Evidence map›Paper›PMID 22907429›Full record

ArticleOncogene2013

Transcriptional regulation of MDR-1 by HOXC6 in multidrug-resistant cells.

K-J Kim, S-M Moon, S-A Kim, K-W Kang, J-H Yoon, S-G Ahn

Open access · bronzeAbstract read
PubMed Publisher
In one paragraph

Article in Oncogene, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
0.6field-weighted citation impact, top 30% 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

16 citing papers in PubMed, 23 citations in OpenAlex.

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  15. Investigation of TGFβ1-Induced Long Noncoding RNAs in Endothelial Cells.International journal of vascular medicine · 2016
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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 4 institutions in 1 country.

K-J KimDepartment of Pathology, School of Dentistry, Chosun University, Gwangju, Republic of Korea.
S-M Moon
S-A Kim
K-W Kang
J-H Yoon
S-G Ahn
Chosun University · KRDongguk University · KRSeoul National University · KRWonkwang University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Resistance to chemotherapeutic drugs is a significant clinical problem in the treatment of cancer and this resistance has been linked to the cellular expression of multidrug-efflux transporters. The aim of this study was to explore the role of HOXC6 in the regulation of multidrug resistance (MDR) to chemotherapeutic drugs. The HOXC6 gene was identified as being overexpressed in drug-resistant cells compared with parental cell lines. Transfection assays demonstrated that HOXC6 activated MDR-1 promoter activity. A series of MDR-1 promoter deletion mutants was examined and the minimal HOXC6-responsive region was identified to be in the TAAT motif (-2243 bp) of the MDR-1 promoter. Interestingly, overexpression of HOXC6 in the parental cell lines resulted in the upregulation of MDR-1 expression. The inhibition of HOXC6 using small interfering RNA led to the repression of MDR-1. We determined that knockdown of HOXC6 expression in MDR cells increased their sensitivity to paclitaxel. Flow cytometry analysis suggested that siHOXC6 could induce paclitaxel-induced apoptosis and that this was accompanied by an increased accumulation and a decreased release of paclitaxel. Taken together, our findings suggest that HOXC6 expression is an important mechanism of chemotherapeutic drug resistance via its regulation of MDR-1.

Indexed as

Gene Expression Regulation, NeoplasticTranscription, GeneticAntineoplastic AgentsApoptosisATP Binding Cassette Transporter, Subfamily B, Member 1Base SequenceBinding SitesCell Line, TumorDrug Resistance, MultipleDrug Resistance, NeoplasmHomeodomain ProteinsHumansIntracellular SpaceMolecular Sequence DataPromoter Regions, GeneticRhodamine 123Antineoplastic AgentsATP Binding Cassette Transporter, Subfamily B, Member 1Homeodomain ProteinsHOXC6 protein, humanRhodamine 123RNA, MessengerRNA, Small Interfering

Identifiers

PMID22907429
OpenAlexW2068327493

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.