Evidence map›Paper›PMID 35579738›Full record

ArticleMolecular biology reports2022

CircKIF4A enhances osteosarcoma proliferation and metastasis by sponging MiR-515-5p and upregulating SLC7A11.

Pan He, Feng Liu, Zhijun Wang, Haoli Gong, Meilan Zhang, Zhen Jia, Xiaohui Zhai

Abstract read
In one paragraph

Article in Molecular biology reports, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
–field-weighted citation impact
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

10 citing papers in PubMed.

  1. Article
  2. [Glutamine metabolic reprogramming in regulating the occurrence and development of osteosarcoma].Zhong nan da xue xue bao. Yi xue ban = Journal of Central South University. Medical sciences · 2025
    Review
  3. Review
  4. Review
  5. Article
  6. Article
  7. Osteosarcoma in a ceRNET perspective.Journal of biomedical science · 2024
    Review
  8. Article
  9. Article
  10. Article
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

7 authors.

Pan He *Department of Orthopedics, Hunan Provincial People's Hospital, The First-Affiliated Hospital of Hunan Normal University, Changsha, 410005, China.
Feng Liu *Cancer Research Institute, Hengyang Medical School of University of South China, Hengyang, China, Hengyang, China.
Zhijun WangDepartment of Orthopedics, Hunan Provincial People's Hospital, The First-Affiliated Hospital of Hunan Normal University, Changsha, 410005, China.
Haoli GongDepartment of Orthopedics, Hunan Provincial People's Hospital, The First-Affiliated Hospital of Hunan Normal University, Changsha, 410005, China.
Meilan ZhangCancer Research Institute, Hengyang Medical School of University of South China, Hengyang, China, Hengyang, China.
Zhen JiaDepartment of Orthopedics, Hunan Provincial People's Hospital, The First-Affiliated Hospital of Hunan Normal University, Changsha, 410005, China. 153272271@qq.com.
Xiaohui ZhaiDepartment of Medical Oncology, The Sixth Affiliated Hospital of Sun-Yat Sen University, Guangzhou, 510655, China. zhaixh@mail.sysu.edu.cn.ORCID http://orcid.org/0000-0003-3857-0394

Funding

the Science and Technology Department of Hunan Province, China 2018JJ6071
6 · The paper itself

Abstract

backgroundCircular RNAs (circRNAs) are forms of non-coding RNAs that have crucial roles in regulation of various biological processes of several malignant tumors. circKIF4A is closely associated with malignant progression of a variety of cancers. However, the molecular mechanisms as well as roles of circKIF4A in osteosarcoma (OS) have not yet been clearly elucidated.

methodsWe evaluated the expression of circKIF4A in OS. Colony-formation, cell counting kit-8 (CCK-8), transwell and mice metastasis model assays were done to explore the roles of circKIF4A in vitro and in vivo. TargetScan database, double luciferase, quantitative reverse transcription polymerase chain reaction analysis (RT-qPCR), and RNA immunoprecipitation (RIP) were done to investigate the associated molecular mechanisms.

resultsIn both OS cells and tissues, circKIF4A (hsa_circ_0007255) was found to be upregulated. In vitro and in vivo, circKIF4A knockdown markedly suppressed OS proliferation as well as metastasis. circKIF4A enhanced OS growth as well as metastasis by sponging miR-515-5p and by upregulating SLC7A11.

conclusionsWe identified the biological significance of the circKIF4A-miR-515-5p-SLC7A11 axis in OS cell proliferation and metastasis, which is important in OS monitoring and treatment. More studies on circKIF4A will inform on the diagnostic markers for early OS screening.

Indexed as

Amino Acid Transport System y+Bone NeoplasmsKinesinsMicroRNAsOsteosarcomaRNA, CircularAnimalsCell Line, TumorCell ProliferationDisease Models, AnimalMiceUp-RegulationAmino Acid Transport System y+Kif4 protein, mouseKinesinsMicroRNAsRNA, CircularSlc7a11 protein, mousecircKIF4ACircular RNAsCompeting endogenous RNAsOsteosarcomaSLC7A11

Identifiers

PMID35579738
PMCPMC9262782

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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.