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Updated: Aug 11, 2026

Telomerase Activity in the Various Regions of Mouse Brain: Non-Radioactive Telomerase Repeat Amplification Protocol (TRAP) Assay
Published on: September 2, 2014
Targeting human telomerase in cancer therapy
Sylvain Huard1, Chantal Autexier
1Department of Anatomy and Cell Biology, McGill University, and Bloomfield Centre for Research in Aging, Lady Davis Institute for Medical Research, The Sir Mortimer B. Davis Jewish General Hospital, 3755 Côte Ste. Catherine Road, Montréal, Québec, Canada.
Telomerase, an enzyme crucial for cell survival, is active in cancer cells but not normal cells. Inhibiting telomerase offers a promising therapeutic strategy for cancer treatment.
Area of Science:
- Biochemistry
- Molecular Biology
- Oncology
Background:
- Telomeres protect chromosome ends and their length is maintained by telomerase.
- Telomerase activity is essential for the survival of most cancer cells.
- Normal human cells exhibit limited telomerase activity, leading to telomere shortening and senescence.
Purpose of the Study:
- To review the mechanism of action of human telomerase.
- To discuss strategies for developing telomerase inhibitors for cancer therapy.
Main Methods:
- Biochemical characterization of telomerase.
- Review of current research on telomerase inhibitors.
- Analysis of inhibitor properties targeting telomerase components.
Main Results:
- Telomerase is a ribonucleoprotein enzyme with reverse transcriptase activity.
- Inhibition of telomerase reduces proliferation in immortal and tumor cells.
- Various strategies are being explored to inhibit telomerase's reverse transcriptase and RNA functions.
Conclusions:
- Understanding telomerase's mechanism is key for designing effective cancer therapies.
- Targeting telomerase offers a potential therapeutic avenue for treating cancer.
- Ongoing research focuses on developing specific inhibitors for malignant cells.
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