Evidence map›Paper›PMID 30976063›Full record

ArticleScientific reports2019

Specific protein 1(SP1) regulates the epithelial-mesenchymal transition via lysyl oxidase-like 2(LOXL2) in pancreatic ductal adenocarcinoma.

Im-Kyung Kim, Yun Sun Lee, Hyung Sun Kim, Seung Myung Dong, Joon Seong Park, Dong Sup Yoon

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed, 2 pooled it
1.7field-weighted citation impact, top 15% 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

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

  1. Pooled it
  2. Pooled it
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  9. Review
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  11. Article
  12. LOXL2 in Cancer: A Two-Decade Perspective.International journal of molecular sciences · 2023
    Review
  13. Rapid cancer cell perineural invasion utilizes amoeboid migration.Proceedings of the National Academy of Sciences of the United States of America · 2023
    Article
  14. Specificity Proteins (Sp) and Cancer.International journal of molecular sciences · 2023
    Review
  15. 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 at 1 institution in 1 country.

Im-Kyung KimDepartment of Surgery, Yonsei University College of Medicine, Seoul, Korea.
Yun Sun LeeBrain Korea 21 Plus Project for Medical Science, Yonsei University College of Medicine, Seoul, Korea.
Hyung Sun KimDepartment of Surgery, Yonsei University College of Medicine, Seoul, Korea.
Seung Myung DongInterpark Bio Convergence Center, Seoul, Korea. smdongstar@gmail.com.
Joon Seong ParkDepartment of Surgery, Yonsei University College of Medicine, Seoul, Korea. jspark330@yuhs.ac.
Dong Sup YoonDepartment of Surgery, Yonsei University College of Medicine, Seoul, Korea.
Yonsei University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Specific protein 1 (SP1) is associated with aggressive behavior, invasive clinical phenotype and poor clinical outcomes in various cancers. We studied whether SP1 exerts its effect on invasiveness and promotion of the epithelial-mesenchymal transition (EMT) by regulating lysyl oxidase-like 2 (LOXL2) in pancreatic ductal adenocarcinoma (PDAC) cell lines. We showed that silencing of SP1 in MIA Paca-2 cell significantly decreased cell invasion and migration. In MIA Paca-2 cells, silencing of SP1 induced a reduction of LOXL2 expression, whereas LOXL2 silencing did not lead to a decrease in the expression of SP1. Chromatin immunoprecipitation assay demonstrated the binding of SP1 to LOXL2 promoter. Wound healing and transmigration assays also showed that transfection of both SP1 and LOXL2 siRNA induced most significant decrease of cell invasion and migration compared to either SP1 or LOXL2-only silenced cells. Finally, we investigated the prognostic value of SP1 in patients with PDAC and SP1/LOX2 expression was examined by immunochemistry. Univariate and multivariate analyses showed that tumor differentiation and co-expression of SP1 and LOXL2 were independent factors for disease-free survival. In summary, our study demonstrates that SP1 modulates EMT and is involved in tumor invasion and migration of PDAC cells through the regulation of LOXL2.

Indexed as

Epithelial-Mesenchymal TransitionAmino Acid OxidoreductasesBiomarkers, TumorCarcinoma, Pancreatic DuctalCell MovementCell ProliferationFemaleFollow-Up StudiesGene Expression Regulation, NeoplasticHumansLymphatic MetastasisMaleMiddle AgedNeoplasm InvasivenessPancreatic NeoplasmsPrognosisAmino Acid OxidoreductasesBiomarkers, TumorLOXL2 protein, humanSP1 protein, humanSp1 Transcription Factor

Identifiers

PMID30976063
PMCPMC6459819
OpenAlexW2936578362

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.