Evidence map›Paper›PMID 28508859›Full record

ArticleNature communications2017

Plastic roles of pericytes in the blood-retinal barrier.

Do Young Park, Junyeop Lee, Jaeryung Kim, Kangsan Kim, Seonpyo Hong, Sangyeul Han, Yoshiaki Kubota, Hellmut G Augustin, Lei Ding, Jin Woo Kim and 4 more

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 190 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
190citing papers in PubMed, 3 pooled it
23.5field-weighted citation impact, top 1% 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

190 citing papers in PubMed, 3 syntheses or guidelines pooled it, 315 citations in OpenAlex.

  1. Pooled it
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  13. Endothelial UNC5B regulates blood‑retinal barrier homeostasis.International journal of molecular medicine · 2026
    Article
  14. Article
  15. Article
  16. Article
  17. Molecular stress and neurovascular injury in the diabetic retina.The Journal of clinical investigation · 2026
    Review
  18. Review
  19. Article
  20. Article

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

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

14 authors at 7 institutions in 5 countries.

Do Young ParkGraduate School of Medical Science and Engineering, Korea Advanced Institute of Science and Technology (KAIST), Daejeon 34141, Korea.
Junyeop LeeGraduate School of Medical Science and Engineering, Korea Advanced Institute of Science and Technology (KAIST), Daejeon 34141, Korea.
Jaeryung KimGraduate School of Medical Science and Engineering, Korea Advanced Institute of Science and Technology (KAIST), Daejeon 34141, Korea.
Kangsan KimCenter for Vascular Research, Institute of Basic Science (IBS), Daejeon 34141, Korea.
Seonpyo HongGraduate School of Medical Science and Engineering, Korea Advanced Institute of Science and Technology (KAIST), Daejeon 34141, Korea.
Sangyeul HanCenter for Vascular Research, Institute of Basic Science (IBS), Daejeon 34141, Korea.
Yoshiaki KubotaThe Laboratory of Vascular Biology, Keio University, Tokyo 160-8582, Japan.
Hellmut G AugustinDivision of Vascular Oncology and Metastasis, German Cancer Research Center, DKFZ-ZMBH Alliance, 69120 Heidelberg, Germany.ORCID 0000-0002-7173-4242
Lei DingColumbia Stem Cell Initiative, Department of Rehabilitation and Regenerative Medicine, Department of Microbiology and Immunology, Columbia University Medical Center, New York, New York 10032, USA.
Jin Woo KimDepartment of Biological Sciences, KAIST, Daejeon 34141, Korea.
Hail KimGraduate School of Medical Science and Engineering, Korea Advanced Institute of Science and Technology (KAIST), Daejeon 34141, Korea.
Yulong HeCyrus Tang Hematology Center, Collaborative Innovation Center of Hematology, Soochow University, Suzhou 215123, China.ORCID 0000-0002-0099-3749
Ralf H AdamsDepartment of Tissue Morphogenesis, Max-Planck-Institute for Molecular Biomedicine, and Faculty of Medicine, University of Münster, D-48149 Münster, Germany.ORCID 0000-0003-3031-7677
Gou Young KohGraduate School of Medical Science and Engineering, Korea Advanced Institute of Science and Technology (KAIST), Daejeon 34141, Korea.ORCID 0000-0002-1231-1485
Korea Advanced Institute of Science and Technology · KRInstitute for Basic Science · KRColumbia University Irving Medical Center · USGerman Cancer Research Center · DEKeio University · JPSoochow University · CNUniversity of Münster · DE

Funding

Regulation of hematopoietic stem cells and leukemia stem cells by thrombopoietinR01HL132074 · NHLBI · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI DING, LEI · 2016 to 2020
$2.0M
NHLBI NIH HHS R01 HL132074
6 · The paper itself

Abstract

The blood-retinal barrier (BRB) consists of tightly interconnected capillary endothelial cells covered with pericytes and glia, but the role of the pericytes in BRB regulation is not fully understood. Here, we show that platelet-derived growth factor (PDGF)-B/PDGF receptor beta (PDGFRβ) signalling is critical in formation and maturation of BRB through active recruitment of pericytes onto growing retinal vessels. Impaired pericyte recruitment to the vessels shows multiple vascular hallmarks of diabetic retinopathy (DR) due to BRB disruption. However, PDGF-B/PDGFRβ signalling is expendable for maintaining BRB integrity in adult mice. Although selective pericyte loss in stable adult retinal vessels surprisingly does not cause BRB disintegration, it sensitizes retinal vascular endothelial cells (ECs) to VEGF-A, leading to upregulation of angiopoietin-2 (Ang2) in ECs through FOXO1 activation and triggering a positive feedback that resembles the pathogenesis of DR. Accordingly, either blocking Ang2 or activating Tie2 greatly attenuates BRB breakdown, suggesting potential therapeutic approaches to reduce retinal damages upon DR progression.

Indexed as

Angiopoietin-2AnimalsBlood-Retinal BarrierCapillary PermeabilityDiabetic RetinopathyEndothelial CellsMice, Inbred C57BLMice, KnockoutMice, TransgenicPericytesProto-Oncogene Proteins c-sisReceptor, Platelet-Derived Growth Factor betaRetinal VesselsSignal TransductionAngiopoietin-2Proto-Oncogene Proteins c-sisReceptor, Platelet-Derived Growth Factor beta

Identifiers

PMID28508859
PMCPMC5440855
OpenAlexW2615239588

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.