Evidence map›Paper›PMID 28083995›Full record

ArticleCancer medicine2017

BEX3 contributes to cisplatin chemoresistance in nasopharyngeal carcinoma.

Wei Gao, John Zeng-Hong Li, Si-Qi Chen, Chiao-Yun Chu, Jimmy Yu-Wai Chan, Thian-Sze Wong

Open access · goldAbstract read
In one paragraph

Article in Cancer medicine, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
1.3field-weighted citation impact, top 20% 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

20 citing papers in PubMed, 29 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

6 authors at 3 institutions in 2 countries.

Wei GaoDepartment of Surgery, The University of Hong Kong, Hong Kong SAR, China.
John Zeng-Hong LiDepartment of Surgery, The University of Hong Kong, Hong Kong SAR, China.
Si-Qi ChenDepartment of Surgery, The University of Hong Kong, Hong Kong SAR, China.
Chiao-Yun ChuDepartment of Surgery, The University of Hong Kong, Hong Kong SAR, China.
Jimmy Yu-Wai ChanDepartment of Surgery, The University of Hong Kong, Hong Kong SAR, China.
Thian-Sze WongDepartment of Surgery, The University of Hong Kong, Hong Kong SAR, China.
Chinese University of Hong Kong · CNUniversity of Hong Kong · HKFirst People's Hospital of Foshan · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Nasopharyngeal carcinoma (NPC) can develop cisplatin-resistant phenotype. Research has revealed that enriched in cancer stem cell population is involved in developing cisplatin-resistant phenotype. CD271 is a candidate stem cell maker in head and neck cancers. The CD receptor does not possess any enzymatic property. Signal transduction function of CD271 is mediated by the cellular receptor-associated protein. Our data showed that Brain-expressed X-linked 3 (BEX3), a CD271 receptor-associated protein, was overexpressed in NPC. BEX3 overexpression was a unique event in cancer developed in the head and neck regions, especially NPC. BEX3 expression was inducible by cisplatin in NPC. In cisplatin-resistant NPC xenograft, treatment with nontoxic level of cisplatin led to a remarkable increase in BEX3 level. High BEX3 expression was accompanied with high octamer-binding transcription factor 4 (OCT4) expression in cisplatin-resistant NPC. To confirm the inducing role of BEX3 on OCT4 expression, we knockdown BEX3 using siRNA and compared the expression of OCT4 with mock transfectants. Suppressing BEX3 transcripts led to a significant reduction in OCT4. In addition, targeting BEX3 using shRNA could increase the sensitivity of NPC cells to cisplatin. In summary, our results indicated a unique functional role of BEX3 in mediating the sensitivity of NPC cells to cisplatin. Targeting or blocking BEX3 activity might be useful in reversing the cisplatin-resistant phenotype in NPC.

Indexed as

Drug Resistance, NeoplasmUp-RegulationAnimalsApoptosis Regulatory ProteinsCarcinomaCell Line, TumorCisplatinGene Expression Regulation, NeoplasticHumansMiceNasopharyngeal CarcinomaNasopharyngeal NeoplasmsOctamer Transcription Factor-3Apoptosis Regulatory ProteinsBEX3 protein, humanCisplatinNgfrap1 protein, mouseOctamer Transcription Factor-3POU5F1 protein, humanAcquired resistanceBEX3cisplatinnasopharyngeal carcinomaOCT4

Identifiers

PMID28083995
PMCPMC5313644
OpenAlexW2578668690

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.