Evidence map›Paper›PMID 22776763›Full record

ReviewNeuroscience and biobehavioral reviews2012

Neurobiology of chronic mild stress: parallels to major depression.

Matthew N Hill, Kim G C Hellemans, Pamela Verma, Boris B Gorzalka, Joanne Weinberg

Open access · greenAbstract readReview
In one paragraph

Review in Neuroscience and biobehavioral reviews, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 189 papers.

0numbers the graph read from it
0cells of the map it votes in
189citing papers in PubMed
11.2field-weighted citation impact, top 1% 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

189 citing papers in PubMed, 422 citations in OpenAlex.

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  4. mGluR5 in ECAdvanced science (Weinheim, Baden-Wurttemberg, Germany) · 2026
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  8. Anxiolytic Effects ofInternational journal of general medicine · 2026
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129 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 at 3 institutions in 1 country.

Matthew N HillDepartments of Cell Biology and Anatomy, Hotchkiss Brain Institute, University of Calgary, Calgary, AB Canada. mnhill@ucalgary.ca
Kim G C Hellemans
Pamela Verma
Boris B Gorzalka
Joanne Weinberg
University of British Columbia · CACarleton University · CAUniversity of Calgary · CA

Funding

Alcohol and Stress: Interactive EffectsR37AA007789 · NIAAA · UNIVERSITY OF BRITISH COLUMBIA · PI WEINBERG, JOANNE · 2009 to 2018
$2.6M
CIHRNIAAA NIH HHS R37 AA007789
6 · The paper itself

Abstract

The chronic mild (or unpredictable/variable) stress (CMS) model was developed as an animal model of depression more than 20 years ago. The foundation of this model was that following long-term exposure to a series of mild, but unpredictable stressors, animals would develop a state of impaired reward salience that was akin to the anhedonia observed in major depressive disorder. In the time since its inception, this model has also been used for a variety of studies examining neurobiological variables that are associated with depression, despite the fact that this model has never been critically examined to validate that the neurobiological changes induced by CMS are parallel to those documented in depressive disorder. The aim of the current review is to summarize the current state of knowledge regarding the effects of chronic mild stress on neurobiological variables, such as neurochemistry, neurochemical receptor expression and functionality, neurotrophin expression and cellular plasticity. These findings are then compared to those of clinical research examining common variables in populations with depressive disorders to determine if the changes observed following chronic mild stress are in fact consistent with those observed in major depression. We conclude that the chronic mild stress paradigm: (1) evokes an array of neurobiological changes that mirror those seen in depressive disorders and (2) may be a suitable tool to investigate novel systems that could be disturbed in depression, and thus aid in the development of novel targets for the treatment of depression.

Indexed as

AnimalsBrainDisease Models, AnimalMajor Depressive DisorderStress, PsychologicalSynaptic Transmission

Identifiers

PMID22776763
PMCPMC4821201
OpenAlexW2045595011

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.