Evidence map›Paper›PMID 33422599›Full record

ArticlePharmacology, biochemistry, and behavior2021

Female rats display higher methamphetamine-primed reinstatement and c-Fos immunoreactivity than male rats.

Steven T Pittenger, Shinnyi Chou, Nathen J Murawski, Scott T Barrett, Olivia Loh, Juan F Duque, Ming Li, Rick A Bevins

Abstract read
In one paragraph

Article in Pharmacology, biochemistry, and behavior, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing 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

13 citing papers in PubMed.

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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

8 authors.

Steven T PittengerUniversity of Nebraska-Lincoln, Department of Psychology, United States of America.
Shinnyi ChouUniversity of Pittsburgh Medical Center, United States of America.
Nathen J MurawskiButte College, Department of Psychology, United States of America.
Scott T BarrettUniversity of Nebraska-Lincoln, Department of Psychology, United States of America.
Olivia LohUniversity of Colorado-Denver, United States of America.
Juan F DuqueArcadia University, Department of Psychology, United States of America.
Ming LiUniversity of Nebraska-Lincoln, Department of Psychology, United States of America.
Rick A BevinsUniversity of Nebraska-Lincoln, Department of Psychology, United States of America. Electronic address: rbevins1@unl.edu.

Funding

Testing the Efficacy of Ibudilast to Attenuate Meth-seeking and Associated Synaptic Inflammation at the Synapse (TEAMS)P20GM130461 · NIGMS · UNIVERSITY OF NEBRASKA LINCOLN · PI SCOTT BARRETT · 2019 to 2026
$20.6M
Interoceptive conditioning with nicotine: Changes in abuse liabilityR01DA046109 · NIDA · UNIVERSITY OF NEBRASKA LINCOLN · PI BEVINS, RICK A · 2018 to 2022
$1.8M
Pharmacological interventions to diminish nicotine associated respondingR01DA034389 · NIDA · UNIVERSITY OF NEBRASKA LINCOLN · PI BEVINS, RICK A · 2012 to 2016
$1.4M
NIDA NIH HHS R01 DA034389NIDA NIH HHS R01 DA046109NIGMS NIH HHS P20 GM130461
6 · The paper itself

Abstract

Methamphetamine (meth) dependence is often characterized by persistent and chronic relapse (i.e., return to drug use). Previous work suggests females may be at greater risk to relapse. In this study, we extended this limited evidence and identified sex-dependent neural substrates related to meth-triggered reinstatement. Male and female Sprague-Dawley rats were implanted with indwelling jugular catheters. Half of the rats were then trained to self-administer meth (0.05 mg/kg/inf); the other half self-administered saline during 21 daily sessions (2 h). Rats were then given 12 extinction sessions. Twenty-four hours after the last extinction session, rats received reinstatement testing. Half of the rats received a meth-prime (0.3 mg/kg, IP) injection and the remaining rats received a saline injection. This design resulted in 4 separate groups for each sex, allowing for careful investigation of brain regions related to meth-triggered reinstatement. Brains were harvested following the reinstatement session and c-Fos immunoreactivity was measured in multiple brain regions. Meth triggered reinstatement in both sexes and this effect was more robust in females compared to males. Significant sex differences were detected. Females showed greater c-Fos immunoreactivity in the cingulate cortex area 1, lateral orbitofrontal cortex, prelimbic cortex, caudate-putamen, nucleus accumbens core and shell, and central nucleus of the amygdala following meth-primed reinstatement.

Indexed as

Amphetamine-Related DisordersAnimalsCentral Amygdaloid NucleusCentral Nervous System StimulantsDisease Models, AnimalDrug-Seeking BehaviorExtinction, PsychologicalFemaleGyrus CinguliImmunohistochemistryMaleMethamphetamineNucleus AccumbensPrefrontal CortexProto-Oncogene Proteins c-fosRatsCentral Nervous System StimulantsMethamphetamineProto-Oncogene Proteins c-fosAmphetaminec-FosDrug self-administrationImmunohistochemistryRelapse

Identifiers

PMID33422599
PMCPMC9067906

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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.