Preparation and Synergistic Anti-Tumor Effect of Iridium Oxide Nanocomposites under Microscope

In order to solve the great difficulties in cancer prevention, diagnosis, and treatment, a preparation method of iridium oxide nanocomposites under the microscope was proposed in this paper. Through a retrospective analysis of an experiment, IrOx nanoparticles were prepared by direct hydrothermal hy...

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Main Authors: Xudong He, Feng Xiang, Zhangyi Xu
Format: Article
Language:English
Published: Wiley 2022-01-01
Series:International Journal of Analytical Chemistry
Online Access:http://dx.doi.org/10.1155/2022/9694425
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author Xudong He
Feng Xiang
Zhangyi Xu
author_facet Xudong He
Feng Xiang
Zhangyi Xu
author_sort Xudong He
collection DOAJ
description In order to solve the great difficulties in cancer prevention, diagnosis, and treatment, a preparation method of iridium oxide nanocomposites under the microscope was proposed in this paper. Through a retrospective analysis of an experiment, IrOx nanoparticles were prepared by direct hydrothermal hydrolysis and loaded with chemotherapy drug adriamycin to construct nanodrug-loaded complex IrOx@DOX. At the same time, IrOx, as a sound-sensitive agent, can produce ROS under US irradiation, amplify intracellular oxidative stress, accelerate tumor cell death, and finally achieve the effect of SDT chemotherapy synergistic therapy. The experimental results show that IrOx@DOX has the dual response of pH and US, and the inhibition rates are 27%, 57%, and 76%, respectively. At the same time, ultrasound not only can enhance the uptake of nanoparticles by cells but also can promote the release of DOX in cells, which provides a basis for subsequent SDT chemotherapy synergistic therapy. Conclusion. Iridium oxide nanocomposite DOX combined with SDT can obtain a good therapeutic effect, which has positive feedback on the efficacy of chemotherapy and the therapeutic effect of cancer surgery.
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spelling doaj-art-fe8c56b845e24de6a3248db55ab4db402025-02-03T06:04:43ZengWileyInternational Journal of Analytical Chemistry1687-87792022-01-01202210.1155/2022/9694425Preparation and Synergistic Anti-Tumor Effect of Iridium Oxide Nanocomposites under MicroscopeXudong He0Feng Xiang1Zhangyi Xu2The Second Affiliated Hospital of Wenzhou Medical UniversityThe Second Affiliated Hospital of Wenzhou Medical UniversityThe Second Affiliated Hospital of Wenzhou Medical UniversityIn order to solve the great difficulties in cancer prevention, diagnosis, and treatment, a preparation method of iridium oxide nanocomposites under the microscope was proposed in this paper. Through a retrospective analysis of an experiment, IrOx nanoparticles were prepared by direct hydrothermal hydrolysis and loaded with chemotherapy drug adriamycin to construct nanodrug-loaded complex IrOx@DOX. At the same time, IrOx, as a sound-sensitive agent, can produce ROS under US irradiation, amplify intracellular oxidative stress, accelerate tumor cell death, and finally achieve the effect of SDT chemotherapy synergistic therapy. The experimental results show that IrOx@DOX has the dual response of pH and US, and the inhibition rates are 27%, 57%, and 76%, respectively. At the same time, ultrasound not only can enhance the uptake of nanoparticles by cells but also can promote the release of DOX in cells, which provides a basis for subsequent SDT chemotherapy synergistic therapy. Conclusion. Iridium oxide nanocomposite DOX combined with SDT can obtain a good therapeutic effect, which has positive feedback on the efficacy of chemotherapy and the therapeutic effect of cancer surgery.http://dx.doi.org/10.1155/2022/9694425
spellingShingle Xudong He
Feng Xiang
Zhangyi Xu
Preparation and Synergistic Anti-Tumor Effect of Iridium Oxide Nanocomposites under Microscope
International Journal of Analytical Chemistry
title Preparation and Synergistic Anti-Tumor Effect of Iridium Oxide Nanocomposites under Microscope
title_full Preparation and Synergistic Anti-Tumor Effect of Iridium Oxide Nanocomposites under Microscope
title_fullStr Preparation and Synergistic Anti-Tumor Effect of Iridium Oxide Nanocomposites under Microscope
title_full_unstemmed Preparation and Synergistic Anti-Tumor Effect of Iridium Oxide Nanocomposites under Microscope
title_short Preparation and Synergistic Anti-Tumor Effect of Iridium Oxide Nanocomposites under Microscope
title_sort preparation and synergistic anti tumor effect of iridium oxide nanocomposites under microscope
url http://dx.doi.org/10.1155/2022/9694425
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AT fengxiang preparationandsynergisticantitumoreffectofiridiumoxidenanocompositesundermicroscope
AT zhangyixu preparationandsynergisticantitumoreffectofiridiumoxidenanocompositesundermicroscope