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Updated: Apr 1, 2026

Polymalic Acid-based Nano Biopolymers for Targeting of Multiple Tumor Markers: An Opportunity for Personalized Medicine?
Published on: June 13, 2014
Delivering on the promise: poly ADP ribose polymerase inhibition as targeted anticancer therapy
Geraldine OʼSullivan Coyne1, Alice Chen, Shivaani Kummar
1aDivision of Cancer Treatment and Diagnosis, National Cancer Institute, National Institutes of Health, Bethesda, Maryland bDivision of Medical Oncology, Department of Medicine, Stanford University, Stanford, California, USA.
Purpose Of Review:
The article presents the rationale, clinical development, and current status of poly (ADP ribose) polymerase inhibitors (PARPis) as anticancer agents.
Recent Findings:
The recent approval of olaparib in heavily pretreated patients with advanced ovarian cancer carrying a BRCA1/2 mutation represents a significant therapeutic advance for patients with this difficult to treat disease. Though olaparib is the first agent in this class to be approved, multiple PARPis are in various stages of clinical development, including in combination with other treatment modalities such as radiation, antiangiogenic agents, and cytotoxic chemotherapies.
Summary:
Clinical benefit has been observed with PARPis in patients with advanced BRCA1/2 mutant ovarian and breast cancers. Various PARPis, either as single agents or in combination, are being evaluated in the neoadjuvant, adjuvant, and metastatic settings.
Insights
Poly (ADP ribose) polymerase inhibitors (PARPis) show promise for treating BRCA1/2 mutant ovarian and breast cancers. These agents are advancing in clinical trials for various cancer stages and combinations.
Area of Science:
- Oncology
- Pharmacology
- Genetics
Background:
- Poly (ADP ribose) polymerase inhibitors (PARPis) represent a novel class of anticancer agents.
- Targeting DNA repair pathways offers a promising strategy in cancer therapy.
Purpose of the Study:
- To review the rationale, clinical development, and current status of PARPis in oncology.
- To highlight the therapeutic potential of PARPis in BRCA1/2 mutated cancers.
Main Methods:
- Review of preclinical data and clinical trial outcomes for PARPis.
- Analysis of PARPi efficacy as monotherapy and in combination regimens.
Main Results:
- Olaparib's approval for BRCA1/2 mutated advanced ovarian cancer marks a significant advance.
- PARPis demonstrate clinical benefit in advanced BRCA1/2 mutant ovarian and breast cancers.
Conclusions:
- PARPis are effective as single agents and in combination therapies.
- Ongoing evaluations in neoadjuvant, adjuvant, and metastatic settings underscore their versatility.
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