نتایج جستجو برای: superparamagnetic iron oxide nanoparticles

تعداد نتایج: 397547  

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

in this work, we report on the synthesis of superparamagnetic iron oxide nanoparticles at room temperature using microemulsion template phase consisting of cyclohexane, water, ctab as cationic surfactant and butanol as a cosurfactant. surface modification have been carried out by using poly(ethyleneglycol) (peg). the structure,morphology, and magnetic properties of the products were characteriz...

2011
Esther Amstad Marcus Textor Erik Reimhult

Superparamagnetic iron oxide nanoparticles (NPs) are used in a rapidly expanding number of research and practical applications in the biomedical field, including magnetic cell labeling separation and tracking, for therapeutic purposes in hyperthermia and drug delivery, and for diagnostic purposes, e.g., as contrast agents for magnetic resonance imaging. These applications require good NP stabil...

2005
G. Saini D. Shenoy D. K. Nagesha R. Kautz S. Sridhar M. Amiji

Iron oxide nanoparticles are used for contrast enhancement in magnetic resonance imaging (MRI). We have prepared gold-coated iron oxide nanoparticles that show no change in their superparamagnetic behavior as a consequence of coating. Their potential use as MRI contrast agents was investigated by monitoring their T2 relaxation time with concentration. Cytotoxicity of these nanoparticles was als...

2011
Jasmin Ana M Luiza Torres Henrique MP Nunes Juliana A Passipieri Linda A Jelicks Emerson L Gasparetto David C Spray Antonio C Campos de Carvalho Rosalia Mendez-Otero

The methods of the published manuscript [1] state that an incorrect concentration of Feridex was used (25 ug/ml). Instead, the methods should state that a concentration of 50 ug/ml Feridex was used. Optimized labeling of bone marrow mesenchymal cells with superparamagnetic iron oxide nanoparticles and in vivo visualization by magnetic resonance imaging. Cite this article as: Jasmin et al.: Corr...

The aim of this study is to obtain polysaccharide (Glucose, Fructose and Sucrose) stabilized superparamagnetic iron oxide nanoparticles (SPIONs) by Co-Precipitation method. As prepared iron oxide nanoparticles have been characterized by X-ray Diffraction (XRD), Fourier Transform infrared (FTIR) spectroscopy, UV–Vis NIR spectroscopy, High Resolution Transmission Electron Microscope (HRTEM) and V...

2013
Antonella Antonelli Carla Sfara Serafina Battistelli Barbara Canonico Marcella Arcangeletti Elisabetta Manuali Sonia Salamida Stefano Papa Mauro Magnani

Superparamagnetic iron oxide (SPIO) and ultra small superparamagnetic iron oxide (USPIO) nanoparticles have been developed as magnetic resonance imaging (MRI) contrast agents. Iron oxide nanoparticles, that become superparamagnetic if the core particle diameter is ~ 30 nm or less, present R1 and R2 relaxivities which are much higher than those of conventional paramagnetic gadolinium chelates. G...

Journal: :Chemical communications 2008
Kyung Sig Lee In Su Lee

The decoration of iron oxide nanoparticles with Ni2+ ions provided the superparamagnetic nanoparticles with a binding site for His-tagged proteins, allowing their selective binding and convenient separation from a multi-component solution with an appropriately applied magnetic field.

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

recent progress in nanotechnology and electrochemical methods can be applied to fine control of the size, crystal structure, and surface properties of iron oxide nanoparticles. here we appliedcathodic electrochemical deposition (ced) as an efficient and effective tactic for synthesisand double coating of surface of superparamagnetic iron oxide nanoparticles (spions). in first step, bare fe3o4 n...

The aim of this study is to obtain polysaccharide (Glucose, Fructose and Sucrose) stabilized superparamagnetic iron oxide nanoparticles (SPIONs) by Co-Precipitation method. As prepared iron oxide nanoparticles have been characterized by X-ray Diffraction (XRD), Fourier Transform infrared (FTIR) spectroscopy, UV–Vis NIR spectroscopy, High Resolution Transmission Electron Microscope (HRTEM) and V...

Journal: :Nanoscale 2016
Roxanne Hachani Mark Lowdell Martin Birchall Aziliz Hervault Damien Mertz Sylvie Begin-Colin Nguyen Thi Kim Thanh

Correction for 'Polyol synthesis, functionalisation, and biocompatibility studies of superparamagnetic iron oxide nanoparticles as potential MRI contrast agents' by Roxanne Hachani et al., Nanoscale, 2015, DOI: 10.1039/c5nr03867g.

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