Mo-SiO/sub 2/-Si
In vitro and in vivo targeting imaging of pancreatic cancer using a Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub> nanoprobe modified with anti-mesothelin antibody
... The amino-silane-coated magnetite particles were mixed with PEG diacid solution (molecular weight, 6,000) in the ratio of 1:2, followed by the addition of 5 mg of EDC ⋅ HCl to the solution. The solution was ...
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Toxicity evaluation of Gd<sub>2</sub>O<sub>3</sub>@SiO<sub>2</sub> nanoparticles prepared by laser ablation in liquid as MRI contrast agents in vivo
... Abstract: Poor toxicity characterization is one obstacle to the clinical deployment of Gd 2 O 3 @ SiO 2 core-shell nanoparticles (Gd-NPs) for use as magnetic resonance (MR) imaging contrast agents. ...
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Cytokine induction of sol–gel-derived TiO<sub>2</sub> and SiO<sub>2</sub> coatings on metallic substrates after implantation to rat femur
... Surgical procedures were carried out under general anes- thesia in aseptic conditions. To anesthetize the animals, a mixture of 1 mL ketamine hydrochloride (100 mg/mL) and 0.5 mL xylazine hydrochloride (20 mg/mL) added ...
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Effect of Alkaline and Alkaline Earth Metal Oxides Addition on the Glass Formation and Crystallization of ZnO Al<sub>2</sub>O<sub>3</sub> SiO<sub>2</sub> Glasses
... wide [16]. It is true that the mobility of network-modifying cation controls the composition and structure of nucleating phases which implies that viscosity controlled by network formers is not an important parameter for ...
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Assessing the axonal translocation of CeO<sub>2</sub> and SiO<sub>2</sub> nanoparticles in the sciatic nerve fibers of the frog: an ex vivo electrophysiological study
... CeO 2 and SiO 2 NPs in the axons of the peripheral nerve, the NPs were diluted in saline and placed in the stimulating chamber, where the proximal end of the nerve was ...CeO 2 or SiO ...
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Porous Se@SiO<sub>2</sub> nanocomposites protect the femoral head from methylprednisolone-induced osteonecrosis
... filtration with a cell strainer, the cartilage cells were collected and seeded on tissue culture dishes. All the cells were authen- ticated twice by morphologic and isoenzyme analyses dur- ing the study period. Cell ...
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Vancomycin-modified Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub>@Ag microflowers as effective antimicrobial agents
... @ SiO 2 @Ag ...@SiO 2 @Ag microflowers (Figure 3B and ...@SiO 2 @Ag microflowers are surrounded by a thin membrane-like layer with ∼ ...@SiO 2 @Ag microflowers, we ...
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Preparation and evaluation of SiO<sub>2</sub>-deposited stearic acid-g-chitosan nanoparticles for doxorubicin delivery
... 95% deacetylated degree), which was purchased from Yuhuan Marine Biochemistry Co, Ltd (Zhejiang, China). Stearic acid was purchased from Wenzhou Huaqiao Chemical Reagent Co, Ltd (Wenzhou, China). Chitosanase was obtained ...
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<p>Distribution of SiO<sub>2</sub> nanoparticles in 3D liver microtissues</p>
... without SiO 2 NPs, spheroids were washed and fixed with 4% paraformaldehyde in Dulbecco’s phosphate-buffered saline (DPBS; Thermo Fisher Scientific, Waltham, MA, USA), followed by embedding in CryoGlue ...
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Porous Se@SiO<sub>2</sub> nanospheres treated paraquat-induced acute lung injury by resisting oxidative stress
... Se@SiO 2 nanospheres was detected by an X-ray diffractometer (XRD) pattern (Figure ...Se@SiO 2 nanospheres showed a steady increase in the low angle ...Se@SiO 2 nanospheres ...
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Polyetherimide-grafted Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub> nanoparticles as theranostic agents for simultaneous VEGF siRNA delivery and magnetic resonance cell imaging
... @SiO 2 and Fe 3 O 4 @SiO 2 /PEI ...@SiO 2 and Fe 3 O 4 @SiO 2 /PEI were attracted toward the magnet within a very short period of time (Figure 5, ...
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Biological responses to core–shell-structured Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub>-NH<sub>2</sub> nanoparticles in rats by a nuclear magnetic resonance-based metabonomic strategy
... In this study, time-, dose-, and size-dependent biological effects of core–shell-structured Fe@Si NPs were inves- tigated using NMR-based metabonomic techniques in an intravenous rat model. Exposure to ...
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Immobilized transferrin Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub> nanoparticle with high doxorubicin loading for dual-targeted tumor drug delivery
... core; 2) Tf-receptor-targeting, by the Tf ligand on the outer layer; and 3) high drug loading efficiency (achieved using a modified multi-armed coupling reagent, PLGA), controllable by altering reactant ...
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Metathesis of Ethylene and Trans 2 Butene over MgO Admixed WO<sub>3</sub>/SiO<sub>2</sub> Catalysts
... The TGA measurements were carried out on the fresh catalysts after exposed in air at room temperature for 3 days and the results are shown Fig. 4. The weight loss of catalysts was found to be in the order: MgO(CP) 34.3% ...
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In vitro toxicity of Fe<sub>m</sub>O<sub>n</sub>, Fe<sub>m</sub>O<sub>n</sub>-SiO<sub>2</sub> composite, and SiO<sub>2</sub>-Fe<sub>m</sub>O<sub>n</sub> core-shell magnetic nanoparticles
... Louis, MO, ...Fe 2 (SO 4 ) 3 (molar ratio 2:1) in 700 mL of distilled water under intensive stirring at a rate of 4 mL/min until the pH had increased to ...
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Interfacial strain-induced self-organization in semiconductor dielectric gate stacks. I. Strain relief at the Si-SiO2 interface
... four Si p p core level spectral features that were chemically shifted with respect to the substrate peak ...the 2 p 1/2 and 2 p 3/2 spin–orbit split components, making it ...
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Multiple Layers of Silicon-Silica (Si-SiO2) Pair onto Silicon Substrate towards Highly Efficient, Wideband Silicon Photonic Grating Coupler
... 5(c)-(d) show the TE mode profiles of light from the point of incidence of the grating coupler along the Si waveguide. The incident light, that is scattered by the surface gratings, propagates in +x, –x, and –y ...
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EFFECT OF INORGANIC HYBRID LiBr ON THE SILICA MATRIX XEROGELS (RESEARCH NOTE)
... level with silanols being the main centers for water physisorption [5]. This chemical inhomogeneity of the surface is likely to be even stronger in the more complex, hybrid materials, owing to the presence of calcium ...
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Heterointerface dipoles: Applications to (a) Si-SiO2, (b) nitrided Si-N-SiO2, and (c) SiC-SiO2 interfaces
... electrodes. 2–4 The first two improve- ments are associated with interface nitridation at the mono- layer level, 2,3 whereas the third is optimized by plasma- assisted top surface nitridation, 3 or the use of ...
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Low-temperature preparation of GaN-SiO2 interfaces with low defect density. I. Two-step remote plasma-assisted oxidation-deposition process
... pacitors ( i ) without RPAO and ( ii ) with RPAO have an inter- facial GaO x layer below the SiO 2 film because subcutaneous oxide 共⬃ 0.7 nm 兲 was formed at the sample without RPAO. In this section, we ...
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