Evidence map›Paper›PMID 25925780›Full record

ArticlePsychopharmacology2015

In vivo potency and efficacy of the novel cathinone α-pyrrolidinopentiophenone and 3,4-methylenedioxypyrovalerone: self-administration and locomotor stimulation in male rats.

Shawn M Aarde, Kevin M Creehan, Sophia A Vandewater, Tobin J Dickerson, Michael A Taffe

Abstract read
In one paragraph

Article in Psychopharmacology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 73 papers.

0numbers the graph read from it
0cells of the map it votes in
73citing 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

73 citing papers in PubMed.

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13 more citing papers are in PubMed but not listed here.

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

5 authors.

Shawn M AardeCommittee on the Neurobiology of Addictive Disorders, The Scripps Research Institute, SP30-2400; 10550 North Torrey Pines Road, La Jolla, CA, 92037, USA.
Kevin M Creehan
Sophia A Vandewater
Tobin J Dickerson
Michael A Taffe

Funding

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 R01 DA024105
6 · The paper itself

Abstract

rationaleNumerous substituted cathinone drugs have appeared in recreational use. This variety is often a response to legal actions; the scheduling of 3,4-methylenedioxypyrovalerone (MDPV; "bath salts") in the USA was followed by the appearance of the closely related drug α-pyrrolidinopentiophenone (alpha-PVP; "flakka").

objectivesThis study aimed to directly compare the efficacy and potency of alpha-PVP with that of MDPV.

methodsGroups of male Wistar rats were trained in the intravenous self-administration (IVSA) alpha-PVP or MDPV under a fixed-ratio 1 schedule of reinforcement. An additional group was examined for locomotor and body temperature responses to noncontingent administration of MDVP or alpha-PVP (1.0, 5.6, and 10.0 mg/kg, i.p.).

resultsAcquisition of alpha-PVP (0.1 mg/kg/infusion) IVSA resulted in low, yet consistent drug intake and excellent discrimination for the drug-paired lever. Dose substitution (0.05-0.25 mg/kg/infusion) under a fixed-ratio 1 schedule confirmed potency was similar to MDPV in prior studies. In direct comparison to MDPV (0.05 mg/kg/infusion), rats trained on alpha-PVP (0.05 mg/kg/infusion) responded for more infusions but demonstrated similar drug-lever discrimination by the end of acquisition. However, the dose-response (0.018-0.56 mg/kg/infusion) functions of these drugs under a progressive-ratio schedule of reinforcement reflected identical efficacy and potency. Peak locomotor responses to MDPV or alpha-PVP were observed after the 1.0 mg/kg, i.p. dose and lasted ∼2 h. Modest body temperature decreases were of similar magnitude (∼0.75 °C) for each compound.

conclusionsThe potency and efficacy of MDPV and alpha-PVP were very similar across multiple assays, predicting that the abuse liability of alpha-PVP will be significant and similar to that of MDPV.

Indexed as

Reinforcement, PsychologyAnimalsBenzodioxolesBody TemperatureDesigner DrugsDose-Response Relationship, DrugMaleMotor ActivityPentanonesPyrrolidinesRatsRats, WistarSelf AdministrationSynthetic Cathinone1-phenyl-2-(1-pyrrolidinyl)-1-pentanoneBenzodioxolesDesigner DrugsPentanonesPyrrolidinesSynthetic Cathinone

Identifiers

PMID25925780
PMCPMC4515201

What Socratic 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 Socratic graph.