Evidence map›Paper›PMID 37254100›Full record

ArticleJournal of neuroinflammation2023

Analysis of the microglia transcriptome across the human lifespan using single cell RNA sequencing.

Moein Yaqubi, Adam M R Groh, Marie-France Dorion, Elia Afanasiev, Julia Xiao Xuan Luo, Hadi Hashemi, Sarthak Sinha, Nicholas W Kieran, Manon Blain, Qiao-Ling Cui and 10 more

Open access · goldAbstract read
In one paragraph

Article in Journal of neuroinflammation, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
5.7field-weighted citation impact, top 3% 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

32 citing papers in PubMed, 40 citations in OpenAlex.

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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

20 authors at 6 institutions in 2 countries.

Moein YaqubiNeuroimmunology Unit, Department of Neurology and Neurosurgery, Montreal Neurological Institute and Hospital, McGill University, Montreal, QC, Canada.
Adam M R GrohNeuroimmunology Unit, Department of Neurology and Neurosurgery, Montreal Neurological Institute and Hospital, McGill University, Montreal, QC, Canada.
Marie-France DorionNeuroimmunology Unit, Department of Neurology and Neurosurgery, Montreal Neurological Institute and Hospital, McGill University, Montreal, QC, Canada.
Elia AfanasievNeuroimmunology Unit, Department of Neurology and Neurosurgery, Montreal Neurological Institute and Hospital, McGill University, Montreal, QC, Canada.
Julia Xiao Xuan LuoDepartment of Microbiology and Immunology, Montreal Neurological Institute and Hospital, McGill University, Montreal, QC, Canada.
Hadi HashemiDepartment of Electrical and Electronic Engineering, Shiraz University of Technology, Shiraz, Fars, Iran.
Sarthak SinhaDepartment of Comparative Biology and Experimental Medicine, University of Calgary, Calgary, AB, Canada.
Nicholas W KieranNeuroimmunology Unit, Department of Neurology and Neurosurgery, Montreal Neurological Institute and Hospital, McGill University, Montreal, QC, Canada.
Manon BlainNeuroimmunology Unit, Department of Neurology and Neurosurgery, Montreal Neurological Institute and Hospital, McGill University, Montreal, QC, Canada.
Qiao-Ling CuiNeuroimmunology Unit, Department of Neurology and Neurosurgery, Montreal Neurological Institute and Hospital, McGill University, Montreal, QC, Canada.
Jeff BiernaskieDepartment of Comparative Biology and Experimental Medicine, University of Calgary, Calgary, AB, Canada.
Myriam SrourNeuroimmunology Unit, Department of Neurology and Neurosurgery, Montreal Neurological Institute and Hospital, McGill University, Montreal, QC, Canada.
Roy DudleyNeuroimmunology Unit, Department of Neurology and Neurosurgery, Montreal Neurological Institute and Hospital, McGill University, Montreal, QC, Canada.
Jeffery A HallNeuroimmunology Unit, Department of Neurology and Neurosurgery, Montreal Neurological Institute and Hospital, McGill University, Montreal, QC, Canada.
Joshua A SonnenDepartments of Pathology, Neurology and Neurosurgery, McGill University, Montreal, QC, Canada.
Nathalie ArbourNeuroimmunology Research Laboratory, Centre de Recherche du Centre Hospitalier de L, Université de Montréal (CRCHUM), Montreal, QC, Canada.
Alexandre PratDepartment of Neurosciences, Université de Montréal, Montreal, QC, Canada.
Jo Anne StrattonNeuroimmunology Unit, Department of Neurology and Neurosurgery, Montreal Neurological Institute and Hospital, McGill University, Montreal, QC, Canada.
Jack AntelNeuroimmunology Unit, Department of Neurology and Neurosurgery, Montreal Neurological Institute and Hospital, McGill University, Montreal, QC, Canada.
Luke M HealyNeuroimmunology Unit, Department of Neurology and Neurosurgery, Montreal Neurological Institute and Hospital, McGill University, Montreal, QC, Canada. luke.healy@mcgill.ca.
McGill University · CAMontreal Neurological Institute and Hospital · CAUniversité de Montréal · CAUniversity of Calgary · CAMontreal Children's Hospital · CAShiraz University of Technology · IR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMicroglia are tissue resident macrophages with a wide range of critically important functions in central nervous system development and homeostasis.

methodIn this study, we aimed to characterize the transcriptional landscape of ex vivo human microglia across different developmental ages using cells derived from pre-natal, pediatric, adolescent, and adult brain samples. We further confirmed our transcriptional observations using ELISA and RNAscope.

resultsWe showed that pre-natal microglia have a distinct transcriptional and regulatory signature relative to their post-natal counterparts that includes an upregulation of phagocytic pathways. We confirmed upregulation of CD36, a positive regulator of phagocytosis, in pre-natal samples compared to adult samples in situ. Moreover, we showed adult microglia have more pro-inflammatory signature compared to microglia from other developmental ages. We indicated that adult microglia are more immune responsive by secreting increased levels of pro-inflammatory cytokines in response to LPS treatment compared to the pre-natal microglia. We further validated in situ up-regulation of IL18 and CXCR4 in human adult brain section compared to the pre-natal brain section. Finally, trajectory analysis indicated that the transcriptional signatures adopted by microglia throughout development are in response to a changing brain microenvironment and do not reflect predetermined developmental states.

conclusionIn all, this study provides unique insight into the development of human microglia and a useful reference for understanding microglial contribution to developmental and age-related human disease.

Indexed as

MicrogliaTranscriptomeAdolescentChildHumansLongevityPhagocytosisSequence Analysis, RNAEx vivo human microgliaGene regulatory networkscRNA-seqTranscriptional heterogeneity

Identifiers

PMID37254100
PMCPMC10230780
OpenAlexW4378783059

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.