نتایج جستجو برای: silver oxyfluoride

تعداد نتایج: 45799  

Journal: :Comparative biochemistry and physiology. Toxicology & pharmacology : CBP 2002
C Hogstrand C M Wood N R Bury R W Wilson J C Rankin M Grosell

The intestine has been indicated as a site of waterborne silver toxicity in marine fish and chronic effects at the intestine have been observed at concentrations far below acutely toxic level. Thus, models of silver toxicity to marine fish need to consider the intestine as a biotic ligand. The present study characterises binding of silver to the intestine of the European flounder (Platichthys f...

Journal: :Aquatic toxicology 2001
F Galvez C Hogstrand J C McGeer C M Wood

Silver was biologically incorporated into a diet by exposing rainbow trout for 7 days to 100 mg/l of waterborne silver as silver thiosulphate. These fish were processed into a fine powder (trout meal) and pelleted to form a nutritionally balanced feed which was then fed to juvenile rainbow trout (Oncorhynchus mykiss). Fish were fed either a diet containing 3.1 microg/g biologically incorporated...

P.K. Praseetha, R.P Dhanya S. Abdeen S. Geo S. Sukanya

Silver is composed of a large percentage of silver oxide due to their large ratio of surface to bulk silver atoms. Silver nanoparticles have been a potent antibacterial, antifungal, anti-viral and anti-inflammatory agent. A simple, eco-friendly, inexpensive biosynthetic method was employed to synthesize silver nanoparticles.  The present study aimed at the comparative study of silver nanopartic...

Journal: :journal of nanostructures 2013
m. ghorbanpour

the aim of this study is experimental assay of sensitivity and stability of a bimetallic silver/gold spr sensor chip. this chip utilizes the sensitivity of the silver and the stability of the gold. moreover, the silver layer (instead of usual cr or ti layer) was used as an adhesive intermediate layer between the gold layer and the glass substrate. the optimization of the gold/silver thickness u...

2011
Deborah J Gorth David M Rand Thomas J Webster

BACKGROUND Consumer nanotechnology is a growing industry. Silver nanoparticles are the most common nanomaterial added to commercially available products, so understanding the influence that size has on toxicity is integral to the safe use of these new products. This study examined the influence of silver particle size on Drosophila egg development by comparing the toxicity of both nanoscale and...

Journal: :international journal of health studies 0
babak negahdari1 1. dept. of medical biotechnology, school of advanced technologies in medicine, tehran university of medical sciences, tehran, iran. mohammad hasan shirazi2 2. dept. of pathobiology, school of public health, tehran university of medical science, tehran, iran. maryam kadkhodazadeh3 3. dept. of clinical biochemistry, shaheed beheshti university of medical sciences, tehran, iran. ziba vaise malekshahi1 solmaz sadeghi1 sara hajikhani 2

background: according to the recent studies, the antibacterial activities of silver nanoparticles (ag-nps) were studied on gram-positive staphylococcus aureus and gram-negative escherichia coli. in this study antibacterial effect of silver nanoparticles that used for coating textiles, on e.coli and s.aureus was investigated. methods: silver nanoparticles were coated on textile fabric by corona ...

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