Evidence map›Paper›PMID 36388140›Full record

ReviewBrain, behavior, & immunity - health2022

Neuroinflammation and neuroprogression in depression: Effects of alternative drug treatments.

Brandon Richardson, Andrew MacPherson, Francis Bambico

Open access · goldAbstract readReview
In one paragraph

Review in Brain, behavior, & immunity - health, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed, 1 pooled it
2.7field-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

29 citing papers in PubMed, 1 synthesis or guideline pooled it, 46 citations in OpenAlex.

  1. Pooled it
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  16. PKR Inhibition Prevents Neuroinflammation and Rescues Depressive-Like Behaviors via BDNF/TrkB Signaling.Journal of neuroimmune pharmacology : the official journal of the Society on NeuroImmune Pharmacology · 2025
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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 1 institution in 1 country.

Brandon RichardsonDepartment of Psychology, Memorial University of Newfoundland, Canada.
Andrew MacPhersonDepartment of Psychology, Memorial University of Newfoundland, Canada.
Francis BambicoDepartment of Psychology, Memorial University of Newfoundland, Canada.
Memorial University of Newfoundland · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Given that available antidepressant pharmacotherapies are not optimally effective, there is a need for alternative treatment options that are rooted in a comprehensive understanding of the illness's pathophysiology. Major depressive disorder (MDD) has been historically attributed to monoamine, i.e., serotonin (5-hydroxytryptamine, 5-HT) imbalance and some brain morphological pathologies that have directed treatment towards particular medications that are only minimally effective. MDD pathophysiologies have now been regarded as linked to chronic inflammation and MDD can be treated with compounds that have anti-inflammatory properties. Individuals vulnerable to MDD have increased baseline neuroinflammatory response that is exacerbated by psychogenic stress. When pro-inflammatory mechanisms are chronically hyperactive, dysfunction of brain-related processes occur. We propose that inflammation is one of the primary mechanisms that trigger biological changes leading to MDD. Inflammatory resolution occurs when homeostasis is achieved after an inflammatory response. However, cascading biological events are likely to prevent resolution from occurring and worsen both inflammation and MDD. Novel and alternative pharmacotherapies-e.g., ketamine, cannabinoids, and psychedelics-provide a richer mechanistic perspective on the role of neuroinflammation and neuroprogression by means of rapid, short-term, and long-term symptom relief potentially based on their anti-inflammatory properties. These drugs ultimately decrease proinflammatory cytokine levels that correspond with improved symptoms. However, it is unclear what differentiates these compounds from others in their mechanistic efficacy. Thus, a closer investigation into their anti-inflammatory effects is imperative in order to better elucidate the link between MDD and inflammation, as well as uncover the mechanisms involved in long-term symptom reduction of MDD.

Indexed as

CytokineDepressionInflammationMajor depressive disorder (MDD)NeuroplasticityNeuroprogressionSerotoninTreatment

Identifiers

PMID36388140
PMCPMC9663329
OpenAlexW4308387600

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.