W-Ti-SiO/sub 2/
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
... @SiO 2 -based drug delivery system that combines three properties: magnetic targeting, TfR targeting, and high DOX ...@ SiO 2 nanoparticle (DMP) was synthesized as a ...@SiO 2 ...
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SiO<sub>2</sub> nanoparticle-induced impairment of mitochondrial energy metabolism in hepatocytes directly and through a Kupffer cell-mediated pathway in vitro
... of SiO 2 particles on the mitochondrial membrane potential of BRL cells was evaluated using the JC-1 mitochondrial membrane poten- tial detection ...with SiO 2 nanoparticles and micrometer ...
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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
... The appearances of as-casted samples are shown in Table 3 and 4. According to Table 3, only 20AZ3Li and 20AZ3Li6T became glasses among samples containing alkaline metal oxides, and the others crystallized and became ...
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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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Enhanced cellular uptake of aminosilane-coated superparamagnetic iron oxide nanoparticles in mammalian cell lines
... uptake efficiency of SPIO nanoparticles was dependent on the characteristics of cell lines themselves as well as the surface coating of nanoparticles. Among these two factors, the biological nature of cell lines may have ...
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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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Role of surface modification in zinc oxide nanoparticles and its toxicity assessment toward human dermal fibroblast cells
... thin SiO 2 /ZnO particles and - 41.5 mV from the thick SiO 2 /ZnO ...with SiO 2 showed a thin layer on the surface, with the finding that increasing the Si-to-Zn molar ratio ...
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Preparation and evaluation of SiO<sub>2</sub>-deposited stearic acid-g-chitosan nanoparticles for doxorubicin delivery
... CS-SA/SiO 2 /DOX-4 (8, 16) nanoparticles were investigated using phosphate-buffered saline (PBS) solution (pH ...CS-SA/SiO 2 / DOX-4 (8, 16) nanoparticle solution (containing 30 µ g DOX) were ...
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Characteristics and Catalytic Properties of Ni/Ti Si Composite Oxide Catalysts via CO<sub>2</sub> Hydrogenation
... attractive XRD peaks of NiO also display the strong intensity at 37.3, 43.3, 62.8 and 75.5 [1] for all Ni catalysts. Moreover, NiO peak resulted in the less appearance of the XRD peak of anatase titania crystalline at ...
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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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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
... was applied to investigate the metabolic consequences in rats following the intravenous adminis- tration of parent NPs of core–shell-structured nanoparticles, Fe 3 O 4 @SiO 2 -NH 2 (Fe@Si) NPs. ...
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Porous Se@SiO<sub>2</sub> nanospheres treated paraquat-induced acute lung injury by resisting oxidative stress
... RLE-6TN cells and rat lung tissues were collected and lysed with radioimmunoprecipitation assay lysis buffer (Beyotime, Shanghai, China). The concentrations of pro- teins were detected by a bicinchoninic acid protein ...
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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
... nm. The energy dispersive spectrometry results in Figure 1D and E show the atomic percentage of gadolinium and silicon in the core and the surface, respectively, indicating that the SiO 2 was successfully ...
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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 , is ...CeO 2 has no neurotoxic effect at the concentrations ...CeO 2 , we also demonstrated that the translocation depends on both axonal integrity and electrical ...of ...
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Metathesis of Ethylene and Trans 2 Butene over MgO Admixed WO<sub>3</sub>/SiO<sub>2</sub> Catalysts
... and 2-butene selectivity as a function of reaction time obtained on the various MgO catalysts are shown in ...with 2-butene selectivity > ...O 2-3C -terminated ...
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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
... Particle size and morphology of IONPs were assessed by transmission electron microscopy (TEM; JEM-2010, JEOL, Tokyo, Japan). IONPs were dispersed in distilled water and sonicated before TEM study. Atomic force microscopy ...
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<p>Distribution of SiO<sub>2</sub> nanoparticles in 3D liver microtissues</p>
... medium, SiO 2 NPs were pelleted by centrifugation and resuspended in ...The SiO 2 concentration of the SiO 2 NP stock dispersion was analyzed by inductively coupled plasma ...
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Porous Se@SiO<sub>2</sub> nanospheres attenuate ischemia/reperfusion (I/R)-induced acute kidney injury (AKI) and inflammation by antioxidative stress
... involvement; 2, 10% to ,25% involvement; 3, 25% to ,50% involvement; and 4, 50% to ,75% involvement; and 5, ...positive; 2, 10%–20% positive; 3, 20%–30% positive; 4, 30%–40% positive; and 5, ...
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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 ethanol solution, abundant and small Ag seeds were deposited uniformly on the SiO 2 ...@SiO 2 –Ag seed synthesized with ...
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