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  11. Glut1 And Asct2 Expression And Their Prognostic Value In Colorectal Carcinoma

GLUT1 and ASCT2 expression and their prognostic value in colorectal carcinoma

Afaf T Ibrahiem1, Sherine Refat1, Khaled Elnaghi2,3

  • 1Assistant Professor of Pathology, Faculty of Medicine, Mansoura University, Mansoura, Egypt.

Indian Journal of Pathology & Microbiology
|February 23, 2024

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View abstract on PubMed

Summary
This summary is machine-generated.

Glucose transporter 1 (GLUT1) and amino acid transporter (ASCT2) are frequently expressed in colorectal carcinoma, particularly in advanced stages. This suggests potential roles for targeted therapies in treating this cancer.

Area of Science:

  • Oncology
  • Molecular Biology
  • Cancer Research

Background:

  • Identifying novel molecular markers in colorectal carcinoma is crucial for patient stratification.
  • Targeted therapeutic strategies rely on understanding specific molecular expressions in cancer.

Purpose of the Study:

  • To investigate the expression patterns of Glucose transporter 1 (GLUT1) and Amino acid transporter 2 (ASCT2) in colorectal carcinoma.
  • To correlate GLUT1 and ASCT2 expression with clinicopathological features of colorectal cancer.

Main Methods:

  • Analysis of 63 colorectal resection specimens.
  • Histopathological evaluation including tumor type, grade, stage, and lymphovascular invasion.
  • Immunohistochemical staining for GLUT1 and ASCT2 using tissue microarrays.

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Main Results:

  • GLUT1 expression observed in 82% and ASCT2 in 76% of colorectal carcinoma cases.
  • Significant correlations found between GLUT1 and ASCT2 expression.
  • Both markers showed significant correlation with advanced disease stage and lymph node metastasis.
  • No significant correlation identified with disease-free survival or other clinical parameters.

Conclusions:

  • GLUT1 and ASCT2 are highly prevalent in poorly differentiated and advanced stage colorectal carcinoma.
  • The high expression rates suggest potential therapeutic targets for colorectal cancer.
  • Targeted therapies focusing on GLUT1 and ASCT2 may offer new treatment avenues.