نتایج جستجو برای: as agnps

تعداد نتایج: 5643533  

2015
NEELU CHOUHAN RAJESH KUMAR MEENA

Bio-chemical reduction method was employed to synthesise the silver nanoparticles (Ag NPs) by aging the mixture of the aqueous extract of the Trachyspermum Ammi (TA, Ajwain) seeds and AgNO3 solution at different time interval. Reaction time of AgNO3 and TA could accelerate the reduction rate of Ag and affect AgNPs size and concentration of NPs. X-ray diffraction (XRD) studies confirms the forma...

2016
Tarek A El-Desouky Hala A.M. Ammar

Article history: Received on: 24/02/2016 Revised on: 12/04/2016 Accepted on: 07/05/2016 Available online: 28/06/2016 Silver nanoparticles (AgNPs) have potential antimicrobial activity against bacteria and fungi. The synthesis of AgNPs have been reported using several chemical and physical methods which are not friendly environment. Therefore, our technique has focused on the synthesis of AgNPs ...

Journal: :International journal of nanomedicine 2015
Xi-Feng Zhang Jung-Hyun Park Yun-Jung Choi Min-Hee Kang Sangiliyandi Gurunathan Jin-Hoi Kim

BACKGROUND Silver nanoparticles (AgNPs) have attracted much interest and have been used for antibacterial, antifungal, anticancer, and antiangiogenic applications because of their unique properties. The increased usage of AgNPs leads to a potential hazard to human health. However, the potential effects of AgNPs on animal models are not clear. This study was designed to investigate the potential...

2015
Nguyen Quoc Hien Dang Van Phu Nguyen Ngoc Duy Le Anh Quoc Nguyen T. Kim Lan Hoang T. Dong

Colloidal silver nanoparticles (AgNPs) with particle size less than 10 nm and concentration of 2 mM/L (~200 mg/L) were synthesized by gamma Co-60 ray irradiation of Ag+/chitosan solutions with different chitosan concentration of 0.5%, 1% and 2% (w/v). Incorporation of AgNPs onto cotton fabric was carried out by padding method with 100% wet pick-up. The content of AgNPs deposited on cotton fabri...

Biofabrication of metallic nanoparticles have attracted the researchers of various disciplines for the past few decades, due to their wide range of applications in the various fields of electronics, textiles industries, nano medicine, biopharmacy and biotechnology. Keeping in view the above important applications, we have successfully biosynthesized the silver nanoparticles (AgNPs) using leaf e...

2015
Xi-Feng Zhang Yun-Jung Choi Jae Woong Han Eunsu Kim Jung Hyun Park Sangiliyandi Gurunathan Jin-Hoi Kim

BACKGROUND Silver nanoparticles (AgNPs) possess unique physical, chemical, and biological properties. AgNPs have been increasingly used as anticancer, antiangiogenic, and antibacterial agents for the treatment of bacterial infections in open wounds as well as in ointments, bandages, and wound dressings. The present study aimed to investigate the effects of two different sizes of AgNPs (10 nm an...

2015
Asmaa A Ashour Dina Raafat Hanan M El-Gowelli Amal H El-Kamel

BACKGROUND The growing threat of microbial resistance against traditional antibiotics has prompted the development of several antimicrobial nanoparticles (NPs), including silver NPs (AgNPs). In this article, a simple and eco-friendly method for the synthesis of AgNPs using the cranberry powder aqueous extract is reported. MATERIALS AND METHODS Cranberry powder aqueous extracts (0.2%, 0.5%, an...

2015
Ton Yoisungnern Yun-Jung Choi Jae Woong Han Min-Hee Kang Joydeep Das Sangiliyandi Gurunathan Deug-Nam Kwon Ssang-Goo Cho Chankyu Park Won Kyung Chang Byung-Soo Chang Rangsun Parnpai Jin-Hoi Kim

Silver nanoparticles (AgNPs) have many features that make them attractive as medical devices, especially in therapeutic agents and drug delivery systems. Here we have introduced AgNPs into mouse spermatozoa and then determined the cytotoxic effects of AgNPs on sperm function and subsequent embryo development. Scanning electron microscopy and transmission electron microscopy analyses showed that...

2016
Qipeng Liu Hua Jiang

Purpose: The present investigation describes the biosynthesis of Silver nanoparticles (AgNPs) using Tanacetum vulgare leaf extract by an environmental-friendly method. Also, the in-vitro cytotoxicity of synthesized AgNPs towards the human breast cancer (MCF-7) cell lines. Methods: Ag NPs were prepared from AgNO3 using Tanacetum vulgare leaf extract polyphenols as reducing and capping agent. Fur...

2016
Venkata S. Kotakadi Susmila Aparna Gaddam Sucharitha K. Venkata P. V. G. K. Sarma D. V. R. Sai Gopal

Biosynthesis of plant-mediated silver nanoparticles is gaining significant importance due to environmentally safe 'green method' and it is an efficient alternative method. In the present study, silver nanoparticles were synthesized by using root extract of Glycyrrhiza glabra an important medicinal plant. The AgNPs are characterized by spectral analysis; the surface plasmon resonance (SPR) peak ...

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