Loss of Both USP10 and p14ARF protein expression is an independent prognostic biomarker for poor prognosis in patients with epithelial ovarian cancer

Gwan Hee Han, Doo Byung Chay, Joo Mi Yi, Hanbyoul Cho, Joon Yong Chung, Jae Hoon Kim

Research output: Contribution to journalArticlepeer-review

15 Citations (Scopus)

Abstract

Background/Aim: The prognostic role of USP10 in epithelial ovarian cancer has been studied in various human cancers. Our aim was to evaluate the clinical and pathological significance of USP10 in epithelial ovarian cancer. Materials and Methods: Immunohistochemical analyses of the expression of USP10 and p14ARF by using tissue microarrays were performed in 336 ovarian tumours and the data were compared with clinicopathological variables. We examined their level of DNA methylation around the putative transcriptional start site in 5' CpG islands in fresh frozen tissues and ovarian cancer cells. Results: Expression of USP10 and p14ARF was significantly lower in cancer tissues than in normal epithelium. Low USP10 expression and a combined USP10/p14ARF low expression were revealed to be independent prognostic factors. A high degree of methylation in USP10 and p14ARF CpG islands was found by methylation specific PCR analysis in cancer than in normal tissues and cells. Conclusion: Decreased expression of USP10 or combined USP10/p14ARF decreased expression is a strong indicator of poor prognosis in patients with ovarian cancer.

Original languageEnglish
Pages (from-to)553-562
Number of pages10
JournalCancer Genomics and Proteomics
Volume16
Issue number6
Publication statusPublished - 2019

Bibliographical note

Publisher Copyright:
© 2019 International Institute of Anticancer Research. All rights reserved.

All Science Journal Classification (ASJC) codes

  • Biochemistry
  • Molecular Biology
  • Genetics
  • Cancer Research

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