نتایج جستجو برای: extract nanoparticles
تعداد نتایج: 280956 فیلتر نتایج به سال:
Biologically synthesized silver nanoparticles (SNPs) are being widely using in the field of medicine. Extracellular biosynthesis of silver nanoparticles was carried out by using medicinal plant extracts for the reduction of aqueous silver ions in short period. The silver nanoparticles formation was confirmed by the colour change of plant extracts (SNPs) and further confirmed with the help of UV...
Nanoparticles derived from plants known for their high content of flavonoids provide a biologically inspired route to design therapeutic agents and a means of reducing metal nanoparticle toxicity. Little is currently known on the anti-neurotoxicity of Salvia officinalis L. extracts and their corresponding nanoparticles. In the present study, anti-neurotoxic stress activity of S. officinalis ext...
Punica granatum leaf extracts have been used since time immemorial in traditional medicines. It is used for its antioxidant properties. Green nanoparticle synthesis is an emerging field which has opened an entirely different scope for medicinal formulations. It has been reported by many users that the green nanoparticles are more effective medicines as compared with their simple extracts. Thus,...
During this study, we report the green synthesis of silver nanoparticles (Ag NPs) using Euphorbia helioscopia Linn leaf extract for the synthesis of propargylamines. Also, the structural and optical properties are studied. The synthesized nanoparticles are characterized by TEM, XRD, FT-IR and UV-visible techniques. UV-visible studies show an absorption band at 440 nm due to surface plasmon reso...
The aim of this study was to optimize the biosynthesis of silver nanoparticles using leaves of Aegle marmelos as the primary source. The optimal reaction medium comprised 2:1 concentration of leaf extract and 6mM concentration of silver nitrate solution (pH 7. The biosynthesized silver nanoparticles were confirmed by UV-Vis spectroscopy at 420 nm, XRD and FTIR analysis. The antimicrobial proper...
We report the green synthesis of silver nanoparticles by using Euphorbia condylocarpa M. bieb root extract for the synthesis of N-monosubstituted ureas in water. UV-visible studies show the absorption band at 420 nm due to surface plasmon resonance (SPR) of the silver nanoparticles. This reveals the reduction of silver ions (Ag+) to silver (Ago) which indicates the formation of silver nanoparti...
Copper oxide nanoparticles (CuO-NPs) synthesized by an implicitly environmentally benign process using Acanthospermum hispidum L. aqueous plant extract as an effective bio-oxidizing/bio-reducing agent. Phytochemical screening of the fresh aqueous leaves extract showed the presence of coumarins, tannins, saponins, phenols, flavonoids, sterols and volatile oils. Fourier transform infrared spectro...
diabetes mellitus is one of the most common diseases affecting the endocrine system. the prevalence of diabetes mellitus will be increasing in the human population. it is a metabolic disease characterized by chronic escalation of blood glucose and disrupted metabolism of carbohydrates, fats and proteins. this was an experimental study conducted on 40 male wistar rats. this study was carried out...
ZnS nanoparticles have been synthesized using various amounts of aqueous Azadirachta Indica (Neem) leaf extract as capping agent and stabilizer. The synthesized nanoparticles were studied by FTIR, powder X-ray diffraction (XRD), scanning electron microscopy (SEM), transmission electron microscopy (TEM), energy dispersive analysis of X-rays (EDAX) and UV-Visible spectroscopy. FTIR spect...
silver nanoparticles with size of 6- 57nm were synthesized by bioreduction method from anisochilus carnosus aqueous and ethanolic extract. biosynthesized nanoparticles showed maximum antimicrobial activity against k. pneumonia (13±1.67mm), e.coli (13±1.97mm) and b. subtilis (13±1.07mm) followed by p. aeruginosa and minimum against s. aureus. the quantitative formation, characteristics and impur...
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