Evidence map›Paper›PMID 22034657›Full record

ArticleThe Journal of pharmacology and experimental therapeutics2012

Methamphetamine self-administration causes persistent striatal dopaminergic alterations and mitigates the deficits caused by a subsequent methamphetamine exposure.

Lisa M McFadden, Greg C Hadlock, Scott C Allen, Paula L Vieira-Brock, Kristen A Stout, Jonathan D Ellis, Amanda J Hoonakker, David M Andrenyak, Shannon M Nielsen, Diana G Wilkins and 2 more

Abstract read
In one paragraph

Article in The Journal of pharmacology and experimental therapeutics, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed
4.7field-weighted citation impact, top 5% 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

39 citing papers in PubMed, 65 citations in OpenAlex.

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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

12 authors at 1 institution in 1 country.

Lisa M McFaddenDepartment of Pharmacology and Toxicology, University of Utah, Salt Lake City, UT 84112, USA.
Greg C Hadlock
Scott C Allen
Paula L Vieira-Brock
Kristen A Stout
Jonathan D Ellis
Amanda J Hoonakker
David M Andrenyak
Shannon M Nielsen
Diana G Wilkins
Glen R Hanson
Annette E Fleckenstein
University of Utah · US

Funding

Vmat AND NEUROTOXICITYP01DA013367 · NIDA · UNIVERSITY OF UTAH · PI CROUCH, DENNIS J. · 2001 to 2012
$10.1M
DRUG ABUSE &REGULATORY ENZYMES OF BIOGENIC AMINESR01DA000869 · NIDA · UNIVERSITY OF UTAH · PI FLECKENSTEIN, ANNETTE · 1985 to 2010
$2.9M
Psychostimulants and Monoamine TransportersR01DA011389 · NIDA · UNIVERSITY OF UTAH · PI FLECKENSTEIN, ANNETTE · 2003 to 2012
$2.5M
NEUROTENSIN AND METHAMPHETAMINE EFFECTSR01DA009407 · NIDA · UNIVERSITY OF UTAH · PI HANSON, GLEN R · 1995 to 2007
$2.2M
NEUROCHEMICAL ALTERATIONS BY DESIGNER DRUGSR01DA004222 · NIDA · UNIVERSITY OF UTAH · PI HANSON, GLEN R · 1986 to 2010
$2.0M
K02 ApplicationK02DA019447 · NIDA · UNIVERSITY OF UTAH · PI FLECKENSTEIN, ANNETTE · 2005 to 2014
$1.3M
Pharmacology and Toxicology of Methamphetamine Abuse (K05 DA00378)K05DA000378 · NIDA · UNIVERSITY OF UTAH · PI HANSON, GLEN R · 1998 to 2011
$1.2M
METHAMPHETAMINE AND DOPAMINE TRANSPORTERSR29DA011389 · NIDA · UNIVERSITY OF UTAH · PI FLECKENSTEIN, ANNETTE · 1998 to 2002
$329k
NIDA NIH HHS DA00378NIDA NIH HHS DA00869NIDA NIH HHS DA013367NIDA NIH HHS DA019447NIDA NIH HHS DA04222NIDA NIH HHS DA09407NIDA NIH HHS DA11389NIDA NIH HHS K02 DA019447NIDA NIH HHS K05 DA000378NIDA NIH HHS P01 DA013367NIDA NIH HHS R01 DA000869NIDA NIH HHS R01 DA004222NIDA NIH HHS R01 DA009407NIDA NIH HHS R01 DA011389NIDA NIH HHS R29 DA011389
6 · The paper itself

Abstract

Preclinical studies have demonstrated that repeated methamphetamine (METH) injections (referred to herein as a "binge" treatment) cause persistent dopaminergic deficits. A few studies have also examined the persistent neurochemical impact of METH self-administration in rats, but with variable results. These latter studies are important because: 1) they have relevance to the study of METH abuse; and 2) the effects of noncontingent METH treatment do not necessarily predict effects of contingent exposure. Accordingly, the present study investigated the impact of METH self-administration on dopaminergic neuronal function. Results revealed that self-administration of METH, given according to a regimen that produces brain METH levels comparable with those reported postmortem in human METH abusers (0.06 mg/infusion; 8-h sessions for 7 days), decreased striatal dopamine transporter (DAT) uptake and/or immunoreactivity as assessed 8 or 30 days after the last self-administration session. Increasing the METH dose per infusion did not exacerbate these deficits. These deficits were similar in magnitude to decreases in DAT densities reported in imaging studies of abstinent METH abusers. It is noteworthy that METH self-administration mitigated the persistent deficits in dopaminergic neuronal function, as well as the increases in glial fibrillary acidic protein immunoreactivity, caused by a subsequent binge METH exposure. This protection was independent of alterations in METH pharmacokinetics, but may have been attributable (at least in part) to a pretreatment-induced attenuation of binge-induced hyperthermia. Taken together, these results may provide insight into the neurochemical deficits reported in human METH abusers.

Indexed as

AnimalsBody TemperatureBrainConditioning, ClassicalCorpus StriatumDopamineDopamine Plasma Membrane Transport ProteinsDopaminergic NeuronsDose-Response Relationship, DrugDrug ToleranceFeverMaleMethamphetamineNerve Tissue ProteinsRatsRats, Sprague-DawleyDopamineDopamine Plasma Membrane Transport ProteinsMethamphetamineNerve Tissue ProteinsSlc18a2 protein, ratTyrosine 3-MonooxygenaseVesicular Monoamine Transport Proteins

Identifiers

PMID22034657
PMCPMC3263961
OpenAlexW2146795351

What OpenQuestion holds

Textmetadata
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.