A novel cyclic dinuclear gold(i) complex induces anticancer activity via an oxidative stress-mediated intrinsic apoptotic pathway in MDA-MB-231 cancer cells

Ahmed K. Abogosh, Meshal K. Alghanem, Saeed Ahmad, Abdullah Al-Asmari, Homood M. As Sobeai, Adam A.A. Sulaiman, Mohammed Fettouhi, Saheed A. Popoola, Ali Alhoshani, Anvarhusein A. Isab*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

10 Scopus citations

Abstract

A new dinuclear cyclic gold(i) complex [Au2(DCyPA)2](PF6)2, 1, based on bis[2-(dicyclohexylphosphano)ethyl]amine (DCyPA) has been synthesized and characterized by elemental analysis, IR and NMR spectroscopy, and X-ray crystallography. In the dinuclear complex cation [Au2(DCyPA)2]2+, the two gold(i) ions are bridged by the ligand bis[2-(dicyclohexylphosphano)ethyl]amine (DCyPA) giving rise to a 16-membered ring centrosymmetric metallacycle. The cytotoxicity of the complex was evaluated against the triple-negative human breast cancer cells MDA-MB-231. In order to understand the mechanism of the cytotoxic behavior, a variety of assays, including Annexin V-FITC/Propidium iodide double staining, ROS production, and mitochondrial membrane potential and migration assays were carried out. The results indicated that complex 1 induced cytotoxicity via an oxidative stress-mediated intrinsic apoptotic pathway in MDA-MB-231 cancer cells.

Original languageEnglish
Pages (from-to)2760-2769
Number of pages10
JournalDalton Transactions
Volume51
Issue number7
DOIs
StatePublished - 21 Feb 2022

Bibliographical note

Publisher Copyright:
© The Royal Society of Chemistry

ASJC Scopus subject areas

  • Inorganic Chemistry

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