نتایج جستجو برای: extract nanoparticles

تعداد نتایج: 280956  

2014
Birendra Kumar Bindhani Ashok Kumar Panigrahi

In this study, a novel technique for biosynthesizing of gold nanoparticles (GNPs) using Withania somnifera as reductants and stabilizers is reported. Biosynthesis of anisotropic gold nanoparticles using ethanolic extract of Withania somnifera leaf and their potential as IR blockers has been demonstrated. The phenolic groups (–OH) residue was identified as the active functional group for gold io...

2014
Ropisah Mie Mohd Wahid Samsudin Laily B Din Azizan Ahmad Nazlina Ibrahim Siti Noor Adnalizawati Adnan

Development of a green chemistry process for the synthesis of silver nanoparticles has become a focus of interest. This would offer numerous benefits, including ecofriendliness and compatibility for biomedical applications. Here we report the synthesis of silver nanoparticles from the reduction of silver nitrate and an aqueous extract of the lichen Parmotrema praesorediosum as a reductant as we...

2018
Alaa A A Aljabali Yazan Akkam Mazhar Salim Al Zoubi Khalid M Al-Batayneh Bahaa Al-Trad Osama Abo Alrob Alaaldin M Alkilany Mourad Benamara David J Evans

(1) Background: There is a growing need for the development of new methods for the synthesis of nanoparticles. The interest in such particles has raised concerns about the environmental safety of their production methods; (2) Objectives: The current methods of nanoparticle production are often expensive and employ chemicals that are potentially harmful to the environment, which calls for the de...

2016
Ana Raquel Madureira Sara Nunes Débora A Campos João C Fernandes Cláudia Marques Monica Zuzarte Beatriz Gullón Luís M Rodríguez-Alcalá Conceição Calhau Bruno Sarmento Ana Maria Gomes Maria Manuela Pintado Flávio Reis

Rosmarinic acid (RA) possesses several protective bioactivities that have attracted increasing interest by nutraceutical/pharmaceutical industries. Considering the reduced bioavailability after oral use, effective (and safe) delivery systems are crucial to protect RA from gastrointestinal degradation. This study aims to characterize the safety profile of solid lipid nanoparticles produced with ...

2012
Kaliyamurthi Satyavani Selvaraj Gurudeeban Thiruganasambandam Ramanathan Thangavel Balasubramanian

Recently there has been fabulous excitement in the nano-biotechnological area for the study of nanoparticles synthesis using some natural biological system, which has led the growth advanced nanomaterials. This intention made us to assess the biologically synthesized silver nanoparticles from the leaf of Suaeda monoica (S.monoica) using 1 mM silver nitrate. The leaf extract of S.monoica incubat...

Journal: :Molecules 2017
Mohammed Rafi Shaik Zuhur Jameel Qandeel Ali Mujeeb Khan Mufsir Kuniyil Mohamed E Assal Hamad Z Alkhathlan Abdulrahman Al-Warthan Mohammed Rafiq H Siddiqui Merajuddin Khan Syed Farooq Adil

The synthesis of Palladium (Pd) nanoparticles by green methods has attracted remarkable attention in recent years because of its superiority above chemical approaches, owing to its low cost and ecological compatibility. In this present work, we describe a facile and environmentally friendly synthesis of Pd nanoparticles (Pd NPs) using an aqueous extract of aerial parts of Origanum vulgare L. (O...

2015
C. Parthiban N. Sundaramurthy

The synthesis of semiconductor nanoparticles is an expanding research area due to the potential applications in the development of nanotechnologies. Especially, biosynthesized nanoparticles have become an important branch of nanotechnology. In the present work, we describe a low-cost and simple procedure for biosynthesis of Zinc oxide nanoparticles (ZnO NPs) using Pyrus Pyrifolia leaf extract. ...

2017
Renata Dobrucka Jolanta Dlugaszewska Mariusz Kaczmarek

The basic goal of this study was to synthesize zinc oxide nanoparticles using the Chelidonium majus extract and asses their cytotoxic and antimicrobial properties. The synthesized ZnO NPs were characterized by UV-Vis, Scanning Electron Microscopy (SEM) with EDS profile, Fourier Transform Infrared Spectroscopy (FTIR), X-ray diffraction (XRD), Transmission Electron Microscopy (TEM) and Atomic For...

Background and Objectives: Considering the alarming spread of resistance to classic antimicrobial agents, innovative therapeutic approaches to combat antibiotic-resistant pathogens, like the compounds derived from plants and nanoparticles, seems necessary. This study was conducted to investigate the antibacterial effect of biosynthetic silver nanoparticles using Glycyrrhiza glabra and Mentha pi...

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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