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Omics Overview of the SPARC Gene in Mesothelioma

Licun Wu1, Marc de Perrot1,2,3

  • 1Latner Thoracic Surgery Research Laboratories, Division of Thoracic Surgery, Toronto General Hospital, Toronto General Hospital Research Institute, University Health Network (UHN), 9N-961, 200 Elizabeth Street, Toronto, ON M5G 2C4, Canada.

Biomolecules
|July 29, 2023
PubMed

Insights

The SPARC gene is linked to aggressive cancer traits like invasion and metastasis. Targeting SPARC may offer new therapeutic strategies for mesothelioma (MESO) patients.

Area of Science:

  • Oncology
  • Molecular Biology
  • Cancer Research

Background:

  • The SPARC gene influences extracellular matrix synthesis and cell shape, impacting tumor progression.
  • SPARC is implicated in epithelial-mesenchymal transition (EMT), promoting a more aggressive cancer phenotype.
  • Overexpression of SPARC correlates with poor survival in mesothelioma (MESO) and an immunosuppressive tumor microenvironment.

Purpose of the Study:

  • To review omics advances related to the SPARC gene in cancer.
  • To explore SPARC's association with prognosis, the tumor microenvironment, and cancer stemness.
  • To investigate SPARC's role in mesothelioma (MESO) progression and angiogenesis.

Main Methods:

  • Literature review and analysis of omics data.
  • Examination of SPARC gene expression in pancancer and MESO cohorts (TCGA database).
  • Assessment of SPARC's correlation with tumor microenvironment, stemness, and angiogenesis.

Main Results:

  • SPARC gene overexpression is associated with poor prognosis in MESO and pancancer.
  • SPARC contributes to tumor invasion, metastasis, and an immunosuppressive microenvironment.
  • SPARC influences cancer cell stemness and may promote tumor angiogenesis in MESO.

Conclusions:

  • SPARC plays a significant role in multiple facets of cancer progression, including invasion, metastasis, and immunosuppression.
  • SPARC gene targeting presents a potential therapeutic avenue for mesothelioma treatment.
  • Further research into SPARC's functions, including its controversial role in angiogenesis, is warranted.
Keywords:
SPARCepithelial-mesenchymal transition (EMT)mesothelioma (MESO)omics

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