Phytosynthesis of biohybrid nano-silver anchors enhanced size dependent photocatalytic, antibacterial, anticancer properties and cytocompatibility

Priyadarshini, Supriya and Sonsudin, Faridah and Mainal, Azizah and Yahya, Rosiyah and Gopinath, Venkatraman and Vadivelu, Jamunarani and Alarjani, Khaloud Mohammed and Al Farraj, Dunia A. and Yehia, Hany Mohamed (2021) Phytosynthesis of biohybrid nano-silver anchors enhanced size dependent photocatalytic, antibacterial, anticancer properties and cytocompatibility. Process Biochemistry, 101. pp. 59-71. ISSN 1359-5113, DOI https://doi.org/10.1016/j.procbio.2020.11.008.

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Abstract

Metallic silver tactically attains reductant from biomaterials during biosynthesis, though it is still challenging to fasten the rate of stable nano-silver/silver chloride particles (NAg/AgClPs) synthesis. In this study, two different sizes of NAg/AgClPs (15.9 and 24.2 nm) were synthesised using Cissus quadrangularis stem (CQS) extract under microwave irradiation. The synthesised NAg/AgClPs were characterised using high throughput traditional methods. The antibacterial study of these materials demonstrated excellent activity against human nosocomial pathogens. The metabolic activity and viability assay provided strong evidence that the 15.9 nm NAg/AgClPs inhibited the bacterial pathogens better than the 24.2 nm NAg/AgClPs. The cytotoxicity of the as-synthesised NAg/AgClPs was studied towards human A549 adenocarcinomic alveolar basal epithelial cell line and RAW 264.7 macrophage cells. Anticancer activity of both 15.9 nm NAg/AgClPs and 24.2 nm NAg/AgClPs displayed the IC50 values at 85 mu g/mL and 90 mu g/mL against A549 cells while RAW 264.7 macrophage cells expressed the IC50 values at 130 mu g/mL and 140 mu g/mL respectively. Further, the synthesised NAg/AgClPs demonstrated high photocatalytic activity towards degradation of environmental pollutant methylene blue (MB) under visible light illumination. Our results suggested that the synthesised NAg/AgClPs can be used to develop novel antimicrobial, anticancer formulations and environmental catalyst.

Item Type: Article
Funders: University of MalayaMinistry of Education, Malaysia[IIRG019B-2019], King Saud University[RSP-2020/185]
Uncontrolled Keywords: Photocatalytic;Antibacterial;Cytotoxicity;Metabolic activity; Apoptosis;Phytosynthesis
Subjects: Q Science > QD Chemistry
R Medicine
R Medicine > RC Internal medicine
R Medicine > RC Internal medicine > RC0254 Neoplasms. Tumors. Oncology (including Cancer)
Divisions: Faculty of Science
Depositing User: Ms Zaharah Ramly
Date Deposited: 09 Sep 2022 01:21
Last Modified: 09 Sep 2022 01:21
URI: http://eprints.um.edu.my/id/eprint/34245

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