Evidence map›Paper›PMID 34742308›Full record

ReviewJournal of neuroinflammation2021

The semantics of microglia activation: neuroinflammation, homeostasis, and stress.

Samuel C Woodburn, Justin L Bollinger, Eric S Wohleb

Open access · goldAbstract readReview
In one paragraph

Review in Journal of neuroinflammation, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 417 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
417citing papers in PubMed, 2 pooled it
42.6field-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

417 citing papers in PubMed, 2 syntheses or guidelines pooled it, 748 citations in OpenAlex.

  1. Pooled it
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  18. Toll like receptor 4 (TLR4) in neuroinflammation: From acute hemorrhagic stroke to chronic neurodegeneration.Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism · 2026
    Review
  19. Roles of Microglia in Cerebral Small Vessel Disease.CNS neuroscience & therapeutics · 2026
    Review
  20. Review

357 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

3 authors at 1 institution in 1 country.

Samuel C WoodburnDepartment of Pharmacology & Systems Physiology, University of Cincinnati College of Medicine, Cincinnati, OH, USA.
Justin L BollingerDepartment of Pharmacology & Systems Physiology, University of Cincinnati College of Medicine, Cincinnati, OH, USA.
Eric S WohlebDepartment of Pharmacology & Systems Physiology, University of Cincinnati College of Medicine, Cincinnati, OH, USA. eric.wohleb@uc.edu.
University of Cincinnati Medical Center · US

Funding

Defining neuron- and microglia-specific contributions to prefrontal cortex dysfunction in chronic stressR01MH123545 · NIMH · UNIVERSITY OF CINCINNATI · PI WOHLEB, ERIC S · 2020 to 2024
$2.0M
Microglial brain-derived neurotrophic factor (BDNF) in stress and antidepressant responsesR21MH120614 · NIMH · UNIVERSITY OF CINCINNATI · PI WOHLEB, ERIC S · 2019 to 2020
$441k
brain and behavior research foundation 25488brain and behavior research foundation NARSAD Young Investigator Grantcollege of medicine, university of cincinnati University of Cincinnati Neurobiology Research Center Pilot Awardfoundation for the national institutes of health R01-MH-123545foundation for the national institutes of health R21-MH120614NIMH NIH HHS R01 MH123545NIMH NIH HHS R21 MH120614
6 · The paper itself

Abstract

Microglia are emerging as critical regulators of neuronal function and behavior in nearly every area of neuroscience. Initial reports focused on classical immune functions of microglia in pathological contexts, however, immunological concepts from these studies have been applied to describe neuro-immune interactions in the absence of disease, injury, or infection. Indeed, terms such as 'microglia activation' or 'neuroinflammation' are used ubiquitously to describe changes in neuro-immune function in disparate contexts; particularly in stress research, where these terms prompt undue comparisons to pathological conditions. This creates a barrier for investigators new to neuro-immunology and ultimately hinders our understanding of stress effects on microglia. As more studies seek to understand the role of microglia in neurobiology and behavior, it is increasingly important to develop standard methods to study and define microglial phenotype and function. In this review, we summarize primary research on the role of microglia in pathological and physiological contexts. Further, we propose a framework to better describe changes in microglia1 phenotype and function in chronic stress. This approach will enable more precise characterization of microglia in different contexts, which should facilitate development of microglia-directed therapeutics in psychiatric and neurological disease.

Indexed as

HomeostasisMicrogliaNeuroinflammatory DiseasesStress, PhysiologicalTerminology as TopicAnimalsHumansSemanticsDepressionHomeostasisInflammationMicrogliaParainflammationStress

Identifiers

PMID34742308
PMCPMC8571840
OpenAlexW3211761706

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.