Evidence map›Paper›PMID 25460502›Full record

ArticleOncotarget2014

Transcriptomic profiling of taxol-resistant ovarian cancer cells identifies FKBP5 and the androgen receptor as critical markers of chemotherapeutic response.

Nian-Kang Sun, Shang-Lang Huang, Pu-Yuan Chang, Hsing-Pang Lu, Chuck C-K Chao

Open access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
1.9field-weighted citation impact, top 14% 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

22 citing papers in PubMed, 38 citations in OpenAlex.

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  14. DNA Methylation ofCancers · 2020
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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

5 authors at 1 institution in 1 country.

Nian-Kang SunDepartment of Biochemistry and Molecular Biology, College of Medicine, Chang Gung University, Taoyuan, 333, Taiwan, Republic of China. Division of Biomedical Sciences, Chang Gung University of Science and Technology, Taoyuan, 333, Taiwan, Republic of China.
Shang-Lang HuangDepartment of Biochemistry and Molecular Biology, College of Medicine, Chang Gung University, Taoyuan, 333, Taiwan, Republic of China.
Pu-Yuan ChangDepartment of Biochemistry and Molecular Biology, College of Medicine, Chang Gung University, Taoyuan, 333, Taiwan, Republic of China.
Hsing-Pang LuDepartment of Biochemistry and Molecular Biology, College of Medicine, Chang Gung University, Taoyuan, 333, Taiwan, Republic of China.
Chuck C-K ChaoDepartment of Biochemistry and Molecular Biology, College of Medicine, Chang Gung University, Taoyuan, 333, Taiwan, Republic of China. Graduate Institute of Biomedical Sciences, College of Medicine, Chang Gung University, Taoyuan, 333, Taiwan, Republic of China.
Chang Gung University · TW

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Taxol is a mitotoxin widely used to treat human cancers, including of the breast and ovary. However, taxol resistance (txr) limits treatment efficacy in human patients. To study chemoresistance in ovarian cancer, we established txr ovarian carcinoma cells derived from the SKOV3 cell lineage. The cells obtained were cross-resistant to other mitotoxins such as vincristine while they showed no resistance to the genotoxin cisplatin. Transcriptomic analysis identified 112 highly up-regulated genes in txr cells. Surprisingly, FK506-binding protein 5 (FKBP5) was transiently up-regulated 100-fold in txr cells but showed decreased expression in prolonged culture. Silencing of FKBP5 sensitized txr cells to taxol, whereas ectopic expression of FKBP5 increased resistance to the drug. Modulation of FKBP5 expression produced similar effects in response to vincristine but not to cisplatin. We observed that a panel of newly identified txr genes was trancriptionally regulated by FKBP5 and silencing of these genes sensitized cells to taxol. Notably, immunoprecipitation experiments revealed that FKBP5 forms a protein complex with the androgen receptor (AR), and this complex regulates the transcriptional activity of both proteins. Furthermore, we found that the Akt kinase pathway is regulated by FKBP5. These results indicate that the FKBP5/AR complex may affect cancer cell sensitivity to taxol by regulating expression of txr genes. Our findings suggest that mitotoxin-based treatment against ovarian cancer should be avoided when the Akt/FKBP5/AR axis is activated.

Indexed as

AnimalsAntineoplastic Agents, PhytogenicBiomarkers, TumorCell Line, TumorDrug Resistance, NeoplasmFemaleHumansImmunoblottingMiceMice, SCIDOligonucleotide Array Sequence AnalysisOvarian NeoplasmsPaclitaxelReal-Time Polymerase Chain ReactionReceptors, AndrogenTacrolimus Binding Protein 5Antineoplastic Agents, PhytogenicAR protein, humanBiomarkers, TumorPaclitaxelReceptors, AndrogenTacrolimus Binding Protein 5Tacrolimus Binding Proteins

Identifiers

PMID25460502
PMCPMC4322968
OpenAlexW2165854506

What OpenQuestion holds

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Registered trials

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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.