Evidence map›Paper›PMID 35046528›Full record

ArticleCancer gene therapy2022

Targeting CLK4 inhibits the metastasis and progression of breast cancer by inactivating TGF-β pathway.

Eunji Kang, Kanggeon Kim, Sook Young Jeon, Ji Gwang Jung, Hong-Kyu Kim, Han-Byoel Lee, Wonshik Han

Erratum issuedAbstract read
PubMed Publisher
In one paragraph

Article in Cancer gene therapy, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
1.8field-weighted citation impact, top 13% 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

13 citing papers in PubMed, 18 citations in OpenAlex.

  1. Review
  2. Article
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  7. Review
  8. Targeting RNA splicing modulation: new perspectives for anticancer strategy?Journal of experimental & clinical cancer research : CR · 2025
    Review
  9. Article
  10. SLC12A8 mediates TKI resistance in EGFR-mutant lung cancer via PDK1/AKT axis.Journal of cancer research and clinical oncology · 2023
    Article
  11. Review
  12. Targeting cancer stem cell plasticity in triple-negative breast cancer.Exploration of targeted anti-tumor therapy · 2023
    Review
  13. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors at 3 institutions in 5 countries.

Eunji KangCancer Research Institute, Seoul National University, 101 Daehak-ro, Jongno-gu, Seoul, Republic of Korea.ORCID http://orcid.org/0000-0002-6230-3942
Kanggeon KimDepartment of Oncology, MRC Weatherall Institute of Molecular Medicine, John Radcliffe Hospital, University of Oxford, Oxford, UK.ORCID http://orcid.org/0000-0002-2951-3331
Sook Young JeonDepartment of Surgery, Seoul National University College of Medicine, 101 Daehak-ro, Jongno-gu, Seoul, Republic of Korea.
Ji Gwang JungDepartment of Surgery, Seoul National University College of Medicine, 101 Daehak-ro, Jongno-gu, Seoul, Republic of Korea.
Hong-Kyu KimDepartment of Surgery, Seoul National University College of Medicine, 101 Daehak-ro, Jongno-gu, Seoul, Republic of Korea.ORCID http://orcid.org/0000-0003-4425-972X
Han-Byoel LeeCancer Research Institute, Seoul National University, 101 Daehak-ro, Jongno-gu, Seoul, Republic of Korea.ORCID http://orcid.org/0000-0003-0152-575X
Wonshik HanCancer Research Institute, Seoul National University, 101 Daehak-ro, Jongno-gu, Seoul, Republic of Korea. hanw@snu.ac.kr.ORCID http://orcid.org/0000-0001-7310-0764
Seoul National University · KRCancer Research Institute · USJohn Radcliffe Hospital · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Triple-negative breast cancer (TNBC) represents the most aggressive subtype of breast cancer that is highly resistant to current therapeutic options. According to the public databases Oncomine and KM plotter, the CLK4 expression is correlated with poor patient survival in TNBC, especially in mesenchymal-like TNBC (MES-TNBC) that has strong metastatic potential. Therefore, we investigated the potential involvement of CLK4 in the metastasis and progression of MES-TNBC. In the MES-TNBC cell lines, the CLK4 expression was elevated. Notably, the RNAi-mediated silencing of CLK4 reduced the expression of multiple epithelial-mesenchymal transition (EMT) genes that mediate metastasis. Furthermore, CLK4 silencing reduced both the invasive behaviors of the cultured cells and tumor metastasis in the mouse xenograft model. It is also noteworthy that CLK4 silencing repressed the invasive and cancer stem cell (CSC) properties that are induced by the TGF-β signaling. Importantly, the pharmacological inhibition of CLK4 potently repressed the invasion and proliferation of MES-TNBC cell lines and patient-derived cells, which demonstrates its clinical applicability. Collectively, our results suggest that CLK4 plays a crucial role in invasion and proliferation of MES-TNBC, especially in the processes that are induced by TGF-β. Also, this study characterizes CLK4 as a novel therapeutic target in breast cancer.

Indexed as

Triple Negative Breast NeoplasmsAnimalsCell Line, TumorCell MovementCell ProliferationEpithelial-Mesenchymal TransitionHumansMiceNeoplastic Stem CellsTransforming Growth Factor betaTransforming Growth Factor beta

Identifiers

PMID35046528
OpenAlexW4205986046

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.