نتایج جستجو برای: green silver nanoparticles

تعداد نتایج: 276019  

Journal: :International Journal of Green Nanotechnology: Physics and Chemistry 2010

The aim of present study is to determine the content of some phytochemicals in stem and leaf extracts of the medicinal plant of Glycyrrhiza glabra and design a green method for biosynthesis of silver nanoparticles by these extracts as stabilizers and bioreducers. The properties of the synthesized silver nanoparticles (AgNPs) were monitored by using Ultraviolet-Visible absorption spectroscopy (U...

2017
Mohammad Soleimani Maziar Habibi-Pirkoohi

BACKGROUND It is well documented that Silver Nanoparticles (SNPs) are potent antimicrobial agents. However, little is known about antimicrobial effects of biologically synthesized SNPs at molecular level. In the present study, efficacy of the green microalgae Chlorella vulgaris in biosynthesis of silver nanoparticles and inhibitory effect of the biosynthesized SNPs on growth and virulence of St...

2015
Mousa A. Alghuthaymi Hassan Almoammar Mahindra Rai Ernest Said-Galiev Kamel A. Abd-Elsalam

Nanotechnology can offer green and eco-friendly alternatives for plant disease management. Apart from being eco-friendly, fungi are used as bio-manufacturing units, which will provide an added benefit in being easy to use, as compared to other microbes. The non-pathogenic nature of some fungal species in combination with the simplicity of production and handling will improve the mass production...

2014
N. Gandhi D. Sirisha Vikas Chandra Sharma

Silver Nanoparticles are applied in various fields due to its anti bacterial properties. A conventional method for synthesis of AgNP requires dangerous chemical and large amount of energy is released in the process. Environmental friendly techniques are adopted for the synthesis of nanoparticles of silver. The present research work summarizes the green synthesis of silver nanoparticles by using...

2012
Kamyar Shameli Mansor Bin Ahmad Ali Zamanian Parvanh Sangpour Parvaneh Shabanzadeh Yadollah Abdollahi Mohsen Zargar

Green synthesis of noble metal nanoparticles is a vastly developing area of research. Metallic nanoparticles have received great attention from chemists, physicists, biologists, and engineers who wish to use them for the development of a new-generation of nanodevices. In this study, silver nanoparticles were biosynthesized from aqueous silver nitrate through a simple and eco-friendly route usin...

Journal: :Iranian biomedical journal 2012
Maryam Moazeni Niloofar Rashidi Ahmad R Shahverdi Fatemeh Noorbakhsh Sassan Rezaie

BACKGROUND To develop a new green approach for biosynthesis of silver nanoparticles, myconanotechnology has been represented as a novel field of study in nanotechnology. In this study, we have reported the extracellular synthesis of highly stable silver nanoparticles using three species of dermatophytes: Trichophyton rubrum, Trichophyton mentagrophytes and Microsporum canis. METHODS Clinical ...

2017
Ji Su Park Eun-Young Ahn Youmie Park

Mangosteen (Garcinia mangostana) pericarp waste extract was used to synthesize gold and silver nanoparticles by a green strategy. The extract was both a reducing and stabilizing agent during synthesis. Phytochemical screening of the extract was conducted to obtain information regarding the presence/absence of primary and secondary metabolites in the extract. The in vitro antioxidant activity re...

2015
Nur Iffah Shafiqah Binti Abdullah Mansor B. Ahmad Kamyar Shameli

BACKGROUND Green approach in synthesizing metal nanoparticles has gain new interest from the researchers as metal nanoparticles were widely applied in medical equipment and household products. The use of plants in the synthesis of nanoparticles emerges as a cost effective and eco-friendly approach. A green synthetic route for the production of stable silver nanoparticles (Ag-NPs) by using aqueo...

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