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Updated: Jun 8, 2025

Visualizing and Quantifying Endonuclease-Based Site-Specific DNA Damage
Published on: August 21, 2021
Targeting the DNA damage response in cancer
Guffanti Federica1, Chiappa Michela1, Damia Giovanna1
1Laboratory of Preclinical Gynecological Oncology Department of Experimental Oncology Istituto di Ricerche Farmacologiche Mario Negri IRCCS Milan Italy.
The DNA damage response (DDR) pathway is crucial for cancer cell survival and presents a therapeutic target. Inhibiting DDR proteins can lead to cancer cell death, especially when combined with other treatments.
Area of Science:
- Molecular Biology
- Oncology
- Genetics
Background:
- The DNA damage response (DDR) pathway is essential for maintaining genomic stability.
- Mutations in DDR proteins are common in human cancers, promoting genomic instability.
- DDR defects create vulnerabilities that can be exploited for cancer therapy.
Purpose of the Study:
- To review the current state of DDR inhibitors in cancer treatment.
- To highlight the therapeutic potential of targeting DDR pathways.
- To discuss the clinical trial results of specific DDR inhibitors.
Main Methods:
- Review of scientific literature on DDR inhibitors.
- Analysis of clinical trial data for DDR inhibitors.
- Discussion of synthetic lethality approaches in cancer therapy.
Main Results:
- DDR inhibitors show antitumor activity in human cancers.
- Inhibition of DDR can sensitize cancer cells to chemotherapy and radiotherapy.
- Synthetic lethality strategies are expanding the use of DDR inhibitors.
Conclusions:
- Targeting the DDR pathway is a promising therapeutic strategy for cancer.
- DDR inhibitors are effective in monotherapy and combination treatments.
- Ongoing research continues to broaden the application of DDR inhibitors.
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