Evidence map›Paper›PMID 27494187›Full record

ArticlePloS one2016

Differential Expression of FosB Proteins and Potential Target Genes in Select Brain Regions of Addiction and Depression Patients.

Paula A Gajewski, Gustavo Turecki, Alfred J Robison

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
1.0field-weighted citation impact, top 26% 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

18 citing papers in PubMed, 43 citations in OpenAlex.

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  18. Frontiers in pharmacology · 2018
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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

3 authors at 2 institutions in 2 countries.

Paula A GajewskiGenetics Program, Michigan State University, East Lansing, Michigan, United States of America.
Gustavo TureckiMcGill Group for Suicide Studies, Douglas Mental Health University Institute and McGill University, Montréal, Québec, Canada.
Alfred J RobisonGenetics Program, Michigan State University, East Lansing, Michigan, United States of America.
Michigan United · USDouglas Mental Health University Institute · CA

Funding

Projection-specific gene expression in resilience to chronic stressR01MH111604 · NIMH · MICHIGAN STATE UNIVERSITY · PI Michelle Suzanne Mazei-Robison, ALFRED J ROBISON · 2016 to 2026
$4.9M
NIMH NIH HHS R01 MH111604
6 · The paper itself

Abstract

Chronic exposure to stress or drugs of abuse has been linked to altered gene expression throughout the body, and changes in gene expression in discrete brain regions are thought to underlie many psychiatric diseases, including major depressive disorder and drug addiction. Preclinical models of these disorders have provided evidence for mechanisms of this altered gene expression, including transcription factors, but evidence supporting a role for these factors in human patients has been slow to emerge. The transcription factor ΔFosB is induced in the prefrontal cortex (PFC) and hippocampus (HPC) of rodents in response to stress or cocaine, and its expression in these regions is thought to regulate their "top down" control of reward circuitry, including the nucleus accumbens (NAc). Here, we use biochemistry to examine the expression of the FosB family of transcription factors and their potential gene targets in PFC and HPC postmortem samples from depressed patients and cocaine addicts. We demonstrate that ΔFosB and other FosB isoforms are downregulated in the HPC but not the PFC in the brains of both depressed and addicted individuals. Further, we show that potential ΔFosB transcriptional targets, including GluA2, are also downregulated in the HPC but not PFC of cocaine addicts. Thus, we provide the first evidence of FosB gene expression in human HPC and PFC in these psychiatric disorders, and in light of recent findings demonstrating the critical role of HPC ΔFosB in rodent models of learning and memory, these data suggest that reduced ΔFosB in HPC could potentially underlie cognitive deficits accompanying chronic cocaine abuse or depression.

Indexed as

AdultAnimalsAntidepressive AgentsCase-Control StudiesCocaine-Related DisordersDepressionFemaleGene Expression RegulationHippocampusHumansMaleMice, Inbred C57BLMiddle AgedPrefrontal CortexProto-Oncogene Proteins c-fosReceptors, AMPAAntidepressive AgentsFOSB protein, humanFosb protein, mouseglutamate receptor ionotropic, AMPA 2Proto-Oncogene Proteins c-fosReceptors, AMPA

Identifiers

PMID27494187
PMCPMC4975388
OpenAlexW2494649623

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.