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Tissue array technique for p53 expression in human ovarian neoplasms.

Yapin Wang1, He Wang, Zhilan Peng

  • 1Department of Obstetrics and Gynecology, People's Hospital of Guizhou Province, Guiyang 550002, China.

Zhonghua Fu Chan Ke Za Zhi
|November 2, 2002
PubMed
Summary
This summary is machine-generated.

p53 protein expression is significantly increased in ovarian cancers, but not in normal or benign ovarian tissues. This finding highlights p53

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Area of Science:

  • Oncology
  • Molecular Biology
  • Pathology

Background:

  • The tumor suppressor protein p53 plays a critical role in cellular response to DNA damage.
  • Dysregulation of p53 is implicated in the development of various human cancers.

Purpose of the Study:

  • To investigate the expression patterns of p53 protein in human ovarian neoplasms.
  • To determine the correlation of p53 expression with clinicopathological features of ovarian tumors.

Main Methods:

  • Utilized tissue array technique for high-throughput analysis of ovarian tissue samples.
  • Employed immunohistochemistry to detect and quantify p53 protein expression.

Main Results:

  • p53 protein expression was detected in 33% of ovarian cancers.
  • No significant p53 expression was observed in normal ovarian tissues, benign, or borderline ovarian neoplasms (P < 0.005).
  • p53 expression correlated with specific ovarian tissue types (P < 0.05) but not with patient age or tumor differentiation grade (P > 0.05).

Conclusions:

  • p53 expression is significantly elevated in ovarian cancers compared to non-malignant ovarian tissues.
  • The findings suggest p53 may serve as a potential biomarker in ovarian oncogenesis.