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Reduced Expression of SATB2 in Colorectal Cancer and Its Association with Demographic and Clinicopathological Parameters

  • 0Department of Anatomy and Histology, School of Medicine, Collegium Medicum, University of Warmia and Mazury in Olsztyn, 10-082 Olsztyn, Poland.
International Journal of Molecular Sciences +

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March 13, 2025

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March 13, 2025

View abstract on PubMed

Summary

This summary is machine-generated.

Special AT-rich sequence-binding protein 2 (SATB2) is less expressed in colorectal cancer (CRC) tumors compared to normal tissue. Lower SATB2 levels correlate with advanced tumor grade and specific locations, but not survival.

Area Of Science

  • Molecular Biology
  • Oncology

Background

  • Special AT-rich sequence-binding protein 2 (SATB2) is a nuclear protein involved in gene regulation and development.
  • SATB2 exhibits tissue-specific expression and is implicated in various cancers, including colorectal cancer (CRC).

Purpose Of The Study

  • To compare SATB2 gene and protein expression in CRC tumors versus matched non-involved tissues.
  • To investigate the association of SATB2 expression with clinicopathological factors, demographics, and patient survival in CRC.

Main Methods

  • Quantitative polymerase chain reaction (qPCR) was used to assess SATB2 mRNA levels.
  • Immunohistochemistry (IHC) was employed to determine SATB2 protein expression.
  • Statistical analyses correlated SATB2 expression with clinicopathological and demographic data.

Main Results

  • SATB2 mRNA and protein levels were significantly lower in CRC tumor tissues compared to adjacent non-involved tissues.
  • Reduced SATB2 immunoreactivity was observed in high-grade tumors, in female patients, and in tumors located in the proximal colon (cecum, ascending, transverse).
  • No significant association was found between SATB2 expression levels and overall patient survival.

Conclusions

  • Impaired SATB2 expression, particularly reduced levels in high-grade tumors, suggests a role in CRC pathogenesis.
  • The observed sex- and localization-specific correlations of SATB2 warrant further investigation.
  • SATB2 may serve as a potential biomarker, though its prognostic value for survival in CRC requires further study.

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