Article: Comprehensive Analysis of the Associations of LOXL1-4 with Prognosis and Immune Infiltration in Breast Cancer.
Alternative therapies in health and medicine
2024
Abstract: Objective: Invasive breast cancer (BRCA) poses a major challenge to women's health due to its high incidence and poor prognosis. Dysregulated Lysine oxidase-like (LOXL) family genes are implicated in tumor progression across malignancies. Understanding ... ...
Abstract | Objective: Invasive breast cancer (BRCA) poses a major challenge to women's health due to its high incidence and poor prognosis. Dysregulated Lysine oxidase-like (LOXL) family genes are implicated in tumor progression across malignancies. Understanding the role of Lysine oxidase-like (LOXL) family genes in BRCA is crucial for advancing treatment strategies. Methods: TIMER, Oncomine, TNMplot, TCGA, GTEx and GEPIA datasets were used to investigate LOXL1-4 expression in breast cancer. The UALCAN and HPA datasets were utilized to detect the protein levels of LOXL1-4 in BRCA. Kaplan-Meier Plotter was used to analyze the prognostic values of LOXL1-4 in BRCA patients. Gene ontology (GO) and KEGG pathway enrichment analyses, conducted through DAVID 6.8 and R, revealed potential biological functions. TIMER was used to explore the link between LOXL1-4 expression and tumor immune infiltration. The cBioPortal dataset was used to analyze LOXL1-4 alterations and CNV-survival links in breast cancer. GSCA was used to assess LOXL1-4's correlations with immune infiltration. LOXL1-4's links to the eight immune checkpoint genes were analyzed using R's pheatmap. Results: Our study revealed that aberrant expression of LOXL1/2/4 in BRCA significantly affects relapse-free survival (RFS), overall survival (OS), and distant metastasis-free survival (DMFS), particularly highlighting the prognostic importance of LOXL4. LOXL1-4 displayed substantial relationships with the tumor immune microenvironment and immune cell infiltration. Furthermore, copy number variations (CNVs) of LOXL1-4 are significantly associated with immune infiltration in BRCA, particularly LOXL2 CNV, which significantly impacts OS and progression-free survival (PFS). Conclusion: The correlation between LOXL1-4 expression, prognosis, and immune infiltration in BRCA underscores their potential as biomarkers for prognosis and targets for immunotherapy. |
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Language | English |
Publishing date | 2024-03-22 |
Publishing country | United States |
Document type | Journal Article |
ZDB-ID | 1225073-9 |
ISSN | 1078-6791 |
ISSN | 1078-6791 |
Database | MEDical Literature Analysis and Retrieval System OnLINE |
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