نتایج جستجو برای: silver nps

تعداد نتایج: 55731  

Journal: :Journal of the Egyptian Society of Parasitology 2015
Halim A Saad Mohamed I Soliman Ahmed M Azzam B Mostafa

Nanoparticles (NPs) have received more attention as antiparasitic agents. In the present study, silver and copper nanoparticles were synthesized and characterized using scanning electron microscopy (SEM), transmission electron microscope (TEM) and X-ray fluorescence (XRF). The antiparasitic activity of Ag and CuO nanoparticles were tested against two of the most environmentally spread parasites...

2016
Yiming Bai Lingling Yan Jun Wang Lin Su Zhigang Yin Nuofu Chen Yuanyuan Liu

A way to increase the photocurrent of top-cell is crucial for current-matched and highly-efficient GaInP/GaInAs/Ge triple-junction solar cells. Herein, we demonstrate that ellipsoidal silver nanoparticles (Ag NPs) with better extinction performance and lower fabrication temperature can enhance the light harvest of GaInP/GaInAs/Ge solar cells compared with that of spherical Ag NPs. In this metho...

2015
Fang Liu Meena Mahmood Yang Xu Fumiya Watanabe Alexandru S. Biris Deborah K. Hansen Amy Inselman Daniel Casciano Tucker A. Patterson Merle G. Paule William Slikker Cheng Wang

Silver nano-particles (Ag-NPs) are becoming increasingly prevalent in consumer products as antibacterial agents. The increased use of Ag NP-enhanced products will almost certainly increase environmental silver levels, resulting in increased exposures and the potential for increased adverse reactions including neurotoxic effects. In the present study, embryonic neural stem cells (NSCs) from huma...

2015
Hong Peng Yang Liu Wenyi Peng Jinsheng Zhang Roger Ruan

The unique physico-chemical properties of silver nanoparticles (Ag NPs) have opened up the opportunity for their use in many promising physicochemical and biomedical applications. In this study, an economically feasible approach to green synthesis of silver nanoparticles (Ag NPs) is described using hemicellulose from bamboo. Simultaneously, glucose was used as the reducing agent, and distilled ...

2011
Kamyar Shameli Mansor Bin Ahmad Mohsen Zargar Wan Md Zin Wan Yunus Abdolhossein Rustaiyan Nor Azowa Ibrahim

Silver nanoparticles (Ag NPs) were synthesized by the chemical reducing method in the external and interlamellar space of montmorillonite (MMT) as a solid support at room temperature. AgNO(3) and NaBH(4) were used as a silver precursor and reducing agent, respectively. The most favorable experimental conditions for synthesizing Ag NPs in the MMT are described in terms of the initial concentrati...

2014
Alexandros Besinis Tracy De Peralta Richard D Handy

Metal-containing nanomaterials have the potential to be used in dentistry for infection control, but little is known about their antibacterial properties. This study investigated the toxicity of silver (Ag), titanium dioxide and silica nanoparticles (NPs) against the oral pathogenic species of Streptococcus mutans, compared to the routine disinfectant, chlorhexidine. The bacteria were assessed ...

Plants or natural resources have been found to be a good alternative method for nanoparticles synthesis. In this study, polyaniline coated silver nanoparticles (AgNPs) synthesized from Piper betle leaves extract were investigated for their antibacterial activity. Silver nanoparticles were prepared from the reduction of silver nitrate and NaBH4 was used as reducing agent. Silver nanoparticles an...

Plants or natural resources have been found to be a good alternative method for nanoparticles synthesis. In this study, polyaniline coated silver nanoparticles (AgNPs) synthesized from Piper betle leaves extract were investigated for their antibacterial activity. Silver nanoparticles were prepared from the reduction of silver nitrate and NaBH4 was used as reducing agent. Silver nanoparticles an...

Journal: :nanomedicine journal 0
mahsa tashakori miyanroudi department of biology, division of animal physiology, faculty of basic sciences, shahrekord university, shahrekord, iran mehran arabi department of biology, division of animal physiology, faculty of basic sciences, shahrekord university, shahrekord, iran

objective(s): silver nanoparticles (ag-nps) are one of the most widely used nanomaterials recently. despite the wide application of nanomaterials, there is limited information concerning their impact on human health and the environment. this study aimed to find the effects of ag-nps (40 nm) on blood serum, liver and kidney tissues of homing pigeons (columbia livia).materials and methods: columb...

Journal: :Molecules 2011
Mohsen Zargar Azizah Abdul Hamid Fatima Abu Bakar Mariana Nor Shamsudin Kamyar Shameli Fatemeh Jahanshiri Farah Farahani

Different biological methods are gaining recognition for the production of silver nanoparticles (Ag-NPs) due to their multiple applications. One of the most important applications of Ag-NPs is their use as an anti-bacterial agent. The use of plants in the synthesis of nanoparticles emerges as a cost effective and eco-friendly approach. In this study the biosynthesis of silver nanoparticles usin...

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