Evidence map›Paper›PMID 28131016›Full record

ArticleNeurobiology of aging2017

Rod-shaped microglia morphology is associated with aging in 2 human autopsy series.

Adam D Bachstetter, Eseosa T Ighodaro, Yasmin Hassoun, Danah Aldeiri, Janna H Neltner, Ela Patel, Erin L Abner, Peter T Nelson

Open access · greenAbstract read
In one paragraph

Article in Neurobiology of aging, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 60 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
60citing papers in PubMed, 1 pooled it
2.6field-weighted citation impact, top 10% 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

60 citing papers in PubMed, 1 synthesis or guideline pooled it, 89 citations in OpenAlex.

  1. Pooled it
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  8. The Hallmarks of Ageing in Microglia.Cellular and molecular neurobiology · 2025
    Review
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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

8 authors at 1 institution in 1 country.

Adam D BachstetterSpinal Cord and Brain Injury Research Center, University of Kentucky, Lexington, KY, USA; Department of Neuroscience, University of Kentucky, Lexington, KY, USA. Electronic address: adam.bachstetter@uky.edu.
Eseosa T IghodaroSpinal Cord and Brain Injury Research Center, University of Kentucky, Lexington, KY, USA; Sanders-Brown Center on Aging, University of Kentucky, Lexington, KY, USA.
Yasmin HassounSpinal Cord and Brain Injury Research Center, University of Kentucky, Lexington, KY, USA.
Danah AldeiriSpinal Cord and Brain Injury Research Center, University of Kentucky, Lexington, KY, USA.
Janna H NeltnerSanders-Brown Center on Aging, University of Kentucky, Lexington, KY, USA; Division of Neuropathology, Department of Pathology and Laboratory Medicine, University of Kentucky, Lexington, KY, USA.
Ela PatelSanders-Brown Center on Aging, University of Kentucky, Lexington, KY, USA.
Erin L AbnerSanders-Brown Center on Aging, University of Kentucky, Lexington, KY, USA; Department of Epidemiology, University of Kentucky, Lexington, KY, USA.
Peter T NelsonSanders-Brown Center on Aging, University of Kentucky, Lexington, KY, USA; Division of Neuropathology, Department of Pathology and Laboratory Medicine, University of Kentucky, Lexington, KY, USA.
University of Kentucky · US

Funding

University of Kentucky Alzheimer's Disease Core Center - Biomarker CoreP30AG028383 · NIA · UNIVERSITY OF KENTUCKY · PI GOLD, BRIAN TIMOTHY, VAN ELDIK, LINDA J · 2006 to 2020
$23.3M
Involvement of myelin integrity in Alzheimer's disease pathogenesisR00AG044445 · NIA · UNIVERSITY OF KENTUCKY · PI BACHSTETTER, ADAM D · 2016 to 2018
$732k
Elucidating A Novel Mechanism for DementiaF30NS090714 · NINDS · UNIVERSITY OF KENTUCKY · PI IGHODARO, ESEOSA T. · 2016 to 2018
$73k
NIA NIH HHS P30 AG028383NIA NIH HHS R00 AG044445NINDS NIH HHS F30 NS090714
6 · The paper itself

Abstract

A subtype of microglia is defined by the morphological appearance of the cells as rod shaped. Little is known about this intriguing cell type, as there are only a few case reports describing rod-shaped microglia in the neuropathological literature. Rod-shaped microglia were shown recently to account for a substantial proportion of the microglia cells in the hippocampus of both demented and cognitively intact aged individuals. We hypothesized that aging could be a defining feature in the occurrence of rod-shaped microglia. To test this hypothesis, 2 independent series of autopsy cases (total n = 168 cases), which covered the adult lifespan from 20 to 100+ years old, were included in the study. The presence or absence of rod-shaped microglia was scored on IBA1 immunohistochemically stained slides for the hippocampus and cortex. We found that age was one of the strongest determinants for the presence of rod-shaped microglia in the hippocampus and the cortex. We found no association with the presence of rod-shaped microglia and a self-reported history of a TBI. Alzheimer's disease-related pathology was found to influence the presence of rod-shaped microglia, but only in the parietal cortex and not in the hippocampus or temporal cortex. Future studies are warranted to determine the functional relevance of rod-shaped microglia in supporting the health of neurons in the aged brain, and the signaling processes that regulate the formation of rod-shaped microglia.

Indexed as

AdultAgedAged, 80 and overAgingAlzheimer DiseaseAutopsyCerebral CortexFemaleHippocampusHumansImmunohistochemistryMaleMicrogliaMiddle AgedYoung AdultAgingAlzheimer's diseaseHippocampusMicroglia activationNeurodegenerationNeuroinflammationNeuropathologyTraumatic brain injury

Identifiers

PMID28131016
PMCPMC5359029
OpenAlexW2568244162

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.