Evidence map›Paper›PMID 35302673›Full record

ArticleJournal of clinical laboratory analysis2022

Hsa_circRNA_0017620 regulated cell progression of non-small-cell lung cancer via miR-520a-5p/KRT5 axis.

Shan Chen, Kelin Hong, Long Zhou, Ruizhi Ran, Jinqi Huang, Yong Zheng, Maohui Xing, Yanli Cai

Open access · goldAbstract read
In one paragraph

Article in Journal of clinical laboratory analysis, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
0.9field-weighted citation impact, top 30% 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

4 citing papers in PubMed, 11 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

8 authors at 1 institution in 1 country.

Shan ChenDepartment of Oncology, The Central Hospital of Enshi Tujia and Miao Autonomous Prefecture, Enshi, China.
Kelin HongDepartment of Cardiothoracic Surgery, The Central Hospital of Enshi Tujia and Miao Autonomous Prefecture, Enshi, China.
Long ZhouDepartment of Pulmonary and Critical Care Medicine, The Central Hospital of Enshi Tujia and Miao Autonomous Prefecture, Enshi, China.
Ruizhi RanDepartment of Oncology, The Central Hospital of Enshi Tujia and Miao Autonomous Prefecture, Enshi, China.
Jinqi HuangDepartment of Cardiothoracic Surgery, The Central Hospital of Enshi Tujia and Miao Autonomous Prefecture, Enshi, China.
Yong ZhengDepartment of Cardiothoracic Surgery, The Central Hospital of Enshi Tujia and Miao Autonomous Prefecture, Enshi, China.
Maohui XingDepartment of Oncology, The Central Hospital of Enshi Tujia and Miao Autonomous Prefecture, Enshi, China.
Yanli CaiDepartment of Cardiothoracic Surgery, The Central Hospital of Enshi Tujia and Miao Autonomous Prefecture, Enshi, China.ORCID https://orcid.org/0000-0002-0181-8248
The Central Hospital of Enshi Tujia and Miao Autonomous Prefecture · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundCircRNA is a very important functional RNA that plays an important role in the development and metabolism of cancer. However, the study of circRNA in NSCLC has not been fully elucidated.

methodsThe expression of hsa_circ_0017620, SFMBT2, miR-520a-5p, and KRT5 was determined using qRT-PCR. KRT5, Twist1, E-cadherin, and Ki67 protein expression were measured with western blot. The positive expression rates of Ki67 and Vimentin were determined by immunohistochemistry assay. 5-Ethynyl-2'-deoxyuridine (EdU), colony formation, and MTT assays were used to assess cell proliferation. Transwell migration and invasion assay were applied to determine cell migration and invasion. Dual-luciferase reporter and RNA immunoprecipitation assays were used to verify the relationship among hsa_circ_0017620, miR-520a-5p, and KRT5. The animal experiment was used to ensure the effects of hsa_circ_0017620 on tumor growth in vivo.

resultsHsa_circ_0017620 was upregulated in NSCLC cells and tissues. MiR-520a-5p had been verified to be a target miRNA of hsa_circ_0017620 and KRT5 had been verified to be a target mRNA of miR-520a-5p in NSCLC cells. Knockdown of hsa_circ_0017620 inhibited cell proliferation, migration, and invasion in NSCLC cells, which was reversed by downregulating miR-520a-5p or upregulating KRT5 in NSCLC. Overexpression of hsa_circ_0017620 had opposite effects in NSCLC. Moreover, hsa_circ_0017620 silencing inhibited tumor growth in vivo of NSCLC.

conclusionIn this study, we found that hsa_circ_0017620 played an important role in NSCLC progression. Hsa_circ_0017620 regulated cell proliferation, invasion, and migration through targeting miR-520a-5p/KRT5 axis in NSCLC, providing a potential new target for the treatment and diagnosis of NSCLC.

Indexed as

Carcinoma, Non-Small-Cell LungLung NeoplasmsMicroRNAsAnimalsCell ProliferationHumansKeratin-5Ki-67 AntigenRNA, CircularKeratin-5Ki-67 AntigenKRT5 protein, humanMicroRNAsRNA, Circularhsa_circ_0017620KRT5miR-520a-5pNSCLCtumorigenicity

Identifiers

PMID35302673
PMCPMC8993624
OpenAlexW4220809092

What OpenQuestion holds

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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.