نتایج جستجو برای: selenium nanoparticle
تعداد نتایج: 45560 فیلتر نتایج به سال:
This study deals with the preparation and characterization of selenium incorporated guar gum nanoparticle (SGG), and its effect on H9c2 cardiomyoblast. Herein, nanoprecipitation techniques had been employed for the preparation of SGG nanoparticle. The prepared nanoparticle had been subjected to various types of analytical techniques like transmission electron microscopy (TEM), X-ray diffraction...
Background and Purpose: Candida albicans is the most common Candida species (spp.) isolated from fungal infections. Azole resistance in Candida species has been considerably increased in the last decades. Given the toxicity of the antimicrobial drugs, resistance to antifungal agents, and drug interactions, the identification of new antifungal agents seems essential. In this study, we assessed t...
Bacterial infections are commonly found on paper towels and other paper products, leading to the potential spread of bacteria and consequent health concerns. The objective of this in vitro study was to introduce antibacterial properties to standard paper towel surfaces by coating them with selenium nanoparticles. Scanning electron microscopy was used to measure the size and distribution of the ...
Introduction: Diabetes mellitus, as a chronic metabolic disease, is associated with a wide range of kidney and liver disorders. The goal of this study was to indicate the effects of selenium nanoparticles on the function of kidney and liver enzymes in stereptozocin induced diabetic rats. Methods: In this study, 35 male wistar rats were divided into five groups (n=7): control, diabetic control a...
Biomolecule-mediated nanoparticle synthesis has recently the gained attention of researchers due to its ecofriendly and non-toxic nature. Metabolites from plant extracts represent a better alternative to chemical methods to fulfill the growing demand for non-hazardous nanoparticle synthesis routes. Selenium and its nanoparticles have an extensive range of applications. Thus, biofabrication of s...
the use of biogenic selenium nanoparticles for various purposes is going to be an issue of considerable importance; thus, appropriate simple methods should be developed and tested for the synthesis and recovery of these nanoparticles. in this study, a fungus was isolated from a soil sample, identified as aspergillus terreus and used for extracellular synthesis of selenium nanoparticles (se nps)...
background: the antifungal activity of selenium nanoparticles (se nps) prepared by klebsiella pneumoniae has been reported previously for different fungi. in the present study, freshly prepared se nps produced by k. pneumoniae were purified and characterized by transmission electron microscopy and energy-dispersive x-ray spectroscopy (eds) and its post antifungal effects for two fungi were eval...
background: radiation therapy is an effective method used for treatment of many types of cancers. however, this method can cause unwanted side effects such as bone marrow suppression. in this study, the effect of oral administration of biogenic selenium nanoparticles (senps) on total and differentiated white cells profile of balb/c mice exposed to x-ray radiation was investigated and compared w...
Bacterial anaerobic respiration using selenium oxyanions as the sole electron acceptor primarily result in the precipitation of selenium biominerals observed as either intracellular or extracellular selenium deposits. Although a better understanding of the enzymology of bacterial selenate reduction is emerging, the processes by which the selenium nanospheres are constructed, and in some cases s...
BACKGROUND Elemental selenium nanoparticles have emerged as a novel selenium source with the advantage of reduced risk of selenium toxicity. The present work investigated whether heat treatment affects the size, structure, and bioactivity of selenium nanoparticles. METHODS AND RESULTS After a one-hour incubation of solution containing 80 nm selenium particles in a 90°C water bath, the nanopar...
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