Related Experiment Videos
Prognostic value of CD44 expression in colorectal carcinomas
1Department of Surgery, Dokuz Eylül University, School of Medicine, Izmir, Turkey. selman.sokmen@deu.edu.tr
Anticancer Research
|March 26, 2002
Summary
CD44 expression is not linked to tumor aggressiveness or patient outcomes in colorectal cancer. This study found no significant correlation between CD44 and prognosis, recurrence, or survival rates.
Area of Science:
- Oncology
- Molecular Biology
- Cancer Research
Background:
- CD44 plays roles in cell interactions and is implicated in cancer metastasis.
- Previous studies show conflicting results regarding CD44's prognostic value in colorectal cancer.
Purpose of the Study:
- To investigate the association between CD44 expression and tumor aggressiveness in colorectal carcinomas.
- To correlate CD44 expression with tumor differentiation and patient survival.
- To determine if CD44 expression relates to conventional clinicopathological features.
Main Methods:
- Immunohistochemical analysis of CD44 expression in 111 colorectal carcinoma tissues.
- Semi-quantitative evaluation of staining intensity and distribution of CD44.
- Correlation with clinicopathological variables, recurrence, and survival data.
Main Results:
- No association found between CD44 expression and tumor size, differentiation, invasion depth, lymph node status, or clinical stage.
- CD44 expression did not correlate significantly with recurrence or distant metastasis.
- Multivariate analysis identified modified Astler-Coller staging as the sole independent prognostic factor for recurrence and survival.
Conclusions:
- CD44 expression is not associated with clinicopathological features in colorectal cancer.
- CD44 is not a reliable prognostic predictor for recurrence, metastasis, or overall survival in this patient cohort.