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Updated: Feb 10, 2026

In vivo Imaging and Therapeutic Treatments in an Orthotopic Mouse Model of Ovarian Cancer
Published on: August 17, 2010
Natural compounds in ovarian cancer: mechanistic insights and therapeutic potential
Barathan Muttiah1, Nur Atiqah Haizum Abdullah2
1Department of Medical Microbiology and Immunology, Faculty of Medicine, Universiti Kebangsaan Malaysia, Kuala Lumpur, Malaysia.
Abstract:
Ovarian cancer is one of the most lethal gynecologic malignancies due to its late diagnosis, high recurrence rate, and chemoresistance. Recently, increasing evidence has emphasized the therapeutic potentials of natural compounds as multi-targeted agents in modulating key oncogenic pathways and improving standard therapies. This review critically examines the anticancer properties of various NCs, including quercetin, curcumin, resveratrol, EGCG, berberine, ellagic acid, withaferin A, celastrol, and others, against OC. These compounds display broad-spectrum activities: inhibition of cell proliferation, induction of apoptosis, modulation of oxidative stress, suppression of angiogenesis and metastasis, and reversal of chemoresistance. At the mechanistic level, NCs modulate several signaling pathways, such as PI3K/AKT/mTOR, NF-κB, MAPK, and Wnt/β-catenin pathways; and influence epigenetics and microRNA-mediated mechanisms. In contrast to compelling preclinical evidence, clinical translation remains limited due to poor bioavailability, the absence of OC-specific clinical trials, and regulatory constraints. The focus of future research should be on advanced drug delivery systems, omics-guided precision medicine, and sustainable sourcing strategies to overcome these translational barriers. The integration of NCs into combination and personalized regimens has promise for the improvement of therapeutic outcomes and overcoming chemoresistance in ovarian cancer.
Insights
Natural compounds show promise in fighting ovarian cancer (OC) by inhibiting growth and overcoming chemoresistance. Future research should focus on delivery systems and personalized medicine for clinical success.
Area of Science:
- Oncology
- Pharmacology
- Natural Products Chemistry
Background:
- Ovarian cancer (OC) is a lethal gynecologic malignancy with high recurrence and chemoresistance.
- Natural compounds (NCs) are increasingly recognized for their multi-targeted therapeutic potential in cancer.
- NCs offer a promising avenue to enhance standard OC therapies.
Purpose of the Study:
- To review the anticancer properties of various natural compounds against ovarian cancer.
- To elucidate the molecular mechanisms underlying their efficacy.
- To identify barriers and future directions for clinical translation.
Main Methods:
- Comprehensive literature review of preclinical and clinical studies on NCs in ovarian cancer.
- Analysis of NCs' effects on cell proliferation, apoptosis, angiogenesis, metastasis, and chemoresistance.
- Examination of NCs' impact on key signaling pathways (PI3K/AKT/mTOR, NF-κB, MAPK, Wnt/β-catenin), epigenetics, and microRNAs.
Main Results:
- Various NCs (quercetin, curcumin, resveratrol, EGCG, berberine, ellagic acid, withaferin A, celastrol) exhibit broad-spectrum anticancer activities against OC.
- NCs modulate critical oncogenic pathways, epigenetics, and microRNA expression.
- Significant preclinical evidence exists, but clinical translation is limited by bioavailability and trial design.
Conclusions:
- Natural compounds possess significant potential as adjunct therapies for ovarian cancer.
- Overcoming translational barriers requires advanced drug delivery, precision medicine, and sustainable sourcing.
- Combination and personalized regimens integrating NCs may improve therapeutic outcomes and combat chemoresistance.
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