Synthesis of Chitosan-Silver Nanoparticle Composite Spheres and Their Antimicrobial Activities

Synthesis of silver nanoparticles–chitosan composite particles sphere (AgNPs-chi-spheres) has been completed and its characterization was fulfilled by UV–vis spectroscopy, Fourier transform infrared (FT-IR) spectroscopy, X-ray diffraction (XRD), scanning electron microscopy (SEM), and zetasizer nano...

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Autores principales:	Erisna Mirda, Rinaldi Idroes, Khairan Khairan, Trina Ekawati Tallei, Muliadi Ramli, Nanda Earlia, Aga Maulana, Ghazi Mauer Idroes, Muslem Muslem, Zulkarnain Jalil
Formato:	article
Lenguaje:	EN
Publicado:	MDPI AG 2021
Materias:	silver nanoparticles chitosan antimicrobial activity Organic chemistry QD241-441
Acceso en línea:	https://doaj.org/article/7fda69e58aa64d02af194b71553717ff
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spelling	oai:doaj.org-article:7fda69e58aa64d02af194b71553717ff2021-11-25T18:49:08ZSynthesis of Chitosan-Silver Nanoparticle Composite Spheres and Their Antimicrobial Activities 10.3390/polym132239902073-4360https://doaj.org/article/7fda69e58aa64d02af194b71553717ff2021-11-01T00:00:00Zhttps://www.mdpi.com/2073-4360/13/22/3990https://doaj.org/toc/2073-4360Synthesis of silver nanoparticles–chitosan composite particles sphere (AgNPs-chi-spheres) has been completed and its characterization was fulfilled by UV–vis spectroscopy, Fourier transform infrared (FT-IR) spectroscopy, X-ray diffraction (XRD), scanning electron microscopy (SEM), and zetasizer nano. UV–vis spectroscopy characterization showed that AgNPs-chi-spheres gave optimum absorption at a wavelength of 410 nm. The XRD spectra showed that the structure of AgNPs-chi-spheres were crystalline and spherical. Characterization by SEM showed that AgNPs-chi-spheres, with the addition of 20% of NaOH, resulted in the lowest average particle sizes of 46.91 nm. EDX analysis also showed that AgNPs-chi-spheres, with the addition of a 20% NaOH concentration, produced particles with regular spheres, a smooth and relatively nonporous structure. The analysis using zetasizer nano showed that the zeta potential value and the polydispersity index value of the AgNPs-chi-sphere tended to increase with an increased NaOH concentration. The results of the microbial activity screening showed that the AgNP-chi-Spheres with highest concentration of NaOH, produced the highest inhibition zone diameters against <i>S. aureus</i>, <i>E. coli</i>, and <i>C. albicans</i>, with inhibition zone diameters of 19.5, 18.56, and 12.25 nm, respectively.Erisna MirdaRinaldi IdroesKhairan KhairanTrina Ekawati TalleiMuliadi RamliNanda EarliaAga MaulanaGhazi Mauer IdroesMuslem MuslemZulkarnain JalilMDPI AGarticlesilver nanoparticleschitosanantimicrobial activityOrganic chemistryQD241-441ENPolymers, Vol 13, Iss 3990, p 3990 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	silver nanoparticles chitosan antimicrobial activity Organic chemistry QD241-441
spellingShingle	silver nanoparticles chitosan antimicrobial activity Organic chemistry QD241-441 Erisna Mirda Rinaldi Idroes Khairan Khairan Trina Ekawati Tallei Muliadi Ramli Nanda Earlia Aga Maulana Ghazi Mauer Idroes Muslem Muslem Zulkarnain Jalil Synthesis of Chitosan-Silver Nanoparticle Composite Spheres and Their Antimicrobial Activities
description	Synthesis of silver nanoparticles–chitosan composite particles sphere (AgNPs-chi-spheres) has been completed and its characterization was fulfilled by UV–vis spectroscopy, Fourier transform infrared (FT-IR) spectroscopy, X-ray diffraction (XRD), scanning electron microscopy (SEM), and zetasizer nano. UV–vis spectroscopy characterization showed that AgNPs-chi-spheres gave optimum absorption at a wavelength of 410 nm. The XRD spectra showed that the structure of AgNPs-chi-spheres were crystalline and spherical. Characterization by SEM showed that AgNPs-chi-spheres, with the addition of 20% of NaOH, resulted in the lowest average particle sizes of 46.91 nm. EDX analysis also showed that AgNPs-chi-spheres, with the addition of a 20% NaOH concentration, produced particles with regular spheres, a smooth and relatively nonporous structure. The analysis using zetasizer nano showed that the zeta potential value and the polydispersity index value of the AgNPs-chi-sphere tended to increase with an increased NaOH concentration. The results of the microbial activity screening showed that the AgNP-chi-Spheres with highest concentration of NaOH, produced the highest inhibition zone diameters against <i>S. aureus</i>, <i>E. coli</i>, and <i>C. albicans</i>, with inhibition zone diameters of 19.5, 18.56, and 12.25 nm, respectively.
format	article
author	Erisna Mirda Rinaldi Idroes Khairan Khairan Trina Ekawati Tallei Muliadi Ramli Nanda Earlia Aga Maulana Ghazi Mauer Idroes Muslem Muslem Zulkarnain Jalil
author_facet	Erisna Mirda Rinaldi Idroes Khairan Khairan Trina Ekawati Tallei Muliadi Ramli Nanda Earlia Aga Maulana Ghazi Mauer Idroes Muslem Muslem Zulkarnain Jalil
author_sort	Erisna Mirda
title	Synthesis of Chitosan-Silver Nanoparticle Composite Spheres and Their Antimicrobial Activities
title_short	Synthesis of Chitosan-Silver Nanoparticle Composite Spheres and Their Antimicrobial Activities
title_full	Synthesis of Chitosan-Silver Nanoparticle Composite Spheres and Their Antimicrobial Activities
title_fullStr	Synthesis of Chitosan-Silver Nanoparticle Composite Spheres and Their Antimicrobial Activities
title_full_unstemmed	Synthesis of Chitosan-Silver Nanoparticle Composite Spheres and Their Antimicrobial Activities
title_sort	synthesis of chitosan-silver nanoparticle composite spheres and their antimicrobial activities
publisher	MDPI AG
publishDate	2021
url	https://doaj.org/article/7fda69e58aa64d02af194b71553717ff
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Synthesis of Chitosan-Silver Nanoparticle Composite Spheres and Their Antimicrobial Activities

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