Evidence map›Paper›PMID 31530090›Full record

ArticleCell cycle (Georgetown, Tex.)2019

Blocking Notch signal pathway suppresses the activation of neurotoxic A1 astrocytes after spinal cord injury.

Dingfei Qian, Linwei Li, Yuluo Rong, Wei Liu, Qian Wang, Zheng Zhou, Changjiang Gu, Yifan Huang, Xuan Zhao, Jian Chen and 2 more

Open access · greenAbstract read
In one paragraph

Article in Cell cycle (Georgetown, Tex.), 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 66 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
66citing papers in PubMed, 3 pooled it
9.6field-weighted citation impact, top 2% 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

66 citing papers in PubMed, 3 syntheses or guidelines pooled it, 145 citations in OpenAlex.

  1. Pooled it
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  9. Intrathecal STAT3 inhibitor Bt354 ameliorates chronic constriction injury-induced nociceptive sensitization by modulating neuroinflammation.Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics · 2025
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  19. [Therapeutic mechanism of basic fibroblast growth factor on spinal cord injury in rats based on the Notch/signal transducer and activator of transcription 3 signaling pathway].Zhongguo xiu fu chong jian wai ke za zhi = Zhongguo xiufu chongjian waike zazhi = Chinese journal of reparative and reconstructive surgery · 2024
    Article
  20. Review

6 more citing papers are in PubMed but not listed here.

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 at 2 institutions in 1 country.

Dingfei QianDepartment of Orthopedic, The First Affiliated Hospital of Nanjing Medical University , Nanjing , P.R. China.
Linwei LiDepartment of Orthopedic, The First Affiliated Hospital of Nanjing Medical University , Nanjing , P.R. China.
Yuluo RongDepartment of Orthopedic, The First Affiliated Hospital of Nanjing Medical University , Nanjing , P.R. China.
Wei LiuDepartment of Orthopedic, The First Affiliated Hospital of Nanjing Medical University , Nanjing , P.R. China.
Qian WangDepartment of Orthopedic, The First Affiliated Hospital of Nanjing Medical University , Nanjing , P.R. China.
Zheng ZhouDepartment of Orthopedic, The First Affiliated Hospital of Nanjing Medical University , Nanjing , P.R. China.
Changjiang GuDepartment of Orthopedic, The First Affiliated Hospital of Nanjing Medical University , Nanjing , P.R. China.
Yifan HuangDepartment of Orthopedic, The First Affiliated Hospital of Nanjing Medical University , Nanjing , P.R. China.
Xuan ZhaoDepartment of Orthopedic, The First Affiliated Hospital of Nanjing Medical University , Nanjing , P.R. China.
Jian ChenDepartment of Orthopedic, The First Affiliated Hospital of Nanjing Medical University , Nanjing , P.R. China.
Jin FanDepartment of Orthopedic, The First Affiliated Hospital of Nanjing Medical University , Nanjing , P.R. China.
Guoyong YinDepartment of Orthopedic, The First Affiliated Hospital of Nanjing Medical University , Nanjing , P.R. China.
Jiangsu Province Hospital · CNNanjing Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Spinal cord injury (SCI) is a catastrophic disease which has complicated pathogenesis including inflammation, oxidative stress and glial scar formation. Astrocytes are the most abundant cells in central nervous system and fulfill homeostatic functions. Recent studies have described a new reactive phenotype of astrocytes, A1, induced by inflammation, which may have negative effects in SCI. As the Notch signaling pathway has been linked to cell differentiation and inflammation, we aimed to investigate its potential role in the differentiation of astrocytes in SCI. Contusive SCI rat model showed elevated A1 astrocyte numbers at the damage site 28 days after SCI and the expression levels of Notch signaling and its downstream genes were upregulated parallelly. Western blotting, RT-qPCR and immunofluorescence revealed that blocking of Notch pathway using γ-secretase blocker (DAPT) suppressed the differentiation of A1 astrocytes. Flow cytometry, and TUNEL staining indicated that DAPT alleviated neuronal apoptosis and axonal damage caused by A1 astrocytes likely through the Notch-dependent release of pro-inflammatory factors. CO-IP and western blotting revealed an interaction between Notch pathway and signal transducer and activator of transcription 3 (Stat3), which played a vital role in differentiation of A1 astrocytes. We conclude that phenotypic transition of A1 astrocytes and their neurotoxity were controlled by the Notch-Stat3 axis and that Notch pathway in astrocytes may serve as a promising therapeutic target for SCI.

Indexed as

Amyloid Precursor Protein SecretasesAnimalsApoptosisAstrocytesAxonsCell DifferentiationCell ProliferationCells, CulturedRatsRats, Sprague-DawleyReceptors, NotchSignal TransductionSpinal CordSpinal Cord InjuriesSTAT3 Transcription FactorAmyloid Precursor Protein SecretasesReceptors, NotchStat3 protein, ratSTAT3 Transcription FactorA1 astrocytesDAPTNotch signalingSpinal cord injuryStat3

Identifiers

PMID31530090
PMCPMC6791691
OpenAlexW2974865755

What OpenQuestion holds

Textmetadata
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.