نتایج جستجو برای: functionalized iron oxide nanoparticles

تعداد نتایج: 412954  

2006
C. G. Hu Y. Li J. P. Liu Y. Y. Zhang

Polycrystalline iron phosphide coated iron oxide and hollow iron phosphide nanoparticles were synthesized by sonichemistry. Structure analysis indicated that the diameters of these nanoparticles were less than 14 nm, and the core–shell and hollow nanoparticles are Fe3O4–FeP and FeP, respectively. Magnetic measurement demonstrated that both the core–shell Fe3O4–FeP and hollow FeP nanoparticles e...

Journal: :Magnetic resonance in medicine 2013
Julian Haegele Sven Biederer Hanne Wojtczyk Matthias Gräser Tobias Knopp Thorsten M Buzug Jörg Barkhausen Florian M Vogt

Magnetic particle imaging has emerged as a new technique for the visualization and quantification of superparamagnetic iron oxide nanoparticles. It seems to be a very promising application for cardiovascular interventional radiology. A prerequisite for interventions is the artifact-free visualization of the required instruments and implants. Various commercially available catheters, guide wires...

Superparamagnetic iron oxide nanoparticles (SPIONs) have made extensive advances in nanotechnology. The unique properties of these particles have expanded their application in various fields, including medicine. One of these applications is non-invasive analysis for cell tracking. However, the possibility of toxicity in cells is reported by these nanoparticles. Due to the fact that cellular dam...

حیاتی رودباری, نسیم, خدا رحمی, پروین, صادقیان, مرجان, پریور, کاظم,

Background and Objective: Iron oxides nanoparticles have numerous applications in medical industry. Nanoparticles are particles with 100 nm in diameter. Despite their various applications, toxic effects of Iron oxide nanoparticles call for supplementary investigations. In this study, the toxic effect of iron oxide nanoparticles on lung development in fetal mice was examined. Materials and Me...

Journal: :Journal of aerosol medicine and pulmonary drug delivery 2008
Andrew R Martin Richard B Thompson Warren H Finlay

Superparamagnetic iron oxide nanoparticles show potential in magnetic targeting of inhaled aerosols to localized sites within the lung. These particles are also used as contrast agents in magnetic resonance imaging (MRI). In the present work, we examine the feasibility of measuring regional lung deposition of iron oxide nanoparticles using MRI. Mice were exposed nose-only to nebulized superpara...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2011
Scott R Lewis Saurav Datta Minghui Gui Eric L Coker Frank E Huggins Sylvia Daunert Leonidas Bachas Dibakar Bhattacharyya

Many current treatments for the reclamation of contaminated water sources are chemical-intensive, energy-intensive, and/or require posttreatment due to unwanted by-product formation. We demonstrate that through the integration of nanostructured materials, enzymatic catalysis, and iron-catalyzed free radical reactions within pore-functionalized synthetic membrane platforms, we are able to conduc...

Abolfazl Dadkhah, Faezeh Fatemi Fatemeh Torabi Mohammad Reza Mohammadi Malayeri Mostafa Sarbazi Salome Dini

Recently, there has been a great deal of interest in the use of the medicinal plants with high antioxidant compounds for curing liver injuries induced by hepatoxcitic agents. This study was to assess the protective effect of Carum carvi L. essential oil (E.O) on the hepatoxitic rats induced by overdose of iron oxide nanoparticles (NPs). The rats were distributed to 4 groups. In negative control...

Journal: مواد پرانرژی 2020

In this paper, the effect of nanocatalytic metal-organic framework based on copper metal and bis-tetrazolamine (CuBTA) ligand functionalized with cobalt (II) oxide nanoparticles on the thermal decomposition behavior of ammonium perchlorate (AP), using differential survey calorimetry (DSC) has been reviewed. First, the metal-organic framework (CuBTA) was synthesized from the raw materials of cop...

Journal: :international journal of bio-inorganic hybrid nanomaterials 0

in this work, we report synthesis of superparamagnetic iron oxide nanoparticles at room temperature using microemulsion template phase consisting of cyclohexane, water, cetyltrimethylammonium bromide ctab as cationic surfactant and butanol as a cosurfactant. silica surface modification of the as prepared nanoparticles was performed by adding tetraethoxysilane teos to alkaline medium. the struct...

2016
Tudor Braniste Ion Tiginyanu Tibor Horvath Simion Raevschi Serghei Cebotari Marco Lux Axel Haverich Andres Hilfiker

Nanotechnology is a rapidly growing and promising field of interest in medicine; however, nanoparticle-cell interactions are not yet fully understood. The goal of this work was to examine the interaction between endothelial cells and gallium nitride (GaN) semiconductor nanoparticles. Cellular viability, adhesion, proliferation, and uptake of nanoparticles by endothelial cells were investigated....

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