نتایج جستجو برای: superparamagnetic iron oxide nanoparticles

تعداد نتایج: 397547  

2017
Geoffrey Prévot Stéphane Mornet Cyril Lorenzato Tina Kauss Laurent Adumeau Alexandra Gaubert Julie Baillet Philippe Barthélémy Gisèle Clofent-Sanchez Sylvie Crauste-Manciet

The data presented in this article are related to the publication entitled "Iron oxide core oil-in-water nanoemulsion as tracer for atherosclerosis MPI and MRI imaging" (Prévot et al., 2017) [1]. Herein we describe the synthesis and the characteristics of the Superparamagnetic Iron Oxide Nanoparticles (SPION) loaded inside nanoemulsions (NEs). Focus was set on obtaining SPION with narrow size d...

2016
Jiří Tuček Zdeněk Sofer Daniel Bouša Martin Pumera Kateřina Holá Aneta Malá Kateřina Poláková Markéta Havrdová Klára Čépe Ondřej Tomanec Radek Zbořil

Superparamagnetism is a phenomenon caused by quantum effects in magnetic nanomaterials. Zero-valent metals with diameters below 5 nm have been suggested as superior alternatives to superparamagnetic metal oxides, having greater superspin magnitudes and lower levels of magnetic disorder. However, synthesis of such nanometals has been hindered by their chemical instability. Here we present a meth...

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
Jie Bai Julie T.-W. Wang Noelia Rubio Andrea Protti Hamed Heidari Riham Elgogary Paul Southern Wafa' T. Al-Jamal Jane Sosabowski Ajay M. Shah Sara Bals Quentin A. Pankhurst Khuloud T. Al-Jamal

Triple-modal imaging magnetic nanocapsules, encapsulating hydrophobic superparamagnetic iron oxide nanoparticles, are formulated and used to magnetically target solid tumours after intravenous administration in tumour-bearing mice. The engineered magnetic polymeric nanocapsules m-NCs are ~200 nm in size with negative Zeta potential and shown to be spherical in shape. The loading efficiency of s...

2015
Michael Bietenbeck Anca Florian Udo Sechtem Ali Yilmaz

Cardiovascular magnetic resonance (CMR) is an integral part in the diagnostic work-up of cardiac inflammatory diseases. In this context, superparamagnetic iron oxide-based contrast agents can provide additional diagnostic information regarding the assessment of myocardial infarction and myocarditis. After intravenous administration, these nanoparticles are taken up by activated monocytes and ma...

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...

2014
Sihan Xue Yao Wang Mengxing Wang Lu Zhang Xiaoxia Du Hongchen Gu Chunfu Zhang

In this study, a novel magnetic resonance imaging (MRI)/computed tomography (CT)/fluorescence trifunctional probe was prepared by loading iodinated oil into fluorescent mesoporous silica-coated superparamagnetic iron oxide nanoparticles (i-fmSiO4@SPIONs). Fluorescent mesoporous silica-coated superparamagnetic iron oxide nanoparticles (fmSiO4@SPIONs) were prepared by growing fluorescent dye-dope...

2012
Abolfazl Akbarzadeh Haleh Mikaeili Nosratollah Zarghami Rahmati Mohammad Amin Barkhordari Soodabeh Davaran

BACKGROUND Superparamagnetic iron oxide nanoparticles are attractive materials that have been widely used in medicine for drug delivery, diagnostic imaging, and therapeutic applications. In our study, superparamagnetic iron oxide nanoparticles and the anticancer drug, doxorubicin hydrochloride, were encapsulated into poly (D, L-lactic-co-glycolic acid) poly (ethylene glycol) (PLGA-PEG) nanopart...

Journal: :ACS applied nano materials 2021

Magnetic polymeric nanoparticles (MPNPs), a cluster of magnetic (MNPs) or superparamagnetic iron oxide embedded into poly(styrene27-b-acrylic acid120) P(S27-b-AA120) p...

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...

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