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Gold-Coated Iron Oxide Nanoparticles As a Potential Photothermal Therapy Agent to Enhance Eradication of Breast Cancer Cells Publisher



Dheyab MA1, 2 ; Aziz AA1, 2 ; Jameel MS1, 2 ; Khaniabadi PM1, 2 ; Mehrdel B1, 2 ; Khaniabadi BM3
Authors

Source: Journal of Physics: Conference Series Published:2020


Abstract

Iron oxide nanoparticles (Fe3O4 NPs) possess unique physicochemical properties which make them great for biomedical applications. This study reports the development of gold (Au) coated Fe3O4 (Au-Fe3O4 NPs) for photothermal therapy to eradicate breast cancer cells (MCF-7). The spherical shape of monodisperse Au-Fe3O4 NPs with an average size of 20.8 nm was confirmed by TEM. The cell viability evaluation of Au-Fe3O4 NPs showed negligible toxicity toward MCF-7 cells after 24 h. Significant cell reduction was observed for MCF-7 (73.9%) cells following photothermal therapy at highest concentration of NPs (50 μgFe/ml) for 10 minutes illumination when compared with other intervention groups. It can be concluded that, the synthesized Au-Fe3O4 NPs is an effective and promising photothermal therapy agent for breast cancer treatment. © 2020 IOP Publishing Ltd. All rights reserved.
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