Evidence map›Paper›PMID 36344487›Full record

ArticleCell death discovery2022

Stepwise molecular mechanisms responsible for chemoresistance in bladder cancer cells.

Jeong-Yeon Mun, Seung-Woo Baek, Mi-So Jeong, In-Hwan Jang, Se-Ra Lee, Jae-Young You, Jeong-Ah Kim, Gi-Eun Yang, Yung-Hyun Choi, Tae-Nam Kim and 2 more

Abstract read
In one paragraph

Article in Cell death discovery, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
–field-weighted citation impact
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

14 citing papers in PubMed.

  1. Article
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  8. Biomedical reports · 2025
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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

12 authors.

Jeong-Yeon Mun *Department of Biomedical Sciences, Dong-A University, Busan, 49315, Korea.
Seung-Woo Baek *Korea Research Institute of Bioscience and Biotechnology (KRIBB), Daejeon, 34141, Korea.ORCID http://orcid.org/0000-0003-4664-4162
Mi-So Jeong *Department of Biomedical Sciences, Dong-A University, Busan, 49315, Korea.
In-Hwan Jang *Korea Research Institute of Bioscience and Biotechnology (KRIBB), Daejeon, 34141, Korea.
Se-Ra LeeDivision of Drug Development & Optimization, Osong Medical Innovation Foundation (KBio), Daejeon, Chungbuk, 28160, Korea.
Jae-Young YouCenter for Scientific Instrumentation, Korea Basic Science Institute, Daejeon, Chungbuk, 28119, Korea.
Jeong-Ah KimCenter for Scientific Instrumentation, Korea Basic Science Institute, Daejeon, Chungbuk, 28119, Korea.
Gi-Eun YangDepartment of Biomedical Sciences, Dong-A University, Busan, 49315, Korea.
Yung-Hyun ChoiDepartment of Biochemistry, College of Oriental Medicine, Anti-Aging Research Center, Dong-eui University, Busan, 47227, Korea.
Tae-Nam KimDepartment of Urology, Medical Research Institute, Pusan National University Hospital, Busan, 49241, Korea.
In-Sun ChuKorea Research Institute of Bioscience and Biotechnology (KRIBB), Daejeon, 34141, Korea. chu@kribb.re.kr.ORCID http://orcid.org/0000-0001-5374-4191
Sun-Hee LeemDepartment of Biomedical Sciences, Dong-A University, Busan, 49315, Korea. shleem@dau.ac.kr.ORCID http://orcid.org/0000-0001-6371-7971

Funding

National Research Foundation of Korea (NRF) 2020R1A2C1007356National Research Foundation of Korea (NRF) 2022R1A2C1012173
6 · The paper itself

Abstract

Chemotherapy resistance is an obstacle to cancer therapy and is considered a major cause of recurrence. Thus, understanding the mechanisms of chemoresistance is critical to improving the prognosis of patients. Here, we have established a stepwise gemcitabine-resistant T24 bladder cancer cell line to understand the molecular mechanisms of chemoresistance within cancer cells. The characteristics of the stepwise chemoresistance cell line were divided into 4 phases (parental, early, intermediate, and late phases). These four phase cells showed increasingly aggressive phenotypes in vitro and in vivo experiments with increasing phases and revealed the molecular properties of the biological process from parent cells to phased gemcitabine-resistant cell line (GRC). Taken together, through the analysis of gene expression profile data, we have characterized gene set of each phase indicating the response to anticancer drug treatment. Specifically, we identified a multigene signature (23 genes including GATA3, APOBEC3G, NT5E, MYC, STC1, FOXD1, SMAD9) and developed a chemoresistance score consisting of that could predict eventual responsiveness to gemcitabine treatment. Our data will contribute to predicting chemoresistance and improving the prognosis of bladder cancer patients.

Identifiers

PMID36344487
PMCPMC9640638

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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.