Evidence map›Paper›PMID 28787001›Full record

ArticlePloS one2017

YM155 as an inhibitor of cancer stemness simultaneously inhibits autophosphorylation of epidermal growth factor receptor and G9a-mediated stemness in lung cancer cells.

Chun-Chia Cheng, Jungshan Chang, Stanley Ching-Cheng Huang, Huan-Chau Lin, Ai-Sheng Ho, Ken-Hong Lim, Chun-Chao Chang, Ling Huang, Yu-Cheng Chang, Yi-Fang Chang and 1 more

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
2.1field-weighted citation impact, top 11% 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

19 citing papers in PubMed, 34 citations in OpenAlex.

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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

11 authors at 6 institutions in 2 countries.

Chun-Chia ChengDivision of Hematology and Oncology, Department of Internal Medicine, MacKay Memorial Hospital, Taipei, Taiwan.ORCID http://orcid.org/0000-0002-6455-1798
Jungshan ChangGraduate Institute of Medical Sciences, School of Medicine, College of Medicine, Taipei Medical University, Taipei, Taiwan.
Stanley Ching-Cheng HuangDepartment of Pathology & Immunology, Washington University School of Medicine, St. Louis, Missouri, United States of America.
Huan-Chau LinDivision of Hematology and Oncology, Department of Internal Medicine, MacKay Memorial Hospital, Taipei, Taiwan.
Ai-Sheng HoDivision of Gastroenterology, Cheng Hsin General Hospital, Taipei, Taiwan.
Ken-Hong LimDivision of Hematology and Oncology, Department of Internal Medicine, MacKay Memorial Hospital, Taipei, Taiwan.
Chun-Chao ChangDivision of Gastroenterology and Hepatology, Department of Internal Medicine, Taipei Medical University Hospital, Taipei, Taiwan.
Ling HuangDivision of Hematology and Oncology, Department of Internal Medicine, MacKay Memorial Hospital, Taipei, Taiwan.
Yu-Cheng ChangDivision of Hematology and Oncology, Department of Internal Medicine, MacKay Memorial Hospital, Taipei, Taiwan.
Yi-Fang ChangDivision of Hematology and Oncology, Department of Internal Medicine, MacKay Memorial Hospital, Taipei, Taiwan.
Cheng-Wen WuInstitute of Clinical Medicine, National Yang-Ming University, Taipei, Taiwan.
Mackay Memorial Hospital · TWNational Yang Ming Chiao Tung University · TWCheng Hsin General Hospital · TWTaipei Medical University · TWTaipei Medical University Hospital · TWWashington University in St. Louis · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cancer stem cell survival is the leading factor for tumor recurrence after tumor-suppressive treatments. Therefore, specific and efficient inhibitors of cancer stemness must be discovered for reducing tumor recurrence. YM155 has been indicated to significantly reduce stemness-derived tumorsphere formation. However, the pharmaceutical mechanism of YM155 against cancer stemness is unclear. This study investigated the potential mechanism of YM155 against cancer stemness in lung cancer. Tumorspheres derived from epidermal growth factor receptor (EGFR)-mutant HCC827 and EGFR wild-type A549 cells expressing higher cancer stemness markers (CD133, Oct4, and Nanog) were used as cancer stemness models. We observed that EGFR autophosphorylation (Y1068) was higher in HCC827- and A549-derived tumorspheres than in parental cells; this autophosphorylation induced tumorsphere formation by activating G9a-mediated stemness. Notably, YM155 inhibited tumorsphere formation by blocking the autophosphorylation of EGFR and the EGFR-G9a-mediated stemness pathway. The chemical and genetic inhibition of EGFR and G9a revealed the significant role of the EGFR-G9a pathway in maintaining the cancer stemness property. In conclusion, this study not only revealed that EGFR could trigger tumorsphere formation by elevating G9a-mediated stemness but also demonstrated that YM155 could inhibit this formation by simultaneously blocking EGFR autophosphorylation and G9a activity, thus acting as a potent agent against lung cancer stemness.

Indexed as

AfatinibAntineoplastic AgentsCell Line, TumorDrug Evaluation, PreclinicalErbB ReceptorsGene Expression Regulation, NeoplasticHistocompatibility AntigensHistone-Lysine N-MethyltransferaseHumansImidazolesLung NeoplasmsMethylationNaphthoquinonesOctamer Transcription Factor-3PhosphorylationQuinazolinesAfatinibAntineoplastic AgentsEGFR protein, humanEHMT1 protein, humanEHMT2 protein, humanErbB ReceptorsHistocompatibility AntigensHistone-Lysine N-MethyltransferaseImidazolesNaphthoquinonesOctamer Transcription Factor-3POU5F1 protein, humanQuinazolinesRNA, MessengersepantroniumUNC0642

Identifiers

PMID28787001
PMCPMC5546577
OpenAlexW2743997882

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.