DLX1 acts as a novel prognostic biomarker involved in immune cell infiltration and tumor progression in lung adenocarcinoma

  • 0School of Clinical Oncology, Kunming Medical University, Kunming, China.

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Summary

This summary is machine-generated.

Distal-less homeobox 1 (DLX1) is upregulated in lung adenocarcinoma (LUAD), acting as a poor prognostic factor. DLX1 knockdown inhibits LUAD cell growth, migration, and invasion, identifying it as a therapeutic target.

Area Of Science

  • Oncology
  • Molecular Biology
  • Bioinformatics

Background

  • The role of distal-less homeobox 1 (DLX1) in lung adenocarcinoma (LUAD) pathogenesis is not well understood.
  • DLX1 is implicated in the initiation and progression of various cancers.

Purpose Of The Study

  • To investigate the prognostic and immunologic significance of DLX1 in LUAD.
  • To validate the functional role of DLX1 in LUAD cell behavior.

Main Methods

  • Bioinformatic analysis using MethSurv and cBioPortal to assess DLX1 methylation, mutations, and prognostic value.
  • Exploration of DLX1 expression and its correlation with immune cell infiltration.
  • In vitro cellular functional assays to determine the impact of DLX1 knockdown on LUAD cells.

Main Results

  • DLX1 mRNA expression is significantly upregulated in LUAD.
  • High DLX1 expression and promoter methylation correlate with worse prognosis, establishing DLX1 as an independent prognostic factor.
  • DLX1 expression is associated with immune cell infiltration and enrichment in cell cycle and DNA repair pathways.
  • DLX1 knockdown suppresses LUAD cell proliferation, migration, and invasion.

Conclusions

  • DLX1 serves as a potential diagnostic and prognostic biomarker in LUAD.
  • DLX1 represents a promising therapeutic target for LUAD treatment.