نتایج جستجو برای: 50 μgkg iron nanoparticles group 3

تعداد نتایج: 3042397  

Journal: :تحقیقات دامپزشکی 0
حسن مروتی گروه علوم پایه، دانشکده دامپزشکی دانشگاه تهران، تهران- ایران حسین نجف زاده گروه علوم پایه، دانشکده دامپزشکی دانشگاه شهید چمران اهواز، اهواز- ایران سیده مهسا پورموسوی دانش آموخته بافت شناسی، دانشکده دامپزشکی دانشگاه شهید چمران اهواز، اهواز- ایران علی شهریاری گروه علوم پایه، دانشکده دامپزشکی دانشگاه شهید چمران اهواز، اهواز- ایران بابک محمدیان گروه پاتوبیولوژی، دانشکده دامپزشکی دانشگاه شهید چمران اهواز، اهواز- ایران ایرج کاظمی نژاد گروه فیزیک، دانشکده علوم دانشگاه شهید چمران اهواز، اهواز- ایران

background: the most common metal used in the body is iron and since it may produce ros, it could potentially be a dangerous substance. objectives: regarding the side effects of nanomaterials such as nano iron particles and possibility of environmental contamination including air pollution with nanoscale iron particle, this study was designed to compare the effects of conventional iron oxide wi...

Journal: Nanomedicine Journal 2018

Objective(s): This study was designed to evaluate the effect of Fe3O4 nanoparticles at presence of a constant magnetic field on rat liver and some stress oxidative parameters.Materials and Methods: Fe3O4 nanoparticles were synthesized by co-precipitation method using iron chloride (III) and iron sulphate (II). The nanoparticles properties were studied by XRD and TEM. Fourty male wistar rats wer...

Over loading of iron oxide nanoparticles can causes the liver injury through overproduction of free radicals. Zataria multiflora Boiss. (Lamiaceae) has been used for many years in folk medicine due to its antioxidant and antibacterial activities. This study evaluates -for the first time- the effect of Z. multiflora essential oil (EO) against iron oxide nanoparticles hepatotoxicity in rat model....

2013
Yi-Yu Chen Ming-Gen Tsai Meng-Chun Chi Tzu-Fan Wang Long-Liu Lin

This work presents the synthesis and use of surface-modified iron oxide nanoparticles for the covalent immobilization of Bacillus licheniformis γ-glutamyl transpeptidase (BlGGT). Magnetic nanoparticles were prepared by an alkaline solution of divalent and trivalent iron ions, and they were subsequently treated with 3-aminopropyltriethoxysilane (APES) to obtain the aminosilane-coated nanoparticl...

2009
Cuiling Ren Jiefang Sun Jinhua Li Xingguo Chen Zhide Hu Desheng Xue

Cadmium telluride (CdTe) and iron oxide nanoparticles doped silica nanospheres were prepared by a multistep method. Iron oxide nanoparticles were first coated with silica and then modified with amino group. Thereafter, CdTe nanoparticles were assembled on the particle surfaces by their strong interaction with amino group. Finally, an outer silica shell was deposited. The final products were cha...

2015
Sudeep Shukla Alka Jadaun Vikas Arora Raj Kumar Sinha Neha Biyani V.K. Jain

Iron oxide nanoparticles (INPs) have potential biological, biomedical and environmental applications. These applications require surface modification of the iron oxide nanoparticles, which makes it non-toxic, biocompatible, stable and non-agglomerative in natural and biological surroundings. In the present study, iron oxide nanoparticles (INPs) and chitosan oligosaccharide coated iron oxide nan...

Journal: :Clinical cancer research : an official journal of the American Association for Cancer Research 2009
Lily Yang Xiang-Hong Peng Y Andrew Wang Xiaoxia Wang Zehong Cao Chunchun Ni Prasanthi Karna Xinjian Zhang William C Wood Xiaohu Gao Shuming Nie Hui Mao

PURPOSE Cell-surface receptor-targeted magnetic iron oxide nanoparticles provide molecular magnetic resonance imaging contrast agents for improving specificity of the detection of human cancer. EXPERIMENTAL DESIGN The present study reports the development of a novel targeted iron oxide nanoparticle using a recombinant peptide containing the amino-terminal fragment of urokinase-type plasminoge...

Introduction: Recent findings revealed the biological effects of iron oxide nanoparticles on the central nervous system. Moreover, the brain cholinergic system plays a role in the modulation of anxiety behaviors. Therefore, this study aimed to evaluate the role of dorsal hippocampal muscarinic cholinergic receptors of the CA1 area on anxiety induced by iron oxide nanoparticles in adult male rat...

Journal: :Dalton transactions 2014
Michael Challenor Peijun Gong Dirk Lorenser Michael J House Robert C Woodward Timothy St Pierre Melinda Fitzgerald Sarah A Dunlop David D Sampson K Swaminathan Iyer

We report the synthesis, characterisation and evaluation of the in vitro biocompatibility of polymeric nanoparticles with both magnetic and upconverting fluorescent properties. The particles consist of superparamagnetic iron oxide nanoparticles and upconverting NaYF4:Yb,Er nanoparticles co-encapsulated within a poly(glycidyl methacrylate) sphere. Two different upconverting nanoparticles (10 nm ...

   Magnetic iron oxide nanoparticles have numerous applications in the biomedical field. This paper reports the preparation and properties of iron oxide nanoparticles synthesised by thermal decomposition method from iron chelates. The iron oxide nanoparticles were characterized by FTIR, powder XRD, VSM, SEM and TEM techniques. FTIR and powder XRD studies show that iron oxide was fo...

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