Green synthesis of metallic nanoparticles using some selected medicinal plants from Southern Africa and their biological applications

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Date

2021

Journal Title

Journal ISSN

Volume Title

Publisher

MPDI

Abstract

The application of metallic nanoparticles (MNPs), especially that of silver, gold, cobalt, and zinc as antimicrobial, anticancer, drug delivery, contrast, and bioimaging agents has transformed the field of medicine. Their functions, which are attributed to their physicochemical properties, have gained prominence in various technological fields. Although MNPs can be produced via rigorous physical and chemical techniques, in recent years, a biological approach utilizing natural materials has been developed. With the increasing enthusiasm for safe and efficient nanomaterials, the biological method incorporating microorganisms and plants is preferred over physical and chemical methods of nanoparticle synthesis. Of these bio-entities, plants have received great attention owing to their capability to reduce and stabilize MNPs in a single one-pot protocol. South Africa is home to ~10% of the world’s plant species, making it a major contributor to the world’s ecological scenery. Despite the documented contribution of South African plants, particularly in herbal medicine, very few of these plants have been explored for the synthesis of the noble MNPs.

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Keywords

Green nanotechnology, Metallic nanoparticles, Medicinal plants, Plants, South Africa

Citation

Aboyewa, J. A. et al. (2021). Green synthesis of metallic nanoparticles using some selected medicinal plants from Southern Africa and their biological applications. Plants, 10, 1929. https://doi.org/10.3390/plants10091929