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Full-Text Articles in Medicine and Health Sciences

Myricetin Inhibits Proliferation Of Cisplatin-Resistant Cancer Cells Through A P53-Dependent Apoptotic Pathway, Haizhi Huang, Allen Y. Chen, Xingqian Ye, Bingyun Li, Yon Rojanasakul, Gary O. Rankin, Yi Charlie Chen Jul 2015

Myricetin Inhibits Proliferation Of Cisplatin-Resistant Cancer Cells Through A P53-Dependent Apoptotic Pathway, Haizhi Huang, Allen Y. Chen, Xingqian Ye, Bingyun Li, Yon Rojanasakul, Gary O. Rankin, Yi Charlie Chen

Pharmaceutical Science and Research

Cisplatin is a commonly used drug for cancer treatment by crosslinking DNA, leading to apoptosis of cancer cells, resistance to cisplatin treatment often occurs, leading to relapse. Therefore, there is a need for the development of more effective treatment strategies that can overcome chemoresistance. Myricetin is a flavonoid from fruits and vegetables, showing anticancer activity in various cancer cells. In this study, we found myricetin exhibited greater cytotoxicity than cisplatin in two cisplatin-resistant ovarian cancer cell lines, OVCAR-3 and A2780/CP70, and it was less cytotoxic to the normal ovarian cell line IOSE-364. Myricetin selectively induced apoptosis in both cisplatin-resistant cancer …


Gallic Acid, A Phenolic Compound, Exerts Anti-Angiogenic Effects Via The Pten/Akt/Hif-1Α/Vegf Signaling Pathway In Ovarian Cancer Cells, Zhiping He, Allen Y. Chen, Yon Rojanasakul, Gary O. Rankin, Yi Charlie Chen Jul 2015

Gallic Acid, A Phenolic Compound, Exerts Anti-Angiogenic Effects Via The Pten/Akt/Hif-1Α/Vegf Signaling Pathway In Ovarian Cancer Cells, Zhiping He, Allen Y. Chen, Yon Rojanasakul, Gary O. Rankin, Yi Charlie Chen

Pharmaceutical Science and Research

Gallic acid (GA), a polyphenol, is widely found in numerous fruits and vegetables, particularly in hickory nuts. In the present study, we found that gallic acid, a natural phenolic compound isolated from fruits and vegetables, had a more potent growth inhibitory effect on two ovarian cancer cell lines, OVCAR-3 and A2780/CP70, than the effect on a normal ovarian cell line, IOSE-364. These results demonstrated that GA selectively inhibits the growth of cancer cells. Gene expression was examined by ELISA and western blot analysis, and gene pathways were examined by luciferase assay. It was found that GA inhibited VEGF secretion and …


The Flavonoid Nobiletin Inhibits Tumor Growth And Angiogenesis Of Ovarian Cancers Via The Akt Pathway, Jianchu Chen, Allen Y. Chen, Haizhi Huang, Xingqian Ye, William D. Rollyson, Haley E. Perry, Kathleen C. Brown, Yon Rojanasakul, Gary O. Rankin, Piyali Dasgupta, Yi Charlie Chen Mar 2015

The Flavonoid Nobiletin Inhibits Tumor Growth And Angiogenesis Of Ovarian Cancers Via The Akt Pathway, Jianchu Chen, Allen Y. Chen, Haizhi Huang, Xingqian Ye, William D. Rollyson, Haley E. Perry, Kathleen C. Brown, Yon Rojanasakul, Gary O. Rankin, Piyali Dasgupta, Yi Charlie Chen

Pharmaceutical Science and Research

Despite its importance, the death rate of ovarian cancer has remained unchanged over the past five decades, demanding an improvement in prevention and treatment of this malignancy. With no known carcinogens, targeted prevention is currently unavailable, and efforts in early detection of this malignancy by screening biomarkers have failed. The inhibition of angiogenesis, also known as angioprevention, is a promising strategy to limit the growth of solid tumors, including ovarian cancers. Nobiletin, a polymethoxy flavonoid compound isolated from the tiansheng plant, has been shown to inhibit the growth of multiple types of human cancers. However, there are no reports involving …