Evidence map›Paper›PMID 25904425›Full record

ArticleAddiction biology2016

The effects of nicotine and non-nicotine smoking factors on working memory and associated brain function.

Francis Joseph McClernon, Brett Froeliger, Jed E Rose, Rachel V Kozink, Merideth A Addicott, Maggie M Sweitzer, Eric C Westman, Dana M Van Wert

Open access · greenAbstract read
In one paragraph

Article in Addiction biology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed, 4 pooled it
3.2field-weighted citation impact, top 8% 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

21 citing papers in PubMed, 4 syntheses or guidelines pooled it, 39 citations in OpenAlex.

  1. Pooled it
  2. Nicotine Reduction in Cigarettes: Literature Review and Gap Analysis.Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco · 2019
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  20. Using Electrophysiological Measures to Assess the Consumer Acceptability of Smokeless Tobacco Products.Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco · 2016
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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 at 2 institutions in 1 country.

Francis Joseph McClernonDepartment of Psychiatry and Behavioral Sciences, Duke University School of Medicine, Durham, NC, USA.
Brett FroeligerNeuroscience Department, Medical University of South Carolina, Charleston, SC, USA.
Jed E RoseDepartment of Psychiatry and Behavioral Sciences, Duke University School of Medicine, Durham, NC, USA.
Rachel V KozinkDepartment of Psychiatry and Behavioral Sciences, Duke University School of Medicine, Durham, NC, USA.
Merideth A AddicottDepartment of Psychiatry and Behavioral Sciences, Duke University School of Medicine, Durham, NC, USA.
Maggie M SweitzerDepartment of Psychiatry and Behavioral Sciences, Duke University School of Medicine, Durham, NC, USA.
Eric C WestmanDepartment of Medicine, Duke University School of Medicine, Durham, NC, USA.
Dana M Van WertDepartment of Psychiatry and Behavioral Sciences, Duke University School of Medicine, Durham, NC, USA.
Duke University · USMedical University of South Carolina · US

Funding

Neurobiology of Nicotine and Non-nicotine Components of Tobacco AddictionR01DA023516 · NIDA · DUKE UNIVERSITY · PI MCCLERNON, FRANCIS JOSEPH · 2008 to 2011
$1.3M
Targeting reward dysfunction as a mechanism to improve smoking cessationK23DA039294 · NIDA · DUKE UNIVERSITY · PI SWEITZER, MAGGIE M · 2016 to 2020
$817k
Acute and Chronic Nicotine Modulation of Reinforcement LearningK01DA033347 · NIDA · UNIV OF ARKANSAS FOR MED SCIS · PI ADDICOTT, MERIDETH A. · 2013 to 2017
$734k
NIDA NIH HHS K01 DA033347NIDA NIH HHS K23 DA039294NIDA NIH HHS R01 DA023516
6 · The paper itself

Abstract

Smoking abstinence impairs executive function, which may promote continued smoking behavior and relapse. The differential influence of nicotine and non-nicotine (i.e. sensory, motor) smoking factors and related neural substrates is not known. In a fully factorial, within-subjects design, 33 smokers underwent fMRI scanning following 24 hours of wearing a nicotine or placebo patch while smoking very low nicotine content cigarettes or remaining abstinent from smoking. During scanning, blood oxygenation level-dependent (BOLD) signal was acquired while participants performed a verbal N-back task. Following 24-hour placebo (versus nicotine) administration, accuracy on the N-back task was significantly worse and task-related BOLD signal lower in dorsomedial frontal cortex. These effects were observed irrespective of smoking. Our data provide novel evidence that abstinence-induced deficits in working memory and changes in underlying brain function are due in large part to abstinence from nicotine compared with non-nicotine factors. This work has implications both for designing interventions that target abstinence-induced cognitive deficits and for nicotine-reduction policy.

Indexed as

Smoking CessationAdolescentAdultBrainExecutive FunctionFemaleGanglionic StimulantsHumansMagnetic Resonance ImagingMaleMemory, Short-TermMiddle AgedNicotinePsychomotor PerformanceSmokingYoung AdultGanglionic StimulantsNicotineAddictionfMRIneuroimagingnicotinesmokingworking memory

Identifiers

PMID25904425
PMCPMC4618271
OpenAlexW2166287346

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.