Evidence map›Paper›PMID 24969552›Full record

ArticleInternational journal of oncology2014

NVP-BEZ235, a dual PI3K/mTOR inhibitor synergistically potentiates the antitumor effects of cisplatin in bladder cancer cells.

Du G Moon, Sang E Lee, Mi M Oh, Sang C Lee, Seong J Jeong, Sung K Hong, Cheol Y Yoon, Seok S Byun, Hong S Park, Jun Cheon

Open access · hybridAbstract read
In one paragraph

Article in International journal of oncology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed
4.3field-weighted citation impact, top 5% 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

40 citing papers in PubMed, 66 citations in OpenAlex.

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  15. Wogonin Increases Cisplatin Sensitivity in Ovarian Cancer Cells Through Inhibition of the Phosphatidylinositol 3-Kinase (PI3K)/Akt Pathway.Medical science monitor : international medical journal of experimental and clinical research · 2019
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  19. Colorectal cancer lung metastasis treatment with polymer-drug nanoparticles.Journal of controlled release : official journal of the Controlled Release Society · 2018
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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

10 authors at 3 institutions in 1 country.

Du G MoonDepartment of Urology, College of Medicine, Korea University, Guro Hospital, Seoul, Republic of Korea.
Sang E LeeDepartment of Urology, School of Medicine, Seoul National University, Bundang Hospital, Gyeonggi‑do, Seoul, Republic of Korea.
Mi M OhDepartment of Urology, College of Medicine, Korea University, Guro Hospital, Seoul, Republic of Korea.
Sang C LeeDepartment of Urology, School of Medicine, Seoul National University, Bundang Hospital, Gyeonggi‑do, Seoul, Republic of Korea.
Seong J JeongDepartment of Urology, School of Medicine, Seoul National University, Bundang Hospital, Gyeonggi‑do, Seoul, Republic of Korea.
Sung K HongDepartment of Urology, School of Medicine, Seoul National University, Bundang Hospital, Gyeonggi‑do, Seoul, Republic of Korea.
Cheol Y YoonDepartment of Urology, College of Medicine, Korea University, Guro Hospital, Seoul, Republic of Korea.
Seok S ByunDepartment of Urology, School of Medicine, Seoul National University, Bundang Hospital, Gyeonggi‑do, Seoul, Republic of Korea.
Hong S ParkDepartment of Urology, College of Medicine, Korea University, Guro Hospital, Seoul, Republic of Korea.
Jun CheonDepartment of Urology, College of Medicine, Korea University, Anam Hospital, Seoul, Republic of Korea.
Seoul National University Bundang Hospital · KRKorea University Medical Center · KRKorea University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The PI3K/Akt/mTOR pathway is a prototypic survival pathway and constitutively activated in many malignant conditions. Moreover, activation of the PI3K/Akt/mTOR pathway confers resistance to various cancer therapies and is often associated with a poor prognosis. In this study, we explored the antitumor effect of NVP-BEZ235, a dual PI3K/mTOR inhibitor in cisplatin-resistant human bladder cancer cells and its synergistic interaction with cisplatin. A human bladder cancer cell line with cisplatin resistance was exposed to escalating doses of NVP-BEZ235 alone or in combination with cisplatin and antitumor effects was determined by the CCK-8 assay. Based on a dose-response study, synergistic interaction between NVP-BEZ235 and cisplatin was evaluated by combination index (CI), three-dimensional model and clonogenic assay. The combination of NVP-BEZ235 and cisplatin caused significant synergistic antitumor effect in cisplatin-resistant bladder cancer cells over a wide dose range and reduced the IC50 of NVP-BEZ235 and cisplatin by 5.6- and 3.6-fold, respectively. Three-dimensional synergy analysis resulted in a synergy volume of 388.25 µM/ml2% indicating a strong synergistic effect of combination therapy. The combination therapy caused cell cycle arrest and caspase-dependent apoptosis. Although NVP-BEZ235 suppressed PI3K/mTOR signaling without any paradoxical induction of Akt activity, it caused MEK/ERK pathway activation. The present study demonstrated that the PI3K/mTOR dual inhibitor NVP-BEZ235 can synergistically potentiate the antitumor effects of cisplatin in cisplatin-resistant bladder cancer cells though the suppression of cell cycle progression and the survival pathway as well as induction of caspase-dependent apoptosis.

Indexed as

Antineoplastic AgentsAntineoplastic Combined Chemotherapy ProtocolsCell CycleCell Line, TumorCisplatinDose-Response Relationship, DrugDrug Resistance, NeoplasmDrug SynergismGene Expression Regulation, NeoplasticHumansImidazolesQuinolinesSignal TransductionUrinary Bladder NeoplasmsAntineoplastic AgentsCisplatindactolisibImidazolesQuinolines

Identifiers

PMID24969552
PMCPMC4121414
OpenAlexW2077533931

What Socratic 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 Socratic graph.