Evidence map›Paper›PMID 34824275›Full record

ArticleNature communications2021

NogoA-expressing astrocytes limit peripheral macrophage infiltration after ischemic brain injury in primates.

Anthony G Boghdadi, Joshua Spurrier, Leon Teo, Mingfeng Li, Mario Skarica, Benjamin Cao, William C Kwan, Tobias D Merson, Susan K Nilsson, Nenad Sestan and 2 more

Abstract read
In one paragraph

Article in Nature communications, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing 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

20 citing papers in PubMed.

  1. Article
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  19. Improved post-stroke spontaneous recovery by astrocytic extracellular vesicles.Molecular therapy : the journal of the American Society of Gene Therapy · 2022
    Article
  20. Article
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

12 authors.

Anthony G BoghdadiAustralian Regenerative Medicine Institute, Monash University, 15 Innovation Walk, Clayton, VIC, 3800, Australia.ORCID http://orcid.org/0000-0003-2944-7845
Joshua Spurrier *Cellular Neuroscience, Neurodegeneration, and Repair Program, Yale University School of Medicine, New Haven, CT, 06536, USA.
Leon Teo *Australian Regenerative Medicine Institute, Monash University, 15 Innovation Walk, Clayton, VIC, 3800, Australia.
Mingfeng LiCellular Neuroscience, Neurodegeneration, and Repair Program, Yale University School of Medicine, New Haven, CT, 06536, USA.ORCID http://orcid.org/0000-0002-7959-6008
Mario SkaricaCellular Neuroscience, Neurodegeneration, and Repair Program, Yale University School of Medicine, New Haven, CT, 06536, USA.
Benjamin CaoAustralian Regenerative Medicine Institute, Monash University, 15 Innovation Walk, Clayton, VIC, 3800, Australia.
William C KwanAustralian Regenerative Medicine Institute, Monash University, 15 Innovation Walk, Clayton, VIC, 3800, Australia.ORCID http://orcid.org/0000-0002-3097-969X
Tobias D MersonAustralian Regenerative Medicine Institute, Monash University, 15 Innovation Walk, Clayton, VIC, 3800, Australia.ORCID http://orcid.org/0000-0002-7246-3608
Susan K NilssonAustralian Regenerative Medicine Institute, Monash University, 15 Innovation Walk, Clayton, VIC, 3800, Australia.
Nenad SestanCellular Neuroscience, Neurodegeneration, and Repair Program, Yale University School of Medicine, New Haven, CT, 06536, USA.ORCID http://orcid.org/0000-0003-0966-9619
Stephen M StrittmatterCellular Neuroscience, Neurodegeneration, and Repair Program, Yale University School of Medicine, New Haven, CT, 06536, USA.ORCID http://orcid.org/0000-0001-8188-3092
James A BourneAustralian Regenerative Medicine Institute, Monash University, 15 Innovation Walk, Clayton, VIC, 3800, Australia. james.bourne@monash.edu.ORCID http://orcid.org/0000-0002-0902-3108

Funding

Genome-Wide Discovery and Translational Research for Neural RepairR35NS097283 · NINDS · YALE UNIVERSITY · PI STRITTMATTER, STEPHEN M · 2017 to 2024
$8.1M
NINDS NIH HHS R35 NS097283
6 · The paper itself

Abstract

Astrocytes play critical roles after brain injury, but their precise function is poorly defined. Utilizing single-nuclei transcriptomics to characterize astrocytes after ischemic stroke in the visual cortex of the marmoset monkey, we observed nearly complete segregation between stroke and control astrocyte clusters. Screening for the top 30 differentially expressed genes that might limit stroke recovery, we discovered that a majority of astrocytes expressed RTN4A/ NogoA, a neurite-outgrowth inhibitory protein previously only associated with oligodendrocytes. NogoA upregulation on reactive astrocytes post-stroke was significant in both the marmoset and human brain, whereas only a marginal change was observed in mice. We determined that NogoA mediated an anti-inflammatory response which likely contributes to limiting the infiltration of peripheral macrophages into the surviving parenchyma.

Indexed as

AnimalsAstrocytesBrain InjuriesCallithrixFemaleGAP-43 ProteinMacrophagesMembrane GlycoproteinsMembrane ProteinsMiceMice, Inbred C57BLNogo ProteinsOligodendrogliaReceptors, ImmunologicSolitary NucleusStrokeGAP-43 ProteinLILRB2 protein, humanMembrane GlycoproteinsMembrane ProteinsNogo ProteinsReceptors, ImmunologicRtn4 protein, mouseTmem119 protein, human

Identifiers

PMID34824275
PMCPMC8617297

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.