation impact, top 45% 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

17 citing papers in PubMed, 1 synthesis or guideline pooled it, 22 citations in OpenAlex.

  1. Pooled it
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  10. Modeling cocaine relapse in rodents: Behavioral considerations and circuit mechanisms.Progress in neuro-psychopharmacology & biological psychiatry · 2018
    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

3 authors at 2 institutions in 1 country.

Mikhail N KoffarnusBehavioral Pharmacology Research Unit, Johns Hopkins University School of Medicine, Baltimore, MD 21224-6823, USA. mkoffar1@jhmi.edu
Amy Hall
Gail Winger
University of Michigan–Ann Arbor · USBehavioral Pharma (United States) · US

Funding

SUBSTANCE ABUSE INTERDISCIPLINARY TRAINING PROGRAMT32DA007267 · NIDA · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI GNEGY, MARGARET E · 1994 to 2015
$4.5M
Behavioral Economic Analysis of Polydrug AbuseR01DA015449 · NIDA · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI WINGER, GAIL D · 2003 to 2010
$3.5M
Impulsivity and Demand for Drug in Rhesus MonkeysR01DA023992 · NIDA · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI WINGER, GAIL D · 2009 to 2012
$1.4M
NIDA NIH HHS DA007267NIDA NIH HHS DA015449NIDA NIH HHS DA023992NIDA NIH HHS R01 DA015449NIDA NIH HHS R01 DA023992NIDA NIH HHS T32 DA007267
6 · The paper itself

Abstract

A relatively small percentage of humans who are exposed to drugs of abuse eventually become addicted to or dependent on those drugs. These individual differences in likelihood of developing drug addiction may reflect behavioral, neurobiological or genetic correlates of drug addiction and are therefore important to model. Behavioral economic measures of demand establish functions whose overall elasticity (rate of decrease in consumption as price increases) reflects the reinforcing effectiveness of various stimuli, including drugs. Using these demand functions, we determined the reinforcing effectiveness of five drugs of abuse (cocaine, remifentanil, ketamine, methohexital and ethanol) in 10 rhesus monkeys with histories of intravenous drug-taking. There was a continuum of reinforcing effectiveness across the five drugs, with cocaine and remifentanil showing the most reinforcing effectiveness. There was also a continuum of sensitivity of the monkeys; two of the 10 animals, in particular, showed greater demand for the drugs than did the remaining eight monkeys. In addition, monkeys that demonstrated greater demand for one drug tended to show greater demand for all drugs but did not show a similar relatively greater demand for sucrose pellets. These findings suggest that the tendency to find drugs to be reinforcing is a general one, not restricted to particular drugs and also, that a minority of animals show a substantially enhanced sensitivity to the reinforcing effects of drugs. The possibility that differences in responsiveness to the reinforcing effects of drugs may form the basis of individual differences in drug-taking in humans should be considered.

Indexed as

IndividualityReinforcement, PsychologyAnestheticsAnimalsCentral Nervous System DepressantsCocaineConditioning, OperantEthanolFemaleKetamineMacaca mulattaMaleMethohexitalPiperidinesRemifentanilSubstance-Related DisordersAnestheticsCentral Nervous System DepressantsCocaineEthanolKetamineMethohexitalPiperidinesRemifentanil

Identifiers

PMID21762288
PMCPMC5872825
OpenAlexW2152455734

What OpenQuestion holds

Textmetadata
LicenceTDM
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.