Evidence map›Paper›PMID 27649153›Full record

ArticleInternational journal of molecular sciences2016

Astroglial Activation by an Enriched Environment after Transplantation of Mesenchymal Stem Cells Enhances Angiogenesis after Hypoxic-Ischemic Brain Injury.

Sung-Rae Cho, Hwal Suh, Ji Hea Yu, Hyongbum Henry Kim, Jung Hwa Seo, Cheong Hoon Seo

Abstract read
In one paragraph

Article in International journal of molecular sciences, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed, 2 pooled it
–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

27 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
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  14. Key Role of Astrocytes in Postnatal Brain and Retinal Angiogenesis.International journal of molecular sciences · 2022
    Review
  15. Genes · 2021
    Article
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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

6 authors.

Sung-Rae ChoDepartment and Research Institute of Rehabilitation Medicine, Yonsei University College of Medicine, Seoul 03722, Korea. srcho918@yuhs.ac.
Hwal SuhGraduate Program of Nano Science and Technology, Yonsei University, Seoul 03722, Korea. hwal@yuhs.ac.
Ji Hea YuDepartment and Research Institute of Rehabilitation Medicine, Yonsei University College of Medicine, Seoul 03722, Korea. onlyjin112@naver.com.
Hyongbum Henry KimBrain Korea 21 PLUS Project for Medical Science, Yonsei University College of Medicine, Seoul 03722, Korea. hkim1@yuhs.ac.
Jung Hwa SeoDepartment and Research Institute of Rehabilitation Medicine, Yonsei University College of Medicine, Seoul 03722, Korea. zugula@naver.com.
Cheong Hoon SeoDepartment of Rehabilitation Medicine, Hallym University Burn Institute, Burn Center, Hangang Sacred Heart Hospital, Seoul 03722, Korea. pmrseo@hallym.or.kr.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Transplantation of mesenchymal stem cells (MSCs) has paracrine effects; however, the effects are known to be largely limited. Here we investigated the combination effects of cell transplantation and enriched environment (EE) in a model of hypoxic-ischemic brain injury. Brain damage was induced in seven-day-old mice by unilateral carotid artery ligation and exposure to hypoxia (8% O₂ for 90 min). At six weeks of age, the mice were randomly assigned to four groups: phosphate-buffered saline (PBS)-control (CON), PBS-EE, MSC-CON, and MSC-EE. Rotarod and grip strength tests were performed to evaluate neurobehavioral functions. Histologic evaluations were also performed to confirm the extent of astrocyte activation and endogenous angiogenesis. An array-based multiplex ELISA and Western blot were used to identify growth factors in vivo and in vitro. Two weeks after treatment, levels of astrocyte density and angiogenic factors were increased in MSC-EE mice, but glial scarring was not increased. Eight weeks after treatment, angiogenesis was increased, and behavioral outcomes were synergistically improved in the MSC-EE group. Astrocytes co-cultured with MSCs expressed higher levels of angiogenic factors than astrocytes cultured alone. The mechanisms of this synergistic effect included enhanced repair processes, such as increased endogenous angiogenesis and upregulation of angiogenic factors released from activated astrocytes.

Indexed as

AnimalsAstrocytesBlood VesselsBlotting, WesternBrain InjuriesCells, CulturedEnzyme-Linked Immunosorbent AssayFemaleHypoxia-Ischemia, BrainIntercellular Signaling Peptides and ProteinsMaleMesenchymal Stem CellsMesenchymal Stem Cell TransplantationMice, Inbred ICRMicroscopy, ConfocalMotor ActivityIntercellular Signaling Peptides and ProteinsVascular Endothelial Growth Factor Aangiogenesisastrocytesenriched environmenthypoxic-ischemic brain injurymesenchymal stem cells

Identifiers

PMID27649153
PMCPMC5037823

What OpenQuestion holds

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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.