SiO/sub 2/-Ag/sub 2/O
Vancomycin-modified Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub>@Ag microflowers as effective antimicrobial agents
... 3 O 4 @SiO 2 @Ag microflower with enhanced antibacterial activity is experimentally and theoretically presented in this ...flower-like Ag shell to build highly active areas for ...
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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
... Notes: (A) cell viability of l929 cells incubated with different concentrations (10 µM, 1 µM, and 100 nM) of the gd-NPs for 24 and 48 hours. (B) apoptosis rates of Raw264.7 cells were measured by flow cytometry at 48 ...
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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
... 3 O 4 @SiO 2 ...3 O 4 @SiO 2 and Fe 3 O 4 @SiO 2 /PEI ...3 O 4 @SiO 2 and Fe 3 O 4 @SiO 2 /PEI were attracted ...
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<p>Distribution of SiO<sub>2</sub> nanoparticles in 3D liver microtissues</p>
... microscopy. SiO 2 NPs applied after spheroid formation were mainly detected as NP agglomerates near the spheroid border, and SiO 2 NPs applied at cell seeding were observed as agglomerates ...
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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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Preparation and evaluation of SiO<sub>2</sub>-deposited stearic acid-g-chitosan nanoparticles for doxorubicin delivery
... CS-SA/SiO 2 / DOX-4, CS-SA/SiO 2 /DOX-8, CS-SA/SiO 2 /DOX-16 nanoparticles against A549 cells measured using the MTT assay were ...CS-SA/SiO 2 /DOX nanoparticles ...
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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
... -Fe 2 O 3 . Using TEM characterization, Fe m O n -SiO 2 composite flake-like and SiO 2 -Fe m O n core-shell IONPs demonstrated spherical shape with mean diameter of ...
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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
... Fe, O, C, N, and Si, so the result shows Si and antibodies are coated on the ...3 O 4 and SPIONs are most com- monly used for preparation of multifunctional nanoparticles due to their unique ...
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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
... Frogs (Rana ridibunda) of either sex and of the same age (ranging from 12 to 15 months), weighing 40–60 g, were used. The frogs were euthanatized (decapitated and pithed), and the sciatic nerves were dissected from the ...
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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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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
... Transparent glass-ceramics are attractive materials as optical advices because they have both the good formability of glasses and excellent optical properties of crystals. The size of crystals in transparent glass- ...
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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) ...
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Studies on SnCl<sub>2</sub> doped TiO<sub>2</sub> photocatalyst for Pyrocatechol Photodegradation
... TiSn20HOUVC< TiSn5HOUVC< TiSn10HOUVC of 21.12% <22.52% <34.65%, respectively. The increase of Sn/Ti from 5 to 10, Sn/Ti of 10, it gave the highest photodegradation among the others. Whereas, at Sn/Ti = 20 was ...
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Usefulness of the CHADS<sub>2</sub> and R<sub>2</sub>CHADS<sub>2</sub> scores for prognostic stratification in patients with coronary artery disease
... CHADS 2 score (hazard ratio [HR]: ...R 2 CHADS 2 score (HR: ...CHADS 2 score, the R 2 CHADS 2 score had better dis- crimination for the prediction of long-term combined outcome ...
7
Durable antibacterial and UV-protective Ag/TiO<sub>2</sub>@fabrics for sustainable biomedical application
... TiO 2 micro-nanoparticles were first deposited onto cotton fabric surface via hydrothermal deposition ...the Ag NPs with a high deposition density were evenly formed onto TiO 2 @cotton surface by ...
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<p>La<sub>2</sub>O<sub>3</sub> Nanoparticles Induce Reproductive Toxicity Mediated by the Nrf-2/ARE Signaling Pathway in Kunming Mice</p>
... used to determine the total protein concentrations (Sangon Biotech, Shanghai, China). A 40 μ g total protein was loaded onto 8% sodium dodecyl sulfate (SDS) polyacrylamide gel, separated, and transferred to a 0.45 μ m ...
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Effect of Cobalt Precursors on Properties of Co/CoAl<sub>2</sub>O<sub>4</sub> Catalysts Synthesized by Solvothermal Method
... reaction. The resulted reaction study is also shown in Table 1. The CoN sample exhibited the highest activity among other samples with in agreement as the results from the TPR measurement. The CoAC and CoAA samples also ...
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SiO2 and TiO2 nanoparticles synergistically trigger macrophage inflammatory responses
... Particle-induced IL-1β secretion from macrophages is almost completely blocked by cytochalasin D, an inhibitor of actin polymerization and phagocytosis [9, 16, 17], suggesting that internalization of particles is ...
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Inhibition of ROS-mediated activation Src-MAPK/AKT signaling by orientin alleviates H<sub>2</sub>O<sub>2</sub>-induced apoptosis in PC12 cells
... H 2 O 2 -induced apoptosis in PC12 ...for 2 hours and then stimulated by 150 µ M H 2 O 2 for 24 ...H 2 O 2 induced DNA condensation and breakage in ...
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Biosafety evaluation of Janus Fe<sub>3</sub>O<sub>4</sub>-TiO<sub>2</sub> nanoparticles in Sprague Dawley rats after intravenous injection
... average weights of the three TiO 2 NP groups and three Fe 3 O 4 - TiO 2 NP groups were 399.16 ± 13.56 g, 401.50 ± 16.48 g, 409.80 ± 26.60 g, 427.83 ± 23.16 g, 396.71 ± 27.86 g, and 413.80 ± 25.74 g, ...
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