Evidence map›Paper›PMID 33691694›Full record

ArticleCancer cell international2021

Absence of EpCAM in cervical cancer cells is involved in sluginduced epithelial-mesenchymal transition.

Xian Liu, Qian Feng, Yanru Zhang, PengSheng Zheng, Nan Cui

Erratum issuedOpen access · goldAbstract read
In one paragraph

Article in Cancer cell international, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
1.3field-weighted citation impact, top 18% 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

11 citing papers in PubMed, 17 citations in OpenAlex.

  1. Review
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  8. SNAI2 Attenuated the Stem-like Phenotype by Reducing the Expansion of EPCAMInternational journal of molecular sciences · 2023
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors at 1 institution in 2 countries.

Xian Liu *Department of Reproductive Medicine, The First Affiliated Hospital of the Medical College, Xi'an Jiaotong University, 76 West Yanta Road, Shaanxi Province, 710061, Xi'an, People's Republic of China.
Qian Feng *Department of Reproductive Medicine, The First Affiliated Hospital of the Medical College, Xi'an Jiaotong University, 76 West Yanta Road, Shaanxi Province, 710061, Xi'an, People's Republic of China.
Yanru ZhangDepartment of Reproductive Medicine, The First Affiliated Hospital of the Medical College, Xi'an Jiaotong University, 76 West Yanta Road, Shaanxi Province, 710061, Xi'an, People's Republic of China.
PengSheng ZhengDepartment of Reproductive Medicine, The First Affiliated Hospital of the Medical College, Xi'an Jiaotong University, 76 West Yanta Road, Shaanxi Province, 710061, Xi'an, People's Republic of China. zpsheng@mail.xjtu.edu.cn.
Nan CuiDepartment of Reproductive Medicine, The First Affiliated Hospital of the Medical College, Xi'an Jiaotong University, 76 West Yanta Road, Shaanxi Province, 710061, Xi'an, People's Republic of China. cuin2003@xjtufh.edu.cn.ORCID http://orcid.org/0000-0002-4821-6762
First Affiliated Hospital of Xi'an Jiaotong University · CN

Funding

National Natural Science Foundation of China 81672910National Natural Science Foundation of China 81903042
6 · The paper itself

Abstract

backgroundSlug (Snai2) is a pivotal player in initiating epithelial-mesenchymal transition (EMT) through its trans-suppression effect on E-cadherin in various normal and malignant cells. In this study, the positive effect of Slug on promoting cell motility and metastasis in cervical cancer was further confirmed in this study.

methodsRNA-Seq was performed to explore the potential molecules that participate in Slug-mediated EMT in cervical cancer cells. The negative correlation between Slug and EpCAM expression in cervical cancer cells was detected in this study, and linked them with in vitro migration and invasion assay, in vivo metastasis experiments, luciferase reporter assay and Chromatin immunoprecipitation.

resultsTranscriptome sequencing analysis revealed that epithelial cell adhesion molecule (EpCAM) was significantly decreased in Slug-overexpressing SiHa cells. Simultaneously, an absence of EpCAM expression was observed in Slug-overexpressing cells. Further studies revealed the trans-suppression effect of Slug on EpCAM through its binding to the E-boxes in the proximal promoter region of EpCAM in cervical cancer cells. Restoring EpCAM in Slug-overexpressing cells by transiently transfecting an EpCAM recombinant plasmid attenuated cell motility and promoted cell growth. Moreover, the negative correlation between Slug and EpCAM expression in human squamous cervical carcinoma (SCC) samples was verified by using Pearson correlation analysis.

conclusionsThese results demonstrated that the absence of EpCAM under Slug expression in cervical cancer cells probably participated in Slug-regulated EMT and further promoted tumor metastasis. Additionally, this study supports a potential way for Slug to initiate EMT progression in cervical cancer cells in addition to inhibiting E-cadherin.

Indexed as

Cervical cancerEMTEpCAMMetastasisSlug

Identifiers

PMID33691694
PMCPMC7944906
OpenAlexW3112911716

What OpenQuestion holds

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LicenceCC BY
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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.