ANTIBACTERIAL ACTIVITY OF SILVER NANOPARTICLES  SYNTHESIZED USING ELEUSINE INDICA (L.) GAERTN. LEAF EXTRACT ON THE BACTERIA ISOLATED FROM THE VASE SOLUTION

Green synthesis of silver nanoparticles (SNPs) using Eleusine indica (L.) Gaertn. leaf extract as a reducing agent is reported. SNPs were characterized with UV-Vis spectroscopy and transmission electron microscopy (TEM). The SNPs were rod like and spherical in shape with sizes from 3 to 33 nm and an...

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Main Author: Thi Anh Tu Le
Format: Article
Language:English
Published: Dalat University 2022-11-01
Series:Tạp chí Khoa học Đại học Đà Lạt
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Online Access:https://tckh.dlu.edu.vn/index.php/tckhdhdl/article/view/1027
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author Thi Anh Tu Le
author_facet Thi Anh Tu Le
author_sort Thi Anh Tu Le
collection DOAJ
description Green synthesis of silver nanoparticles (SNPs) using Eleusine indica (L.) Gaertn. leaf extract as a reducing agent is reported. SNPs were characterized with UV-Vis spectroscopy and transmission electron microscopy (TEM). The SNPs were rod like and spherical in shape with sizes from 3 to 33 nm and an average size of 16.73 nm. Seven bacterial strains were isolated from the vase water, including Bacillus cereus CA1, Alcaligenes faecalis CA2, Micrococcus luteus CA3, Pantoe agglomerans CA4, Pseudomonas aeruginosa CA5, Pseudomonas aeruginosa CA6, and Pantoe agglomerans CA7. Identifications were made according to Bergey’s Manual of Systematic Bacteriology and Bergey’s Manual of Determinative Bacteriology. The SNPs inhibited the growth of bacteria and exhibited significant antimicrobial activity against different isolated bacteria strains. SEM images showed that the SNPs damaged the cell membranes of bacteria, released plasmic contents, and altered the morphology of the cells. The impact of SNPs on gram-negative bacteria was more severe than on gram-positive bacteria. This study revealed that biosynthesized SNPs from Eleusine indica (L.) Gaertn. leaf extract are potential agents in combating bacterial contamination.
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spelling doaj-art-a76422dda46847d896d7b2d336ce68a52025-02-03T03:29:35ZengDalat UniversityTạp chí Khoa học Đại học Đà Lạt0866-787X2022-11-01365110.37569/DalatUniversity.13.2.1027(2023)1082ANTIBACTERIAL ACTIVITY OF SILVER NANOPARTICLES  SYNTHESIZED USING ELEUSINE INDICA (L.) GAERTN. LEAF EXTRACT ON THE BACTERIA ISOLATED FROM THE VASE SOLUTIONThi Anh Tu Le0Dalat UniversityGreen synthesis of silver nanoparticles (SNPs) using Eleusine indica (L.) Gaertn. leaf extract as a reducing agent is reported. SNPs were characterized with UV-Vis spectroscopy and transmission electron microscopy (TEM). The SNPs were rod like and spherical in shape with sizes from 3 to 33 nm and an average size of 16.73 nm. Seven bacterial strains were isolated from the vase water, including Bacillus cereus CA1, Alcaligenes faecalis CA2, Micrococcus luteus CA3, Pantoe agglomerans CA4, Pseudomonas aeruginosa CA5, Pseudomonas aeruginosa CA6, and Pantoe agglomerans CA7. Identifications were made according to Bergey’s Manual of Systematic Bacteriology and Bergey’s Manual of Determinative Bacteriology. The SNPs inhibited the growth of bacteria and exhibited significant antimicrobial activity against different isolated bacteria strains. SEM images showed that the SNPs damaged the cell membranes of bacteria, released plasmic contents, and altered the morphology of the cells. The impact of SNPs on gram-negative bacteria was more severe than on gram-positive bacteria. This study revealed that biosynthesized SNPs from Eleusine indica (L.) Gaertn. leaf extract are potential agents in combating bacterial contamination.https://tckh.dlu.edu.vn/index.php/tckhdhdl/article/view/1027antimicrobialbacteriabiosynthesisgoosegrasssilver nanoparticles.
spellingShingle Thi Anh Tu Le
ANTIBACTERIAL ACTIVITY OF SILVER NANOPARTICLES  SYNTHESIZED USING ELEUSINE INDICA (L.) GAERTN. LEAF EXTRACT ON THE BACTERIA ISOLATED FROM THE VASE SOLUTION
Tạp chí Khoa học Đại học Đà Lạt
antimicrobial
bacteria
biosynthesis
goosegrass
silver nanoparticles.
title ANTIBACTERIAL ACTIVITY OF SILVER NANOPARTICLES  SYNTHESIZED USING ELEUSINE INDICA (L.) GAERTN. LEAF EXTRACT ON THE BACTERIA ISOLATED FROM THE VASE SOLUTION
title_full ANTIBACTERIAL ACTIVITY OF SILVER NANOPARTICLES  SYNTHESIZED USING ELEUSINE INDICA (L.) GAERTN. LEAF EXTRACT ON THE BACTERIA ISOLATED FROM THE VASE SOLUTION
title_fullStr ANTIBACTERIAL ACTIVITY OF SILVER NANOPARTICLES  SYNTHESIZED USING ELEUSINE INDICA (L.) GAERTN. LEAF EXTRACT ON THE BACTERIA ISOLATED FROM THE VASE SOLUTION
title_full_unstemmed ANTIBACTERIAL ACTIVITY OF SILVER NANOPARTICLES  SYNTHESIZED USING ELEUSINE INDICA (L.) GAERTN. LEAF EXTRACT ON THE BACTERIA ISOLATED FROM THE VASE SOLUTION
title_short ANTIBACTERIAL ACTIVITY OF SILVER NANOPARTICLES  SYNTHESIZED USING ELEUSINE INDICA (L.) GAERTN. LEAF EXTRACT ON THE BACTERIA ISOLATED FROM THE VASE SOLUTION
title_sort antibacterial activity of silver nanoparticles synthesized using eleusine indica l gaertn leaf extract on the bacteria isolated from the vase solution
topic antimicrobial
bacteria
biosynthesis
goosegrass
silver nanoparticles.
url https://tckh.dlu.edu.vn/index.php/tckhdhdl/article/view/1027
work_keys_str_mv AT thianhtule antibacterialactivityofsilvernanoparticlessynthesizedusingeleusineindicalgaertnleafextractonthebacteriaisolatedfromthevasesolution