Overexpression of Notch3 and pS6 Is Associated with Poor Prognosis in Human Ovarian Epithelial Cancer.

Zhaoxia Liu, Rongna Yun, Xiaolin Yu, Hui Hu, Genhua Huang, Buzhen Tan, Tingtao Chen
Author Information
  1. Zhaoxia Liu: Department of Obstetrics & Gynecology, The Second Affiliated Hospital of Nanchang University, Nanchang, Jiangxi 330006, China; Department of Obstetrics & Gynecology, Nanshan Hospital, Shenzhen, Guangdong 518052, China. ORCID
  2. Rongna Yun: Department of Obstetrics & Gynecology, Xinxiang Central Hospital, Xinxiang, Henan 453600, China.
  3. Xiaolin Yu: Department of Obstetrics & Gynecology, The First Affiliated Hospital of Nanchang University, Nanchang, Jiangxi 330006, China.
  4. Hui Hu: Department of Obstetrics & Gynecology, The Second Affiliated Hospital of Nanchang University, Nanchang, Jiangxi 330006, China. ORCID
  5. Genhua Huang: Department of Obstetrics & Gynecology, The Second Affiliated Hospital of Nanchang University, Nanchang, Jiangxi 330006, China.
  6. Buzhen Tan: Department of Obstetrics & Gynecology, The Second Affiliated Hospital of Nanchang University, Nanchang, Jiangxi 330006, China.
  7. Tingtao Chen: Institute of Translational Medicine, Nanchang University, Nanchang, Jiangxi 330031, China. ORCID

Abstract

Notch3 and pS6 play important roles in tumor angiogenesis. To assess the expression of Notch3 and pS6 in Chinese ovarian epithelial cancer patients, a ten-year follow-up study was performed in ovarian epithelial cancer tissues from 120 specimens of human ovarian epithelial cancer, 30 specimens from benign ovarian tumors, and 30 samples from healthy ovaries by immunohistochemistry. The results indicate that the expression of Notch3 and pS6 was higher in ovarian epithelial cancer than in normal ovary tissues and in benign ovarian tumor tissues (p < 0.01). In tumor tissues, Notch3 expression and pS6 expression were negatively associated with age (p > 0.05) but positively associated with clinical stage, pathological grading, histologic type, lymph node metastasis, and ascites (p < 0.05 or p < 0.01). A follow-up survey of 64 patients with ovarian epithelial cancer showed that patients with high Notch3 and pS6 expression had a shorter survival time (p < 0.01), in which the clinical stage (p < 0.05) and Notch3 expression (p < 0.01) played important roles. In conclusion, Notch3 and pS6 are significantly related to ovarian epithelial cancer development and prognosis, and their combination represents a potential biomarker and therapeutic target in ovarian tumor angiogenesis.

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MeSH Term

Adult
Aged
Carcinoma, Ovarian Epithelial
Female
Humans
In Vitro Techniques
Middle Aged
Neoplasms, Glandular and Epithelial
Ovarian Neoplasms
Ovary
Prognosis
Proportional Hazards Models
Receptor, Notch3
Ribosomal Protein S6 Kinases, 70-kDa

Chemicals

NOTCH3 protein, human
Receptor, Notch3
Ribosomal Protein S6 Kinases, 70-kDa

Word Cloud

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