Evidence map›Paper›PMID 36287049›Full record

ArticleMethods and protocols2022

Sequential Isolation of Microglia and Astrocytes from Young and Aged Adult Mouse Brains for Downstream Transcriptomic Analysis.

Ruchelle G Buenaventura, Alex C Harvey, Mark P Burns, Bevan S Main

Abstract read
In one paragraph

Article in Methods and protocols, 2022. 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.

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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

4 authors.

Ruchelle G BuenaventuraDepartment of Neuroscience, Georgetown University Medical Center, Washington, DC 20057, USA.ORCID 0000-0003-2271-7179
Alex C HarveyDepartment of Neuroscience, Georgetown University Medical Center, Washington, DC 20057, USA.ORCID 0000-0003-0879-635X
Mark P BurnsDepartment of Neuroscience, Georgetown University Medical Center, Washington, DC 20057, USA.ORCID 0000-0003-4750-2000
Bevan S MainDepartment of Neuroscience, Georgetown University Medical Center, Washington, DC 20057, USA.ORCID 0000-0002-2677-4763

Funding

Tau-independent effects of high frequency head impact on cognition and neurobehaviorR01NS107370 · NINDS · GEORGETOWN UNIVERSITY · PI BURNS, MARK P · 2018 to 2022
$1.9M
Recovering amnestic memories from the repeat head impact brainRF1NS121316 · NINDS · GEORGETOWN UNIVERSITY · PI BURNS, MARK P · 2021 to 2021
$1.0M
Recovering amnestic memories from the repeat head impact brainR01NS121316 · NINDS · GEORGETOWN UNIVERSITY · PI BURNS, MARK P · 2024 to 2025
$684k
NINDS NIH HHS R01 NS107370NINDS NIH HHS R01NS107370, RF1NS121316NINDS NIH HHS R01 NS121316NINDS NIH HHS RF1 NS121316
6 · The paper itself

Abstract

In aging, the brain is more vulnerable to injury and neurodegenerative disease, but the mechanisms responsible are largely unknown. Evidence now suggests that neuroinflammation, mediated by resident brain astrocyte and microglia populations, are key players in the generation of inflammatory responses and may influence both age related processes and the initiation/progression of neurodegeneration. Consequently, targeting these cell types individually and collectively may aid in the development of novel disease-modifying therapies. We have optimized and characterized a protocol for the effective sequential isolation of both microglia and astrocytes from the adult mouse brain in young and aged mice. We demonstrate a technique for the sequential isolation of these immune cells by using magnetic beads technology, optimized to increase yield and limit potential artifacts in downstream transcriptomic applications, including RNA-sequencing pipelines. This technique is versatile, cost-effective, and reliable for the study of responses within the same biological context, simultaneously being advantageous in reducing mice numbers required to assess cellular responses in normal and age-related pathological conditions.

Indexed as

astrocytesMACsmicroglianeuroinflammationRNAsequential cell isolation

Identifiers

PMID36287049
PMCPMC9610580

What OpenQuestion holds

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Registered trials

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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.