Evidence map›Paper›PMID 31814061›Full record

ArticleInflammation2020

IL-17 Induced Stromal Cell-Derived Factor-1 and Profibrotic Factor in Keloid-Derived Skin Fibroblasts via the STAT3 Pathway.

Seon-Yeong Lee, Eun Kyung Kim, Hyun Beom Seo, Jeong Won Choi, Jin Hee Yoo, Kyoung Ah Jung, Da-Som Kim, Seung Cheon Yang, Soo Jin Moon, Jung Ho Lee and 1 more

Abstract read
In one paragraph

Article in Inflammation, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
36citing 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

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

  1. The role of IL-17 and Th17 cells in keloid pathogenesis.Archives of dermatological research · 2024
    Pooled it
  2. The role of IL-17 and Th17 cells in keloid pathogenesis.Archives of dermatological research · 2024
    Pooled it
  3. Review
  4. Article
  5. Review
  6. Article
  7. Article
  8. Article
  9. Regulatory role of POSTN in keloid pathogenesis.Molecular medicine reports · 2025
    Article
  10. Article
  11. Review
  12. Article
  13. Review
  14. Article
  15. Article
  16. Article
  17. Autocrine IL-6 drives cell and extracellular matrix anisotropy in scar fibroblasts.Matrix biology : journal of the International Society for Matrix Biology · 2023
    Article
  18. Article
  19. Review
  20. 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

11 authors.

Seon-Yeong LeeThe Rheumatism Research Center, Catholic Research Institute of Medical Science, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea.
Eun Kyung KimThe Rheumatism Research Center, Catholic Research Institute of Medical Science, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea.
Hyun Beom SeoThe Rheumatism Research Center, Catholic Research Institute of Medical Science, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea.
Jeong Won ChoiThe Rheumatism Research Center, Catholic Research Institute of Medical Science, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea.
Jin Hee YooThe Rheumatism Research Center, Catholic Research Institute of Medical Science, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea.
Kyoung Ah JungThe Rheumatism Research Center, Catholic Research Institute of Medical Science, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea.
Da-Som KimThe Rheumatism Research Center, Catholic Research Institute of Medical Science, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea.
Seung Cheon YangThe Rheumatism Research Center, Catholic Research Institute of Medical Science, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea.
Soo Jin MoonDepartment of Internal Medicine, College of Medicine, Division for Rheumatology, The Catholic University of Korea, Seoul, Republic of Korea.
Jung Ho LeeDepartment of Plastic and Reconstructive Surgery, Bucheon St. Mary's Hospital, College of Medicine, The Catholic University of Korea, 2 Sosa-dong, Wonmi-gu, Bucheon-si, Gyeonggi-do, 420-717, Republic of Korea. tfm0822@catholic.ac.kr.
Mi-La ChoThe Rheumatism Research Center, Catholic Research Institute of Medical Science, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea. iammila@catholic.ac.kr.ORCID http://orcid.org/0000-0001-5715-3989

Funding

National Research Foundation of Korea NRF-2015R1C1A2A01051677National Research Foundation of Korea NRF-2017R1A2B3007688National Research Foundation of Korea NRF-2018R1C1B5045324
6 · The paper itself

Abstract

The pathogenesis of keloids has not been elucidated, and the disease is thought to be caused by abnormal secretion of proinflammatory mediators and irregular responses to other inflammatory signals mediated by keloid fibroblasts (KFs). In this study, we investigated whether a local increase in interleukin IL-17 in keloid tissues stimulates the production of stromal cell-derived factor-1 (SDF-1) in KFs causing further recruitment of IL-17-producing T helper 17 (Th17) cells, which subsequently creates a positive feedback loop. Histological assessment was performed and the change in the expression of IL-17, IL-1β, IL-6, and TNF-α which of fibrosis and inflammation associated markers was examined. In addition, fibroblasts were treated with IL-17 in the presence or absence of STAT3 inhibitor STA-21; SDF-1 levels and fibrosis genes were measured. Our results showed that fibrotic reaction and expression of proinflammatory cytokines including IL-17 were most prominent in the growing margin (perilesional area) of keloid tissue and Th17 cells significantly infiltrated the perilesional area. In addition, IL-17 upregulated the expression of SDF-1, collagen, and α-SMA in KFs. Finally, STA-21 decreased SDF-1α expression and the expression of fibrosis genes in KFs even after IL-17 stimulation. Our study demonstrated that a local increase in IL-17 in keloid tissues stimulates the production of SDF-1 in KFs causing further recruitment of IL-17-producing T helper 17 (Th17) cells, which subsequently creates a positive feedback loop. These findings suggest that STAT3 inhibition can be used to treat keloid scars by reversing the vicious cycle between Th17 cells and KFs.

Indexed as

CD4-Positive T-LymphocytesCells, CulturedChemokine CXCL12FibroblastsHumansInterleukin-17KeloidSignal TransductionSkinSTAT3 Transcription FactorChemokine CXCL12CXCL12 protein, humanInterleukin-17STAT3 protein, humanSTAT3 Transcription FactorfibroblastIL-17keloidSDF-1STAT3

Identifiers

PMID31814061
PMCPMC7170982

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Registered trials

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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.