Green Synthesis and Bioactivity of Copper Nanoparticles from Asparagus aethiopicus and Asparagus densiflorus

An aqueous extract of the shade-dried parts of Asparagus aethiopicus L. and Asparagus densiflorus (Kunth) Jessop was used to synthesize copper (CuO) nanoparticles (Cu NPs). UV-visible spectroscopy was performed to assess the formation of Cu NPs. Maximum absorbance was obtained between 310–360 nm, co...

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Main Authors: A. Stephen, S.R. Mohith Sai, Neha Pal, S. Arjun
Format: Article
Language:English
Published: Journal of Pure and Applied Microbiology 2023-06-01
Series:Journal of Pure and Applied Microbiology
Subjects:
Online Access:https://microbiologyjournal.org/green-synthesis-and-bioactivity-of-copper-nanoparticles-from-asparagus-aethiopicus-and-asparagus-densiflorus/
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author A. Stephen
S.R. Mohith Sai
Neha Pal
S. Arjun
author_facet A. Stephen
S.R. Mohith Sai
Neha Pal
S. Arjun
author_sort A. Stephen
collection DOAJ
description An aqueous extract of the shade-dried parts of Asparagus aethiopicus L. and Asparagus densiflorus (Kunth) Jessop was used to synthesize copper (CuO) nanoparticles (Cu NPs). UV-visible spectroscopy was performed to assess the formation of Cu NPs. Maximum absorbance was obtained between 310–360 nm, confirming the formation of Cu NPs. CuO NPs were effective against Pseudomonas aeruginosa (ATCC 27853), a gram-negative human pathogenic bacterium. The bacterial growth curve showed that the NPs inhibited bacterial growth. This study was conducted using different parts of the plant, such as the roots, shoots, fruits, and seeds of A. aethiopicus and the roots and shoots of A. densiflorus. The fruit and seeds of A. aethiopicus showed better results than the roots and shoots. Therefore, employing green synthetic processes inhibits the release of harmful by-products. Compared to traditional techniques of NP synthesis, the transition to the extracellular production of CuO NPs utilizing dried biomass appears to be economical and environmentally beneficial.
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spelling doaj.art-11b45d5360294c78be9ee2033ef42ad02023-06-14T08:05:20ZengJournal of Pure and Applied MicrobiologyJournal of Pure and Applied Microbiology0973-75102581-690X2023-06-0117210561064https://doi.org/10.22207/JPAM.17.2.35Green Synthesis and Bioactivity of Copper Nanoparticles from Asparagus aethiopicus and Asparagus densiflorusA. Stephenhttps://orcid.org/0000-0002-3991-7380S.R. Mohith Saihttps://orcid.org/0000-0003-1770-6133Neha Palhttps://orcid.org/0000-0002-8613-4813S. Arjunhttps://orcid.org/0000-0002-7797-5821An aqueous extract of the shade-dried parts of Asparagus aethiopicus L. and Asparagus densiflorus (Kunth) Jessop was used to synthesize copper (CuO) nanoparticles (Cu NPs). UV-visible spectroscopy was performed to assess the formation of Cu NPs. Maximum absorbance was obtained between 310–360 nm, confirming the formation of Cu NPs. CuO NPs were effective against Pseudomonas aeruginosa (ATCC 27853), a gram-negative human pathogenic bacterium. The bacterial growth curve showed that the NPs inhibited bacterial growth. This study was conducted using different parts of the plant, such as the roots, shoots, fruits, and seeds of A. aethiopicus and the roots and shoots of A. densiflorus. The fruit and seeds of A. aethiopicus showed better results than the roots and shoots. Therefore, employing green synthetic processes inhibits the release of harmful by-products. Compared to traditional techniques of NP synthesis, the transition to the extracellular production of CuO NPs utilizing dried biomass appears to be economical and environmentally beneficial.https://microbiologyjournal.org/green-synthesis-and-bioactivity-of-copper-nanoparticles-from-asparagus-aethiopicus-and-asparagus-densiflorus/green synthesiscuonanoparticlesasparagus aethiopicusasparagus densifloruspseudomonas aeruginosa
spellingShingle A. Stephen
S.R. Mohith Sai
Neha Pal
S. Arjun
Green Synthesis and Bioactivity of Copper Nanoparticles from Asparagus aethiopicus and Asparagus densiflorus
Journal of Pure and Applied Microbiology
green synthesis
cuo
nanoparticles
asparagus aethiopicus
asparagus densiflorus
pseudomonas aeruginosa
title Green Synthesis and Bioactivity of Copper Nanoparticles from Asparagus aethiopicus and Asparagus densiflorus
title_full Green Synthesis and Bioactivity of Copper Nanoparticles from Asparagus aethiopicus and Asparagus densiflorus
title_fullStr Green Synthesis and Bioactivity of Copper Nanoparticles from Asparagus aethiopicus and Asparagus densiflorus
title_full_unstemmed Green Synthesis and Bioactivity of Copper Nanoparticles from Asparagus aethiopicus and Asparagus densiflorus
title_short Green Synthesis and Bioactivity of Copper Nanoparticles from Asparagus aethiopicus and Asparagus densiflorus
title_sort green synthesis and bioactivity of copper nanoparticles from asparagus aethiopicus and asparagus densiflorus
topic green synthesis
cuo
nanoparticles
asparagus aethiopicus
asparagus densiflorus
pseudomonas aeruginosa
url https://microbiologyjournal.org/green-synthesis-and-bioactivity-of-copper-nanoparticles-from-asparagus-aethiopicus-and-asparagus-densiflorus/
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