Evidence map›Paper›PMID 40926266›Full record

ArticleDiagnostic pathology2025

Development and validation of a gastric cancer prognostic model utilizing lymphatic endothelial cell-related genes.

Sijie Sun, Jieyun Zhang, Weijian Guo

Abstract readValidation Study
In one paragraph

Article in Diagnostic pathology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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2 · The registry

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3 · Its place in the literature

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4 · The record

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5 · Who and what money

Authors and funding

3 authors.

Sijie Sun *Department of Gastrointestinal Medical Oncology, Fudan University Shanghai Cancer Center, Shanghai, 200032, China. sijiesun@qq.com.
Jieyun Zhang *Department of Gastrointestinal Medical Oncology, Fudan University Shanghai Cancer Center, Shanghai, 200032, China.
Weijian GuoDepartment of Gastrointestinal Medical Oncology, Fudan University Shanghai Cancer Center, Shanghai, 200032, China. Weijianguo@finmail.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundGastric cancer is one of the most common cancers worldwide, with its prognosis influenced by factors such as tumor clinical stage, histological type, and the patient's overall health. Recent studies highlight the critical role of lymphatic endothelial cells (LECs) in the tumor microenvironment. Perturbations in LEC function in gastric cancer, marked by aberrant activation or damage, disrupt lymphatic fluid dynamics and impede immune cell infiltration, thereby modulating tumor progression and patient prognosis. Hence, we aimed to construct a prognostically discriminative model group in LECs-related factors.

methodsGene expression and clinical data of gastric cancer patients were obtained from The Cancer Genome Atlas (TCGA), Gene Expression Omnibus (GEO), and Fudan University Shanghai Cancer Center (FUSCC). Using the Wilcoxon test, we assessed the relationship between LECs, angiogenesis, and the immunological milieu. Differentially expressed and prognostically significant LEC-associated genes were identified through "limma" R package-assisted analysis coupled with univariate Cox analysis. A prognostic model was developed, and LEC-associated gene signatures were refined through least absolute shrinkage and selection operator (LASSO)-Cox regression. Subsequently, the prognostic potential of this model was evaluated using ROC (receiver operating characteristic) curve analysis, Kaplan-Meier survival curve analysis and decision curve analysis (DCA).

resultsLECs exhibited association with angiogenesis, immune cell infiltration, immune escape, and epithelial-mesenchymal transition (EMT). Utilizing an 18-gene signature, gastric cancer patients from TCGA and GEO cohorts were stratified into high- risk and low-risk groups, with the former showing significantly poorer overall survival. Leveraging this gene signature, we designed a LECs-related gastric cancer prognostic model, demonstrating superior performance indicated by the area under the ROC curve (AUC) compared to existing models. Moreover, the nomogram and DCA underscored the clinical utility of our model in predicting the prognosis of GC patients.

conclusionsOur prognostic signature, based on 18 LECs-related genes, holds promise for refining overall survival prediction in gastric cancer patients, offering a valuable tool for clinical decision-making. CLINICAL TRIAL NUMBER: Not applicable.

Indexed as

Biomarkers, TumorEndothelial CellsStomach NeoplasmsAgedFemaleGene Expression ProfilingGene Expression Regulation, NeoplasticHumansMaleMiddle AgedPrognosisTranscriptomeTumor MicroenvironmentBiomarkers, TumorEMTGastric cancerLymphatic endothelial cellsPrognostic model

Identifiers

PMID40926266
PMCPMC12418689

What Socratic holds

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LicenceCC BY-NC-ND
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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 Socratic graph.