Evidence map›Paper›PMID 32815556›Full record

ArticleCell biochemistry and function2021

Increased ABCC2 expression predicts cisplatin resistance in non-small cell lung cancer.

Yun Chen, Hongying Zhou, Sifu Yang, Dan Su

Open access · hybridAbstract read
In one paragraph

Article in Cell biochemistry and function, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed, 1 pooled it
2.0field-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

40 citing papers in PubMed, 1 synthesis or guideline pooled it, 48 citations in OpenAlex.

  1. Pooled it
  2. Article
  3. Cancer Evolvability Determines Therapy Outcomes.bioRxiv : the preprint server for biology · 2026
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  20. The Cytotoxicity ofCurrent issues in molecular biology · 2023
    Article
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

4 authors at 1 institution in 1 country.

Yun ChenDepartment of Oncology, Zhejiang Provincial People's Hospital, People's Hospital of Hangzhou Medical College, Hangzhou, China.ORCID https://orcid.org/0000-0002-3130-8118
Hongying ZhouDepartment of Oncology, Zhejiang Provincial People's Hospital, People's Hospital of Hangzhou Medical College, Hangzhou, China.
Sifu YangDepartment of Oncology, Zhejiang Provincial People's Hospital, People's Hospital of Hangzhou Medical College, Hangzhou, China.
Dan SuDepartment of Oncology, Zhejiang Provincial People's Hospital, People's Hospital of Hangzhou Medical College, Hangzhou, China.
Zhejiang Provincial People's Hospital · CN

Funding

Zhejiang provincial medical and health science and technology project 201719616Zhejiang Provincial Natural Science Foundation of China LQ18H160024Zhejiang traditional Chinese medicine science and technology project 2016ZA030
6 · The paper itself

Abstract

Long-term use of platinum-based drugs can cause non-small cell lung cancer (NSCLC) to develop extremely strong drug resistance. Increasing the drug dosage does not have better treatment effects and could lead to serious complications. High levels of drug resistance are considered to be characteristic of human tumours and are usually mediated by genes related to multidrug resistance. Multidrug resistance-associated protein 2 (ABCC2), an ATP-binding cassette multidrug resistance transporter, was found to be overexpressed in various human cancers. In this study, we found that ABCC2 was also upregulated in cisplatin (DDP)-resistant A549 cells (A549/DDP). Functional studies demonstrated that ABCC2 knockdown reversed DDP resistance and promoted G1 phase arrest in A549/DDP cells, and PARP and caspase-3 were activated in A549/DDP cells following ABCC2 knockdown. In vivo, ABCC2 knockdown enhanced the cytotoxicity of DDP to subcutaneous A549 tumours. Together, these results suggest that ABCC2 may be a potential therapeutic strategy for overcoming DDP resistance in NSCLC patients. SIGNIFICANCE OF THE STUDY: In this study, we investigated the role of ABCC2 in cisplatin resistance of NSCLC cells. Our data show that ABCC2 expression was associated with resistance to cisplatin and that knockdown ABCC2 could reverse cisplatin resistance in NSCLC cells. Taken together, our study suggests that reducing the expression of ABCC2 could become an important strategy for enhancing the sensitivity of NSCLC cells to cisplatin.

Indexed as

A549 CellsAnimalsAntineoplastic AgentsApoptosisATP-Binding Cassette, Sub-Family C ProteinsCarcinoma, Non-Small-Cell LungCell Cycle CheckpointsCisplatinDrug Resistance, NeoplasmHumansKaplan-Meier EstimateLung NeoplasmsMaleMiceMice, NudeMultidrug Resistance-Associated Protein 2ABCC2 protein, humanAntineoplastic AgentsATP-Binding Cassette, Sub-Family C ProteinsCisplatinMultidrug Resistance-Associated Protein 2RNA, Small InterferingABCC2apoptosiscell cyclecisplatin-resistanceNSCLC

Identifiers

PMID32815556
PMCPMC7983913
OpenAlexW3080719258

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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.