Evidence map›Paper›PMID 41587891›Full record

ReviewAnnual review of pathology2026

Basic Microglial Functions and How They Go Awry in Neurodegenerative Disease.

Jordan E McKinney, Mariko L Bennett, F Chris Bennett

Abstract readReview
In one paragraph

Review in Annual review of pathology, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
–field-weighted citation impact
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

7 citing papers in PubMed.

  1. Article
  2. Review
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  4. Review
  5. Review
  6. Article
  7. Review
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.

Jordan E McKinneyDivision of Neurology, Department of Pediatrics, Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, USA; email: bennettm2@chop.edu.
Mariko L BennettDivision of Neurology, Department of Pediatrics, Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, USA; email: bennettm2@chop.edu.
F Chris BennettDepartment of Psychiatry, University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania, USA.

Funding

Amyloid Beta CAR Macrophages: a cell engineering strategy to clear pathogenic proteinsR01NS129737 · NINDS · UNIVERSITY OF PENNSYLVANIA · PI Frederick Bennett, Saar Gill · 2023 to 2026
$2.8M
Role of Brain Macrophages in the Pathogenesis and Treatment of Globoid Cell LeukodystrophyR01NS120960 · NINDS · UNIVERSITY OF PENNSYLVANIA · PI BENNETT, FREDERICK · 2021 to 2025
$2.3M
Unlocking microglia targeting for neurotherapeuticsDP5OD036159 · OD · CHILDREN'S HOSP OF PHILADELPHIA · PI Mariko L. Bennett · 2023 to 2026
$2.2M
Interactions Between Diverse Brain Cell Types Drive Aicardi-Goutieres NeuropathologyR01NS138537 · NINDS · CHILDREN'S HOSP OF PHILADELPHIA · PI Mariko L. Bennett, Daniella Muallem Schwartz · 2024 to 2026
$2.0M
NIH HHS DP5 OD036159NINDS NIH HHS R01 NS120960NINDS NIH HHS R01 NS129737NINDS NIH HHS R01 NS138537
6 · The paper itself

Abstract

Microglia-the parenchymal tissue-resident macrophages of the brain and spinal cord-are essential to support brain health by integrating environmental cues and performing immune functions and reparative processes. Yet across neurodegenerative diseases, these long-lived cells become increasingly unable to meet the demands of their homeostatic roles. In this review, we trace the arc of microglial function from competence to dysfunction, examining how their roles, for example, in synaptic pruning, phagocytosis, and interferon signaling, can shift from protective to pathogenic. Using Alzheimer's disease, inherited microgliopathies, and Aicardi-Goutières syndrome as case studies, we highlight the ways in which microglia fail-through metabolic exhaustion, lysosomal overload, inflammatory gain of function, or failure to respond. We consider how genetic and environmental factors converge to drive this "microglial incompetence," and discuss emerging strategies to reset or replace dysfunctional microglia. Understanding when and how microglia go awry may unlock new paths for treating a wide spectrum of neurodegenerative diseases.

Indexed as

MicrogliaNeurodegenerative DiseasesAlzheimer DiseaseAnimalsBrainHumansPhagocytosisSignal TransductionAlzheimer's diseaseinterferonopathymicrogliamicroglia replacementmicrogliopathiesneurodegeneration

Identifiers

PMID41587891
PMCPMC12851504

What OpenQuestion holds

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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.