Evidence map›Paper›PMID 22664136›Full record

ArticleDrug and alcohol dependence2012

Contrasting effects of d-methamphetamine, 3,4-methylenedioxymethamphetamine, 3,4-methylenedioxypyrovalerone, and 4-methylmethcathinone on wheel activity in rats.

Pai-Kai Huang, Shawn M Aarde, Deepshikha Angrish, Karen L Houseknecht, Tobin J Dickerson, Michael A Taffe

Open access · greenAbstract readComparative Study
In one paragraph

Article in Drug and alcohol dependence, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 52 papers.

0numbers the graph read from it
0cells of the map it votes in
52citing papers in PubMed
7.3field-weighted citation impact, top 2% 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

52 citing papers in PubMed, 74 citations in OpenAlex.

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  14. Review
  15. Review
  16. Locomotor Stimulant and Rewarding Effects of Inhaling Methamphetamine, MDPV, and Mephedrone via Electronic Cigarette-Type Technology.Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2016
    Article
  17. Review
  18. The Psychoactive Designer Drug and Bath Salt Constituent MDPV Causes Widespread Disruption of Brain Functional Connectivity.Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2016
    Article
  19. 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

6 authors at 2 institutions in 1 country.

Pai-Kai HuangCommittee on the Neurobiology of Addictive Disorders, The Scripps Research Institute, CA 92037, USA.
Shawn M Aarde
Deepshikha Angrish
Karen L Houseknecht
Tobin J Dickerson
Michael A Taffe
Scripps Research Institute · USUniversity of New England · US

Funding

Immunopharmacotherapy for Methamphetamine AddictionR01DA024705 · NIDA · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI TAFFE, MICHAEL A. · 2008 to 2018
$4.4M
BEHAVIORAL TOXICITY OF MDMA IN RHESUS MONKEYSR01DA018418 · NIDA · SCRIPPS RESEARCH INSTITUTE, THE · PI TAFFE, MICHAEL A. · 2005 to 2009
$2.0M
Determinants of transition states in MDMA self-administrationR01DA024105 · NIDA · SCRIPPS RESEARCH INSTITUTE, THE · PI TAFFE, MICHAEL A. · 2011 to 2015
$1.9M
NIDA NIH HHS DA018418NIDA NIH HHS DA024105NIDA NIH HHS DA024705NIDA NIH HHS R01 DA018418NIDA NIH HHS R01 DA024105NIDA NIH HHS R01 DA024705
6 · The paper itself

Abstract

backgroundReports from U.S., U.K. and European drug policy entities, and ongoing media accounts, show increasing recreational use of 4-methylmethcathinone (4-MMC, mephedrone) and 3,4-methylenedioxypyrovalerone (MDPV). Severe sympathomimetic symptoms, hallucinations, psychoses, and even deaths have been reported, yet little scientific information is available on the effects of these compounds in laboratory models. Available studies on the neurochemistry of these drugs show that 4-MMC and MDPV enhance DA neurotransmission, while 4-MMC additionally enhances 5-HT neurotransmission--a pattern much like that reported for methamphetamine versus 3,4-methylenedioxymethamphetamine (MDMA). As is the case for designer amphetamines, these neurochemical distinctions may predict differential potential for repetitive versus episodic abuse and distinct lasting toxicities.

methodsThis study determined relative locomotor stimulant effects of 4-MMC (1-10 mg/kg, s.c.) and MDPV (0.5-5.6 mg/kg, s.c.), in comparison with d-methamphetamine (MA; 0.5-5.6 mg/kg, s.c.) and MDMA (1-7.5 mg/kg, s.c.) on a measure of locomotor activity--voluntary wheel running--in male Wistar rats (N=8).

resultsCompared to counts of wheel rotations after saline, a biphasic change in the pattern of counts was observed after injections of MA and MDPV, with relatively higher counts following lower doses and lower counts following the highest dose. However, monophasic, dose-dependent reductions in counts were observed in response to injections of MDMA and 4-MMC.

conclusionThus, voluntary wheel running yielded the same categorical distinctions for these drugs as did prior experiments testing the effects of these drugs on monoaminergic neurotransmission. These data indicate that MDPV produces prototypical locomotor stimulant effects whereas 4-MMC is more similar to the entactogen MDMA.

Indexed as

AnimalsBenzodioxolesCentral Nervous System StimulantsData Interpretation, StatisticalDesigner DrugsDextroamphetamineDose-Response Relationship, DrugHallucinogensMaleMethamphetamineMotor ActivityN-Methyl-3,4-methylenedioxyamphetaminePyrrolidinesRatsRats, WistarStimulation, ChemicalBenzodioxolesCentral Nervous System StimulantsDesigner DrugsDextroamphetamineHallucinogensmephedroneMethamphetamineN-Methyl-3,4-methylenedioxyamphetaminePyrrolidinesSynthetic Cathinone

Identifiers

PMID22664136
PMCPMC3439532
OpenAlexW2026446530

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.