Evidence map›Paper›PMID 31732865›Full record

ArticleNeuroscience bulletin2020

Epidural Spinal Cord Stimulation Promotes Motor Functional Recovery by Enhancing Oligodendrocyte Survival and Differentiation and by Protecting Myelin after Spinal Cord Injury in Rats.

Gang Li, Zhong-Kai Fan, Guang-Fei Gu, Zhi-Qiang Jia, Qiang-Qiang Zhang, Jun-Yu Dai, Shi-Sheng He

Open access · greenAbstract read
In one paragraph

Article in Neuroscience bulletin, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
3.7field-weighted citation impact, top 6% 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

21 citing papers in PubMed, 69 citations in OpenAlex.

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  7. Mapping the Iceberg of Autonomic Recovery: Mechanistic Underpinnings of Neuromodulation following Spinal Cord Injury.The Neuroscientist : a review journal bringing neurobiology, neurology and psychiatry · 2024
    Review
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  19. Review
  20. Spinal Cord Stimulation Attenuates Below-Level Mechanical Hypersensitivity in Rats After Thoracic Spinal Cord Injury.Neuromodulation : journal of the International Neuromodulation Society · 2021
    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

7 authors at 4 institutions in 1 country.

Gang LiDepartment of Orthopedics, Shanghai Tenth People's Hospital, Tongji University School of Medicine, Shanghai, 200072, China.
Zhong-Kai FanDepartment of Orthopaedics, The First Affiliated Hospital, Jinzhou Medical University, Jinzhou, 121001, China.
Guang-Fei GuDepartment of Orthopedics, Shanghai Tenth People's Hospital, Tongji University School of Medicine, Shanghai, 200072, China.
Zhi-Qiang JiaDepartment of Spinal Surgery, The Second Affiliated Hospital, Henan University of Science and Technology, Luoyang, 471003, China.
Qiang-Qiang ZhangDepartment of Orthopaedics, The First Affiliated Hospital, Jinzhou Medical University, Jinzhou, 121001, China.
Jun-Yu DaiDepartment of Orthopaedics, The First Affiliated Hospital, Jinzhou Medical University, Jinzhou, 121001, China.
Shi-Sheng HeDepartment of Orthopedics, Shanghai Tenth People's Hospital, Tongji University School of Medicine, Shanghai, 200072, China. heshishengtj@163.com.
Jinzhou Medical University · CNShanghai Tenth People's Hospital · CNHenan University of Science and Technology · CNTongji University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Epidural spinal cord stimulation (ESCS) markedly improves motor and sensory function after spinal cord injury (SCI), but the underlying mechanisms are unclear. Here, we investigated whether ESCS affects oligodendrocyte differentiation and its cellular and molecular mechanisms in rats with SCI. ESCS improved hindlimb motor function at 7 days, 14 days, 21 days, and 28 days after SCI. ESCS also significantly increased the myelinated area at 28 days, and reduced the number of apoptotic cells in the spinal white matter at 7 days. SCI decreased the expression of 2',3'-cyclic-nucleotide 3'-phosphodiesterase (CNPase, an oligodendrocyte marker) at 7 days and that of myelin basic protein at 28 days. ESCS significantly upregulated these markers and increased the percentage of Sox2/CNPase/DAPI-positive cells (newly differentiated oligodendrocytes) at 7 days. Recombinant human bone morphogenetic protein 4 (rhBMP4) markedly downregulated these factors after ESCS. Furthermore, ESCS significantly decreased BMP4 and p-Smad1/5/9 expression after SCI, and rhBMP4 reduced this effect of ESCS. These findings indicate that ESCS enhances the survival and differentiation of oligodendrocytes, protects myelin, and promotes motor functional recovery by inhibiting the BMP4-Smad1/5/9 signaling pathway after SCI.

Indexed as

Epidural SpaceMyelin SheathOligodendrogliaSpinal Cord InjuriesSpinal Cord StimulationAnimalsCell DifferentiationFemaleRatsRats, Sprague-DawleyRecovery of FunctionSignal TransductionSpinal CordDifferentiationEpidural spinal cord stimulationOligodendrocyteRemyelinationSpinal cord injury

Identifiers

PMID31732865
PMCPMC7142180
OpenAlexW2988285265

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.