|产品介绍||本品为棕色悬浮液，分散溶剂为磷酸缓冲液（PBS）。Fe2O3 磁性微球具有粒径分布均一，透光性好，热稳定性高的特点。 Fe2O3 系列磁性微球具有粒径分布均匀、热稳定性好等特点，是真正意义上的超顺磁性微球。由于具有更好的透光性，特别适合于光谱相关的研究检测。Fe2O3 磁性微球表面通过化学修饰可以结合上一系列不同的化学官能团及具有特异性的抗体、蛋白和核酸，可应用于核酸纯化、细胞筛选、免疫分析、临床诊断等多个领域，是医学、分子生物学研究中不可或缺的分离纯化工具。 特点： 1. 磁性稳定，不易流失，可以长期储存 2. 完全超顺磁性 【使用注意事项】 1. Fe2O3 磁性微球可以耐受丙酮、甲苯、氯仿等有机溶剂。 2. 热稳定性好，可以耐受600℃以下的高温。 3. 用前振摇分散，超声波有助于磁性微球的分散。 【规格】 5 ml 装Fe2O3 的PBS 悬浮液，固含量1 %（w/v） 【溶剂组成】 PBS pH 7.40 叠氮化钠 0.01 % （防腐剂）|
|警示性声明||P261,P305+ P351+ P338|
|个人防护设备||dust mask type N95 (US), Eyeshields, Gloves|
We report our observation of the training effect on dc electrical properties in a nanochain of BiFeO3 as a result of large scale migration of defects under the combined influence of electric field and...Read More
(Fe3O4)-graphene oxide-SO3H as a new magnetic nanocatalyst for electro-oxidation and determination of selected parabens.
For the first time magnetic graphene oxide functionalized by chlorosulfonic acid Fe3O4-GO-SO3H was used for electrode modification and electrocatalytic oxidation of three selected parabens. Scanning e...Read More
Nanoparticles (NPs) have been exploited in a diverse range of products in the past decade or so. However, the biosafety/environmental impact or legislation pertaining to this newly created, highly fun...Read More
We present methodologies to functionalize iron oxide (Fe3O4) nanoparticles with biosurfactants and biocompatibility results. Positively charged Fe3O4 nanoparticles of average hydrodynamic size -26 nm ...Read More
Ultra-sensitive molecular MRI of vascular cell adhesion molecule-1 reveals a dynamic inflammatory penumbra after strokes.
Our aim was to assess the spatiotemporal evolution of the cerebrovascular inflammation occurring after ischemic and hemorrhagic strokes using a recently developed, fast, and ultra-sensitive molecular ...Read More
Comparison of contrast agents for atherosclerosis imaging using cultured macrophages: FDG versus ultrasmall superparamagnetic iron oxide.
Various noninvasive imaging methods have been developed to evaluate atherosclerotic plaques. Among them, (18)F-FDG PET and MR imaging with ultrasmall superparamagnetic iron oxide particles (USPIO) hav...Read More
Transferrin receptor-1 iron-acquisition pathway - synthesis, kinetics, thermodynamics and rapid cellular internalization of a holotransferrin-maghemite nanoparticle construct.
Targeting nanoobjects via the iron-acquisition pathway is always reported slower than the transferrin/receptor endocytosis. Is there a remedy?Maghemite superparamagnetic and theragnostic nanoparticles...Read More
Influence of sintering temperature on the microstructure and thermoelectric properties of polycrystalline Fe1.9925P0.0075O3.
The solution combustion process is used to synthesize Fe1.9925P0.0075O3 nano-powders. The sintered Fe1.9925P0.0075O3 bodies are alpha-Fe2O3-based single phase with the rhombohedral structure. The elec...Read More
Synthesis and characterization of superparamagnetic CoFe2O4/MWCNT hybrids for tumor-targeted therapy.
Owing to their great potentialities of carbon nanotubes (CNTs)-based magnetic nano-composites, numerous applications of them have been found in nanotechnology, integrated functional system, and in med...Read More
Improvement on controllable fabrication of streptavidin-modified three-layer core-shell Fe3O4@SiO2@au magnetic nanocomposites with low fluorescence background.
In present study, we put forward an approach to prepare three-layer core-shell Fe3O4@SiO2@Au magnetic nanocomposites via the combination of self-assembling, seed-mediated growing and multi-step chemic...Read More
Evaluation of folate conjugated superparamagnetic iron oxide nanoparticles for scintigraphic/magnetic resonance imaging.
The physical and chemical properties of the nanoparticles influence their pharmacokinetics and ability to accumulate in tumors. In this paper we report a facile method to conjugate folic acid molecule...Read More
We're sorry this abstract is currently not available....Read More
Two novel calixarene functionalized iron oxide magnetite nanoparticles as a platform for magnetic separation in the liquid-liquid/solid-liquid extraction of oxyanions.
This article focuses on the syntheses of 25,27-bis[3-(N-ethylsulfonic acid)aminopropxy]-26,28-dihydroxy-5,11,17,23-tetra-tert-butyl-calixarene (3) and 25,27-bis[3-(N-ethyl-dihydrogen phosphate)amin...Read More
The paintings from Tomba della Scimmia, in Tuscany, are representative of the heavy bacterial colonization experienced in most Etruscan necropolises. The tomb remained open until the late 70's wh...Read More
Aromatic Amino Acids Required for Pili Conductivity and Long-Range Extracellular Electron Transport in Geobacter sulfurreducens.
ABSTRACT It has been proposed that Geobacter sulfurreducens requires conductive pili for long-range electron transport to Fe(III) oxides and for high-density current production in microbial fuel cells...Read More
Presence of protein amyloid deposits is associated with pathogenesis of amyloid-related diseases. Insulin amyloid aggregates have been reported in a patient with diabetes undergoing treatment by injec...Read More
Imaging specificity of MR-optical imaging agents following the masking of surface charge by poly(ethylene glycol).
The coupling of specific antibodies to imaging agents often improves imaging specificity. However, free amine groups designed for the coupling can cause nonspecific binding of the imaging agents. We r...Read More
Immobilization of iron oxide nanoclusters on surface functionalized silicon substrate and their catalytic behavior to synthesize multi-walled carbon nanotubes.
Multi-walled carbon nanotubes (MWCNTs) were grown using iron oxide nanoclusters (Nc) assisted by self-assembled monolayer (SAM) on substrate. The amine-terminated SAM fabricated on silicon substrate (...Read More
Synthesis and characterization of hollow alpha-Fe2O3 spheres with carbon coating for Li-ion battery.
Carbon coated hollow alpha-Fe2O3 spheres were prepared via a facile two-step hydrothermal method. The appearance and crystalline structure of the samples were characterized by scanning electron micros...Read More
Photochemical reactions of minerals are underappreciated processes that can make or break chemical bonds. We report the photooxidation of siderite (FeCO3) by UV radiation to produce hydrogen gas and i...Read More
Galvanic replacement reactions provide a simple and versatile route for producing hollow nanostructures with controllable pore structures and compositions. However, these reactions have previously bee...Read More
Photo-Fenton oxidation of azo dye Reactive Black B using an immobilized iron oxide as heterogeneous catalyst.
The heterogeneous oxidation of azo dye Reactive Black B (RBB) by the photo-Fenton system catalyzed with an immobilized iron oxide, B1 (supported with SiO2 grain), was investigated. Reactive Black B ox...Read More
The use of hydrophilic poly(N,N-dimethylacrylamide) for promoting engulfment of magnetic gamma-Fe2O3 nanoparticles by mammalian cells.
gamma-Fe2O3 nanoparticles obtained by coprecipitation of Fe(II) and Fe(III) chlorides with a base and subsequent oxidation were coated with a shell of hydrophilic biocompatible poly(N,N-dimethylacryla...Read More
Synthesis of kaolinite/iron oxide magnetic composites and their use in the removal of Cd(II) from aqueous solutions.
Kaolinite/iron oxide magnetic composites (kaolinite/MCs) were used as adsorbent for the removal of Cd(II) from aqueous solutions. The influences of pH, ionic strength, solid/liquid ratio and temperatu...Read More
We investigated the magneto-optical response of chemically synthesized iron oxide magnetic nanocrystals, optically coupled with ordered planar arrays of plasmonic nanoparticles. We compare the signals...Read More
Dynamic investigation of interaction of biocompatible iron oxide nanoparticles with epithelial cells for biomedical applications.
Magnetic nanoparticles have emerged as important players in current research in modern medicine since they can be used in medicine for diagnosis and/or therapeutic treatment of diseases. Among many th...Read More
The study goal was to assess the benefits and potential limitations in the use of ultrasmall superparamagnetic iron oxide (USPIO) nanoparticles in the MRI diagnosis of CNS inflammatory diseases and pr...Read More
Core-shell Fe3O4-Au magnetic nanoparticles based nonenzymatic ultrasensitive electrochemiluminescence immunosensor using quantum dots functionalized graphene sheet as labels.
In this paper, a novel, low-cost electrochemiluminescence (ECL) immunosensor using core-shell Fe3O4-Au magnetic nanoparticles (AuMNPs) as the carriers of the primary antibody of carbohydrate antigen 1...Read More
Inhibition of microbial trichloroethylene dechorination by Fe (III) reduction depends on Fe mineralogy: a batch study using the bioaugmentation culture KB-1.
Microbial reductive dechlorination of trichloroethylene (TCE) in groundwater can be stimulated by adding of electron donors. However, side reactions such as Fe (III) reduction competes with this react...Read More