Evidence map›Paper›PMID 35500159›Full record

ArticleJournal of clinical laboratory analysis2022

Circular RNA hsa_circ_0004396 acts as a sponge of miR-615-5p to promote non-small cell lung cancer progression and radioresistance through the upregulation of P21-Activated Kinase 1.

Dong Li, Lin Yan, Junhan Zhang, Feng Gu

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 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
0.5field-weighted citation impact, top 39% 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

7 citing papers in PubMed, 7 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

4 authors at 2 institutions in 1 country.

Dong LiDepartment of Thoracic Surgery, Gansu Provincial Tumor Hospital, Lanzhou, Gansu, China.
Lin YanDepartment of Anesthesiology, Gansu Provincial Hospital, Lanzhou, Gansu, China.
Junhan ZhangResearch and Experimental Center, Gansu University of Chinese Medicine, Lanzhou, Gansu, China.
Feng GuDepartment of Aspiration Oncology, Gansu Provincial Tumor Hospital, Lanzhou, Gansu, China.ORCID https://orcid.org/0000-0001-7536-2928
Gansu Provincial Hospital · CNGansu University of Traditional Chinese Medicine · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundsCircRNA hsa_circ_0004396 has been confirmed to be upregulated in human non-small cell lung cancer (NSCLC). The aim of his study was to evaluate its mechanism in the radioresistance and progression of NSCLC.

methodsHsa_circ_0004396, miR-615-5p, and P21-Activated Kinase 1 (PAK1) were measured by reverse transcription quantitative real-time polymerase chain reaction (RT-qPCR). The binding between miR-615-5p and hsa_circ_0004396 or PAK1 was predicted by circinteractome or Targetscan, as verified by dual-luciferase reporter assay and RIP assay. Proliferation, clonogenicity capacity, cell cycle progression, apoptosis, migration, and invasion were assessed by CCK-8, colony formation, flow cytometry, and Transwell assay. Bcl-2, Bcl-2 associated protein X (Bax), MMP-2, and PAK1 protein levels were detected using western blot assay. In addition, in vivo function of hsa_circ_0004396 was evaluated by tumor xenograft assay.

resultsHsa_circ_0004396 and PAK1 levels were upregulated, while miR-615-5p was declined in NSCLC. Hsa_circ_0004396 silencing inhibited NSCLC cell malignant behavior and induced radiosensitivity. Hsa_circ_0004396 functions as a molecular sponge of miR-615-5p to regulate PAK1 expression. Moreover, hsa_circ_0004396 knockdown inhibited NSCLC tumor growth in vivo.

conclusionOur findings demonstrated that hsa_circ_0004396 promoted NSCLC development and radioresistance through the miR-615-5p/PAK1 axis, which might provide a new therapeutic target for NSCLC treatment.

Indexed as

Carcinoma, Non-Small-Cell LungLung NeoplasmsMicroRNAsCell ProliferationHumansp21-Activated KinasesProto-Oncogene Proteins c-bcl-2RNA, CircularUp-RegulationMicroRNAsMIRN615 microRNA, humanp21-Activated KinasesProto-Oncogene Proteins c-bcl-2RNA, CircularcircRNA hsa_circ_0004396miR-615-5pnon-small cell lung cancerPAK1

Identifiers

PMID35500159
PMCPMC9169218
OpenAlexW4225269213

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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.