Evidence map›Paper›PMID 33934540›Full record

ArticleCancer medicine2021

MRPL15 is a novel prognostic biomarker and therapeutic target for epithelial ovarian cancer.

Haoya Xu, Ruoyao Zou, Feifei Li, Jiyu Liu, Nannan Luan, Shengke Wang, Liancheng Zhu

Open access · goldAbstract read
In one paragraph

Article in Cancer medicine, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed
2.7field-weighted citation impact, top 9% 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

39 citing papers in PubMed, 48 citations in OpenAlex.

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  10. Mitochondrial Ribosomal Proteins and Cancer.Medicina (Kaunas, Lithuania) · 2025
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  14. Research Progress of Ribosomal Proteins in Reproductive Development.International journal of molecular sciences · 2024
    Review
  15. Review
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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

7 authors at 2 institutions in 1 country.

Haoya XuDepartment of Obstetrics and Gynecology, Shengjing Hospital of China Medical University, Shenyang, China.
Ruoyao ZouDepartment of Obstetrics and Gynecology, Shengjing Hospital of China Medical University, Shenyang, China.
Feifei LiDepartment of Gynecology, Shandong Provincial Hospital Affiliated to Shandong First Medical University, Jinan, China.
Jiyu LiuDepartment of Obstetrics and Gynecology, Shengjing Hospital of China Medical University, Shenyang, China.
Nannan LuanDepartment of Obstetrics and Gynecology, Shengjing Hospital of China Medical University, Shenyang, China.
Shengke WangDepartment of Obstetrics and Gynecology, Shengjing Hospital of China Medical University, Shenyang, China.
Liancheng ZhuDepartment of Obstetrics and Gynecology, Shengjing Hospital of China Medical University, Shenyang, China.ORCID 0000-0002-0814-5816
Educational Department of Liaoning Province · CNShandong Provincial Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo analyze the role of six human epididymis protein 4 (HE4)-related mitochondrial ribosomal proteins (MRPs) in ovarian cancer and selected MRPL15, which is most closely related to the tumorigenesis and prognosis of ovarian cancer, for further analyses.

methodsUsing STRING database and MCODE plugin in Cytoscape, six MRPs were identified among genes that are upregulated in response to HE4 overexpression in epithelial ovarian cancer cells. The Cancer Genome Atlas (TCGA) ovarian cancer, GTEX, Oncomine, and TISIDB were used to analyze the expression of the six MRPs. The prognostic impact and genetic variation of these six MRPs in ovarian cancer were evaluated using Kaplan-Meier Plotter and cBioPortal, respectively. MRPL15 was selected for immunohistochemistry and GEO verification. TCGA ovarian cancer data, gene set enrichment analysis, and Enrichr were used to explore the mechanism of MRPL15 in ovarian cancer. Finally, the relationship between MRPL15 expression and immune subtype, tumor-infiltrating lymphocytes, and immune regulatory factors was analyzed using TCGA ovarian cancer data and TISIDB.

resultsSix MRPs (MRPL10, MRPL15, MRPL36, MRPL39, MRPS16, and MRPS31) related to HE4 in ovarian cancer were selected. MRPL15 was highly expressed and amplified in ovarian cancer and was related to the poor prognosis of patients. Mechanism analysis indicated that MRPL15 plays a role in ovarian cancer through pathways such as the cell cycle, DNA repair, and mTOR 1 signaling. High expression of MRPL15 in ovarian cancer may be associated with its amplification and hypomethylation. Additionally, MRPL15 showed the lowest expression in C3 ovarian cancer and was correlated with proliferation of CD8

conclusionMRPL15 may be a prognostic indicator and therapeutic target for ovarian cancer. Because of its close correlation with HE4, this study provides insights into the mechanism of HE4 in ovarian cancer.

Indexed as

AdultAgedBiomarkers, TumorCarcinoma, Ovarian EpithelialCD8-Positive T-LymphocytesCell ProliferationDatabases, GeneticFemaleHumansKaplan-Meier EstimateMiddle AgedMitochondrial ProteinsOvarian NeoplasmsOvaryPrognosisRibosomal ProteinsBiomarkers, TumorMitochondrial ProteinsMRPL15 protein, humanRibosomal ProteinsRNA-Binding ProteinsRNA, MessengerWAP Four-Disulfide Core Domain Protein 2WFDC2 protein, humanbioinformaticsmitochondrial ribosomal proteinMRPL15ovarian cancerprognosis

Identifiers

PMID33934540
PMCPMC8178508
OpenAlexW3158314204

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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.