Evidence map›Paper›PMID 26084439›Full record

ArticleMolecular neurobiology2016

Attenuated Reactive Gliosis and Enhanced Functional Recovery Following Spinal Cord Injury in Null Mutant Mice of Platelet-Activating Factor Receptor.

Yuanyi Wang, Zhongwen Gao, Yiping Zhang, Shi-Qing Feng, Yulong Liu, Lisa B E Shields, Ying-Zheng Zhao, Qingsan Zhu, David Gozal, Christopher B Shields and 1 more

Abstract read
PubMed Publisher
In one paragraph

Article in Molecular neurobiology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
2.0field-weighted citation impact, top 14% 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

19 citing papers in PubMed, 38 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

11 authors at 7 institutions in 2 countries.

Yuanyi WangDepartment of Spine Surgery, First Hospital of Jilin University, 71 Xinmin Street, Changchun, Jilin, 130021, People's Republic of China.
Zhongwen GaoDepartment of Pediatrics, University of Louisville School of Medicine, 570 S. Preston Street, Donald Baxter Building, Suite 321B, Louisville, KY, 40202, USA.
Yiping ZhangNorton Healthcare, Norton Neuroscience Institute, Louisville, KY, 40202, USA.
Shi-Qing FengDepartment of Pediatrics, University of Louisville School of Medicine, 570 S. Preston Street, Donald Baxter Building, Suite 321B, Louisville, KY, 40202, USA.
Yulong LiuDepartment of Pediatrics, University of Louisville School of Medicine, 570 S. Preston Street, Donald Baxter Building, Suite 321B, Louisville, KY, 40202, USA.
Lisa B E ShieldsNorton Healthcare, Norton Neuroscience Institute, Louisville, KY, 40202, USA.
Ying-Zheng ZhaoDepartment of Pediatrics, University of Louisville School of Medicine, 570 S. Preston Street, Donald Baxter Building, Suite 321B, Louisville, KY, 40202, USA.
Qingsan ZhuDepartment of Orthopedics, China-Japan Union Hospital of Jilin University, Changchun, 130033, China. drzqs@yahoo.com.cn.
David GozalComer Children's Hospital, Department of Pediatrics, University of Chicago, Chicago, IL, 60637, USA.
Christopher B ShieldsNorton Healthcare, Norton Neuroscience Institute, Louisville, KY, 40202, USA.
Jun CaiDepartment of Pediatrics, University of Louisville School of Medicine, 570 S. Preston Street, Donald Baxter Building, Suite 321B, Louisville, KY, 40202, USA. j0cai002@louisville.edu.
Norton Healthcare · USUniversity of Louisville · USBaxter (United States) · USComer Children's Hospital · USJilin University · CNUnion Hospital · CNWenzhou Medical University · CN

Funding

Mechanisms of plasticity and repair after SCIP30GM103507 · NIGMS · UNIVERSITY OF LOUISVILLE · PI WHITTEMORE, SCOTT R · 2012 to 2015
$4.2M
NIGMS NIH HHS P30 GM103507
6 · The paper itself

Abstract

Platelet-activating factor (PAF) is a unique phosphoglycerine that mediates the biological functions of both immune and nervous systems. Excessive PAF plays an important role in neural injury via its specific receptor (PAFR). In this study, we hypothesized that PAF signaling activates reactive gliosis after spinal cord injury (SCI), and blocking the PAF pathway would modify the glia scar formation and promote functional recovery. PAF microinjected into the normal wild-type spinal cord induced a dose-dependent activation of microglia and astrocytes. In the SCI mice, PAFR null mutant mice showed a better functional recovery in grip and rotarod performances than wild-type mice. Although both microglia and astrocytes were activated after SCI in wild-type and PAFR null mutant mice, expressions of IL-6, vimentin, nestin, and GFAP were not significantly elevated in PAFR null mutants. Disruption of PAF signaling inhibited the expressions of proteoglycan CS56 and neurocan (CSPG3). Intriguingly, compared to the wild-type SCI mice, less axonal retraction/dieback at 7 dpi but more NFH-labeled axons at 28 dpi was found in the area adjacent to the epicenter in PAFR null mutant SCI mice. Moreover, treatment with PAFR antagonist Ginkgolide B (GB) at the chronic phase rather than acute phase enhanced the functional recovery in the wild-type SCI mice. These findings suggest that PAF signaling participates in reactive gliosis after SCI, and blocking of this signaling enhances functional recovery and to some extent may promote axon regrowth.

Indexed as

Recovery of FunctionAnimalsAstrocytesAxonsCervical VertebraeExtracellular MatrixFemaleForelimbGliosisInflammationMice, Inbred C57BLMice, KnockoutMicrogliaMyelin SheathNeuronal PlasticityPlatelet Activating FactorPlatelet Activating Factorplatelet activating factor receptorPlatelet Membrane GlycoproteinsReceptors, G-Protein-CoupledAstrocyteAxon regenerationDorsal lacerationGlial scarSpinal cord injury

Identifiers

PMID26084439
OpenAlexW576239543

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.