Evidence map›Paper›PMID 26960408›Full record

ArticleHuman cell2016

Establishment and characterization of a novel ovarian clear cell carcinoma cell line, TU-OC-2, with loss of ARID1A expression.

Seiya Sato, Hiroaki Itamochi, Nao Oumi, Youhei Chiba, Tetsuro Oishi, Muneaki Shimada, Shinya Sato, Jun Chikumi, Michiko Nonaka, Akiko Kudoh and 3 more

Abstract read
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In one paragraph

Article in Human cell, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
0.9field-weighted citation impact, top 24% 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

5 citing papers in PubMed, 6 citations in OpenAlex.

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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

13 authors at 2 institutions in 1 country.

Seiya SatoDepartment of Obstetrics and Gynecology, Iwate Medical University School of Medicine, 19-1 Uchimaru, Morioka-City, Iwate, 020-8505, Japan.
Hiroaki ItamochiDepartment of Obstetrics and Gynecology, Iwate Medical University School of Medicine, 19-1 Uchimaru, Morioka-City, Iwate, 020-8505, Japan. itamochi@iwate-med.ac.jp.
Nao OumiDepartment of Obstetrics and Gynecology, Tottori University School of Medicine, 36-1 Nishicho, Yonago-City, Tottori, 683-8504, Japan.
Youhei ChibaDepartment of Obstetrics and Gynecology, Iwate Medical University School of Medicine, 19-1 Uchimaru, Morioka-City, Iwate, 020-8505, Japan.
Tetsuro OishiDepartment of Obstetrics and Gynecology, Tottori University School of Medicine, 36-1 Nishicho, Yonago-City, Tottori, 683-8504, Japan.
Muneaki ShimadaDepartment of Obstetrics and Gynecology, Tottori University School of Medicine, 36-1 Nishicho, Yonago-City, Tottori, 683-8504, Japan.
Shinya SatoDepartment of Obstetrics and Gynecology, Tottori University School of Medicine, 36-1 Nishicho, Yonago-City, Tottori, 683-8504, Japan.
Jun ChikumiDepartment of Obstetrics and Gynecology, Tottori University School of Medicine, 36-1 Nishicho, Yonago-City, Tottori, 683-8504, Japan.
Michiko NonakaDepartment of Obstetrics and Gynecology, Tottori University School of Medicine, 36-1 Nishicho, Yonago-City, Tottori, 683-8504, Japan.
Akiko KudohDepartment of Obstetrics and Gynecology, Tottori University School of Medicine, 36-1 Nishicho, Yonago-City, Tottori, 683-8504, Japan.
Hiroaki KomatsuDepartment of Obstetrics and Gynecology, Tottori University School of Medicine, 36-1 Nishicho, Yonago-City, Tottori, 683-8504, Japan.
Tasuku HaradaDepartment of Obstetrics and Gynecology, Tottori University School of Medicine, 36-1 Nishicho, Yonago-City, Tottori, 683-8504, Japan.
Toru SugiyamaDepartment of Obstetrics and Gynecology, Iwate Medical University School of Medicine, 19-1 Uchimaru, Morioka-City, Iwate, 020-8505, Japan.
Tottori University · JPIwate Medical University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A new cell line of human ovarian clear cell carcinoma (CCC), TU-OC-2, was established and characterized. The cells were polygonal in shape, grew in monolayers without contact inhibition and were arranged in islands like pieces of a jigsaw puzzle. The chromosome numbers ranged from 41 to 96. A low rate of proliferation was observed and the doubling time was 37.5 h. The IC50 values of cisplatin, 7-ethyl-10-hydroxycamptothecin (SN38), which is an active metabolite of camptothecin, and paclitaxel were 7.7 μM, 17.7 nM and 301 nM, respectively. The drug sensitivity assay indicated that TU-OC-2 was sensitive to SN38, but resistant to cisplatin and paclitaxel. Mutational analysis revealed that TU-OC-2 cells have no mutations of PIK3CA in exons 9 and 20 and of TP53 in exons 4-9. We observed the loss of ARID1A protein expression in TU-OC-2 cells by western blot analysis and in the original tumor tissue by immunohistochemistry. This cell line may be useful for studying the chemoresistant mechanisms of CCC and exploring novel therapeutic targets such as the ARID1A-related signaling pathway.

Indexed as

Cell Line, TumorGene DeletionGene ExpressionAdenocarcinoma, Clear CellAntineoplastic AgentsCamptothecinChromosomesCisplatinDNA-Binding ProteinsDrug Resistance, NeoplasmFemaleHumansIrinotecanNuclear ProteinsOvarian NeoplasmsPaclitaxelAntineoplastic AgentsARID1A protein, humanCamptothecinCisplatinDNA-Binding ProteinsIrinotecanNuclear ProteinsPaclitaxelTranscription FactorsARID1AChemosensitivityEstablishmentMolecular-targeted therapyOvarian clear cell carcinoma

Identifiers

PMID26960408
OpenAlexW2293671392

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.