Evidence map›Paper›PMID 26984381›Full record

ArticleBMC cancer2016

Epithelial cell adhesion molecule in human hepatocellular carcinoma cell lines: a target of chemoresistence.

Yan Li, Russell W Farmer, Yingbin Yang, Robert C G Martin

Open access · goldAbstract read
In one paragraph

Article in BMC cancer, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
3.0field-weighted citation impact, top 8% 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

36 citing papers in PubMed, 63 citations in OpenAlex.

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  20. Genomic Landscape of HCC.Current hepatology reports · 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

4 authors at 2 institutions in 2 countries.

Yan LiDivision of Surgical Oncology, University of Louisville School of Medicine, Louisville, KY, 40202, USA.
Russell W FarmerDivision of Surgical Oncology, University of Louisville School of Medicine, Louisville, KY, 40202, USA.
Yingbin YangSchool of Life Science, Southwest University, Chongqing, 400716, China.
Robert C G MartinDivision of Surgical Oncology, University of Louisville School of Medicine, Louisville, KY, 40202, USA. robert.martin@louisville.edu.
University of Louisville · USSouthwest University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe low survival rate of hepatocellular carcinoma (HCC) is partly attributable to its resistance to existing chemotherapeutic agents. Until now, there have been limited chemotherapeutic agents for liver cancer. Epithelial cell adhesion molecule (EpCAM) has been found to be over-expressed during stages of carcinogenesis and has been associated with poor overall survival in many cancers. The aim of this study was to evaluate EpCAM expression in HCC and evaluate the effects of EpCAM to established chemotherapy.

methodsThree human hepatocellular carcinoma cell lines--HepG2, Hep3B and HuH-7--were pre- and post-treated with doxorubicin, 5-fluorouracil (5-FU) and cisplatin. Cell viability and EpCAM protein expression were measured by MTT assay and Western Blotting respectively. EpCAM positive cells were analyzed by flow cytometry. To evaluate the effects of doxorubicin efficacy on EpCAM positive cells, a small interfering RNA (siRNA) specific to EpCAM was transfected into the cells and treated with doxorubicin.

resultsEpCAM was significantly down-regulated by doxorubicin treatment in all three HCC cell lines (P <0.05 or 0.01). EpCAM expression was down-regulated by the 5-FU and cisplatin in HepG2 cells, however the EpCAM expression was up-regulated by 5-FU and cisplatin in Hep3B cell line. EpCAM expression was down-regulated by 5-FU, and up-regulated by cisplatin in Huh-7 cell line. Flow cytometry assay showed doxorubicin exposure decreased EpCAM positive cell quantities in three HCC cell lines. EpCAM siRNA knock-down attenuated cell mortality after doxorubicin exposure.

conclusionAll of these findings demonstrate that EpCAM is one of targets of chemoresistence.

Indexed as

Carcinoma, HepatocellularCell SurvivalCisplatinDoxorubicinDrug Resistance, NeoplasmEpithelial Cell Adhesion MoleculeFluorouracilGene Expression Regulation, NeoplasticHep G2 CellsHumansLiver NeoplasmsRNA, Small InterferingCisplatinDoxorubicinEPCAM protein, humanEpithelial Cell Adhesion MoleculeFluorouracilRNA, Small Interfering5-FUCisplatinDoxorubicinEpithelial cell adhesion moleculeHepatocellular carcinoma

Identifiers

PMID26984381
PMCPMC4794840
OpenAlexW2301675601

What OpenQuestion holds

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LicenceCC BY
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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.