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Telomerase in gynecologic cancers

G H Eltabbakh1

  • 1Department of Gynecologic Oncology, Roswell Park Cancer Institute, Buffalo, New York, USA.

Obstetrics and Gynecology
|December 16, 1997
PubMed
Summary

Telomere shortening and telomerase activation are key to cellular immortalization and cancer. Telomerase activity shows promise as a diagnostic and prognostic tool for gynecologic cancers and may lead to new therapeutic strategies.

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Area of Science:

  • Oncology
  • Molecular Biology
  • Genetics

Background:

  • Telomeres are protective caps on chromosomes that shorten with each cell division.
  • Telomerase is an enzyme that can rebuild telomeres, leading to cellular immortalization.
  • Uncontrolled telomerase activation is a hallmark of many cancers, enabling sustained proliferation.

Purpose of the Study:

  • To explain the basic concepts of telomere shortening and telomerase activation in relation to cancer.
  • To review the potential applications of telomerase activity in cancer diagnosis and prognosis.
  • To explore novel anticancer therapeutic strategies targeting telomerase, particularly in gynecologic cancers.

Main Methods:

  • A comprehensive literature search was conducted using Ovid Search Software.
  • Databases searched included MEDLINE, HealthSTAR, AIDSline, and CancerLit (1966-1997).
  • References were reviewed for relevance to human application, focusing on gynecologic cancers.

Main Results:

  • 304 references were identified and reviewed.
  • Key findings relate telomerase to cellular immortalization and cancer development.
  • Potential uses in cancer diagnosis, prognosis, and therapy were identified.

Conclusions:

  • Telomerase activity may serve as a valuable diagnostic and prognostic marker in gynecologic and other cancers.
  • Telomerase inhibition presents a potential therapeutic approach for certain cancers.
  • Further understanding of telomerase in tumorigenesis could yield new early detection and prevention strategies.

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