antimicrobial activity of silver nanoparticles pdf

Antimicrobial activity of silver nanoparticles - ScienceDirect

2019-1-1  Recently, silver nanoparticles (Ag NPs) have been recognized as potential candidates for the generation of novel antimicrobial agents. It is very important to create nanomaterials-based drug delivery carriers with antimicrobial behavior that may provide novel platforms for the treatment of various antimicrobial diseases.

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Antimicrobial activity of silver nanoparticles ...

2018-9-1  One of the most vital applications of the metal nanoparticles, especially silver nanoparticles, in the field of medicine is using these nanoparticles as antimicrobial agents. The lethal activity of nanoparticles against broad spectrum of Gram-positive bacteria, Gram-negative bacteria and fungi has been approved [9] .

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(PDF) Antimicrobial activity of Bacillus subtilis silver ...

2019-1-1  The antimicrobial activity of biogenic AgNPs was well documented in the literature. [7][8][9][10][11][12][13][14][15][16][17][18][19] [20] [21] However, there are very few studies available in

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Experimental Antimicrobial effects of silver nanoparticles

2021-3-22  Antioxidant effect of Ag nanoparticles and silver nitrate in antimicrobial activity To confirm the effects of Ag nanoparticles, a comparative study of Ag nanoparticles and silver nitrate on antimicrobial activity against E. coli O157:H8 was performed. Approximately 107 colony-forming units of E. coli were inoculated on MHA plates,

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Antimicrobial activity of PVP coated silver nanoparticles ...

2017-8-28  The antibacterial activity of biosynthesized silver nanoparticles was checked against Gram-positive bacteria (Bacillus subtilis, S. aureus, S. mutans, S. pyogenes), Gram-negative bacteria (E. coli, P. aeruginosa, P. fluo- rescens), fungi (C. albicans, C. glabrata) and plant pathogen (F. graminearum).

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(PDF) Antimicrobial Activity of Silver Nanoparticles ...

Antimicrobial Activity of Silver Nanoparticles against Clinical Biofilms from Patients with and without Dental Caries June 2021 Journal of Nanomaterials 2021(2):1-13

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Antimicrobial activity of silver nanoparticles Request PDF

Request PDF On Jan 1, 2019, Suresh Kumar Kailasa and others published Antimicrobial activity of silver nanoparticles Find, read and cite all the research you need on ResearchGate

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(PDF) Antimicrobial, antioxidant and antitumor activities ...

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(PDF) Preparation and Antibacterial Activity of Silver ...

2011-1-1  PDF On Jan 1, 2011, Ratan Das and others published Preparation and Antibacterial Activity of Silver Nanoparticles Find, read and cite all the research you need on ResearchGate

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(PDF) Antimicrobial and cytotoxic activity of green ...

Antimicrobial and cytotoxic activity of green synthesis silver nanoparticles targeting skin and soft tissue infectious agents.pdf Content available from CC BY 4.0:

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Antimicrobial activity of PVP coated silver nanoparticles ...

2017-8-28  nanoparticles. The biologically synthesized silver nanoparticles showed antimicrobial activity against Gram-positive, Gram-negative bacteria and fungi. Therefore, the current study reveals an efficient and eco-friendly synthesis of silver nanoparticles by L. varians with potent antimi-crobial activity. Keywords Silver nanoparticles Biosynthesis

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Antimicrobial activity of extracellularly synthesized ...

2017-7-18  Biosynthesized silver nanoparticles were confirmed by UV visible spectroscopy, the spectra showed a maximum absorption peak at 410 nm and the FT-IR analysis, provides evidence SEM confirmed the silver nanoparticles were spherical in shape and size in the range of 20-40 nm. The antimicrobial activities of silver nanoparticles were screened against

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The antimicrobial activity of silver nanoparticles ...

Silver nanoparticles (AgNPs) have gained increasing attention because of their antimicrobial activity, cost-effective preparation and heat resistance property (Roy et al., 2019). The most common approach to synthesize AgNPs is the chemical reduction, conducted by using different reducing agents, including sodium borohydride (NaBH 4 ), sodium ...

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Antimicrobial Activities of Silver Nanoparticles ...

2015-2-7  Formation of silver nanoparticles was confirmed by UV–visble spectroscopy, Fourier transform infrared spectroscopy and total reflection X-ray fluorescence analysis. The morphology of the synthesized silver nanoparticles was verified by SEM–EDS. The obtained silver nanoparticles were used to study their antimicrobial activity.

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Enhanced antimicrobial activity of silver nanoparticles ...

2020-4-15  Download PDF. Download PDF. Associated Content. ... since the linker does not affect the activity of the silver nanoparticles ... -ATCUN nanocomposites is greater than that of the individual components confirms that there is a synergistic effect in antimicrobial activity for silver nanoparticles conjugated with antimicrobial peptides. Even ...

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Antimicrobial activities of silver nanoparticles ...

2014-11-13  It has been known for quite some time now that silver nanoparticles (AgNP) can inhibit microbial growth and even kill microbes. Our investigation reports the antimicrobial activity of AgNP against a model bacterium, Escherichia coli. The aqueous extract of Lycopersicon esculentum (red tomato) was used for the rapid synthesis of AgNP, which is very simple and eco-friendly in nature.

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Antimicrobial activity of biogenic silver nanoparticles ...

2016-6-11  The antimicrobial impact of biogenic-synthesized silver-based nanoparticles has been the focus of increasing interest. As the antimicrobial activity of nanoparticles is highly dependent on their size and surface, the complete and adequate characterization of the nanoparticle is important. This review discusses the characterization and antimicrobial activity of biogenic synthesized silver ...

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Antibacterial activity of silver and zinc nanoparticles ...

2015-1-1  Silver nanoparticles as biocides tend to target multiple sites on or within bacterial cells and hence have a broad spectrum activity (Markowska et al., 2013). Thus, the application of silver nanoparticles as an effective antimicrobial agent should not

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RESEARCH ARTICLE Development of Antimicrobial Paper

2 天前  Silver nanoparticles offer significant improvements in antimicrobial activity through specific effects such as adsorption at bacterial surfaces (Ouay and Stellacci, 2015). The antimicrobial activity increased with increasing concentrations of AgNO3 in the antimicrobial paper.

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[PDF] Enhanced Antibacterial and Anti-Biofilm Activities ...

Background The biofilms could protect bacteria from antibiotics and promote the production of drug-resistant strains, making the bacteria more difficult to be eradicated. Thus, we developed an [email protected]@AgNPs nanocomposite, which is formed by modifying silver nanoparticles (AgNPs) with antimicrobial peptides (AMP) modified nanocomposite to destroy biofilm in this study.

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Antimicrobial activity of extracellularly synthesized ...

2017-7-18  Biosynthesized silver nanoparticles were confirmed by UV visible spectroscopy, the spectra showed a maximum absorption peak at 410 nm and the FT-IR analysis, provides evidence SEM confirmed the silver nanoparticles were spherical in shape and size in the range of 20-40 nm. The antimicrobial activities of silver nanoparticles were screened against

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Antibacterial Activity of Silver and Its Application in ...

2020-9-11  4. Antimicrobial Activity of Silver Nanoparticles The main applications of silver nanoparticles (AgNPs) in medicine include their use in the diagnostic procedures, but the most significant use is in therapy due to their antimicrobial action [15]. Bactericidal and inhibitory silver activity on pathogenic microorganisms has been proven in many

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RESEARCH ARTICLE Open Access Antimicrobial activities

2017-8-29  Antimicrobial activities of silver nanoparticles synthesized from Lycopersicon esculentum extract Swarnali Maiti1, Deepak Krishnan2, Gadadhar Barman1, Sudip Kumar Ghosh2 and Jayasree Konar Laha1* Abstract Background: It has been known for quite some time now that silver nanoparticles (AgNP) can inhibit microbial growth and even kill microbes.

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(PDF) Enhanced Antimicrobial and Anticancer Activity

A detailed, methodical approach was used to synthesise silver and gold nanoparticles using two differently prepared aqueous extracts of the brown algae Sargassum incisifolium. The efficiency of the extracts in producing nanoparticles were compared to

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RESEARCH ARTICLE Development of Antimicrobial Paper

2 天前  Silver nanoparticles offer significant improvements in antimicrobial activity through specific effects such as adsorption at bacterial surfaces (Ouay and Stellacci, 2015). The antimicrobial activity increased with increasing concentrations of AgNO3 in the antimicrobial paper.

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Antimicrobial Activity of Silver and Zinc Nanoparticles ...

Antimicrobial Activity of Silver and Zinc Nanoparticles Mediated by Eggplant Green Calyx. Background and Objective: Antibiotic resistance is rising to dangerous levels in all parts of the world. Metallic nanoparticles among them; silver and zinc oxide nanoparticles (Ag

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Biosynthesis of silver nanoparticles using plant seeds and ...

2020-7-3  Keywords: Silver nanoparticles, antimicrobial activity, biological synthesis, TEM. ABSTRACT: Nano is an emerging field of science with its increasing applications in diverse areas for the development of new materials at nanoscale levels [1].

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[PDF] Broad-Spectrum Antimicrobial Activity of Silver ...

Due to the problem of resistance of many infectious agents to the usual treatments, this study addresses the ways of obtaining and using new chitosan-silver nanomaterials as antimicrobial agents. Chitosans of medium (CSM) and high (CSH) molecular weights were used as matrices in the formation of small silver nanoparticles (AgNP) when mixed with AgNO3 under different conditions, such as using ...

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Antimicrobial activity of biogenic silver nanoparticles ...

The antimicrobial impact of biogenic-synthesized silver-based nanoparticles has been the focus of increasing interest. As the antimicrobial activity of nanoparticles is highly dependent on their size and surface, the complete and adequate characterization of the nanoparticle is important. This revie

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[PDF] Enhanced Antibacterial and Anti-Biofilm

Background The biofilms could protect bacteria from antibiotics and promote the production of drug-resistant strains, making the bacteria more difficult to be eradicated. Thus, we developed an [email protected]@AgNPs nanocomposite, which is formed by modifying silver nanoparticles (AgNPs) with antimicrobial peptides (AMP) modified nanocomposite to destroy biofilm in this study.

More

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