Evidence map›Paper›PMID 32021293›Full record

ArticleOncoTargets and therapy2020

Silencing Snail Reverses Epithelial-Mesenchymal Transition and Increases Radiosensitivity in Hypopharyngeal Carcinoma.

HaiYan Wang, ZhiHai Wang, YanShi Li, Tao Lu, GuoHua Hu

Open access · goldAbstract read
In one paragraph

Article in OncoTargets and therapy, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
1.2field-weighted citation impact, top 19% 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

22 citing papers in PubMed, 26 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

5 authors at 2 institutions in 1 country.

HaiYan WangDepartment of Otorhinolaryngology, The First Affiliated Hospital of Chongqing Medical University, Chongqing 400016, People's Republic of China.
ZhiHai WangDepartment of Otorhinolaryngology, The First Affiliated Hospital of Chongqing Medical University, Chongqing 400016, People's Republic of China.
YanShi LiDepartment of Otorhinolaryngology, The First Affiliated Hospital of Chongqing Medical University, Chongqing 400016, People's Republic of China.
Tao LuDepartment of Otorhinolaryngology, The First Affiliated Hospital of Chongqing Medical University, Chongqing 400016, People's Republic of China.
GuoHua HuDepartment of Otorhinolaryngology, The First Affiliated Hospital of Chongqing Medical University, Chongqing 400016, People's Republic of China.
Chongqing Medical University · CNFirst Affiliated Hospital of Chongqing Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeRadioresistance in response to radiotherapy leads to cancer recurrence and poor survival in hypopharyngeal carcinoma patients. Previous studies indicate that ionizing radiation (IR) can induce epithelial-mesenchymal transition (EMT) that promotes the radioresistance, migration and invasiveness of tumors. The aim of this study was to explore the role of Snail in EMT and acquired radioresistance in hypopharyngeal carcinoma.

methodsRadioresistance human hypopharyngeal carcinoma cells (FaduRR) were previously established from the Fadu cell line. Radiosensitivity was measured by colony forming assay. Western blot and Quantitative real-time PCR were used to detect the expression of EMT phenotypes and AKT/GSK-3β/Snail signaling pathway related proteins in Fadu+4Gy and FaduRR cells. Transwell and wound-healing assays were used to measure cell migration and invasiveness. EMT-related proteins and Snail expression were assessed in 80 hypopharyngeal carcinoma patient samples from radiosensitive and radioresistance groups using immunohistochemistry. Snail was silenced to evaluate its effects on EMT, radioresistance, migration, and invasiveness of FaduRR cells.

resultsThe molecular characteristics of EMT were observed following radiation treatment, with migration, invasiveness and radioresistance enhanced in Fadu+4Gy and FaduRR cells. Moreover, we demonstrated that IR-induced EMT by activating the AKT/GSK-3β/Snail signaling pathway and that Snail silencing reversed EMT and attenuated radioresistance in FaduRR cells. Significant differences in EMT-related proteins and Snail expression were observed between radiosensitive and resistant group.

conclusionWe demonstrate that IR can trigger EMT and enhance the migration, invasiveness, and radioresistance of FaduRR cells through the AKT/GSK-3β/Snail axis. Snail silencing could attenuate these effects and represents a novel therapeutic target for EMT-induced radioresistance in hypopharyngeal carcinoma.

Indexed as

AKT/GSK-3β/Snailepithelial-mesenchymal transitionhypopharyngeal carcinomaradioresistanceSnail

Identifiers

PMID32021293
PMCPMC6970617
OpenAlexW2998767379

What OpenQuestion holds

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LicenceCC BY-NC
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.