SiO/sub 2/:Ge-C
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
... The procedures for generation and drug loading of TfDMP are shown in Figure 1. By coupling GA with amino- immobilized Fe 3 O 4 @SiO 2 , the surface of the magnetic nanoparticle can be modified with both ...
9
Cytokine induction of sol–gel-derived TiO<sub>2</sub> and SiO<sub>2</sub> coatings on metallic substrates after implantation to rat femur
... TiO 2 or SiO 2 coatings reduced significantly pro- duction of proinflammatory cytokines by the local tissues, irrespective of the material used as a substrate, that is, either Ti6Al4V or stainless ...
7
SiO<sub>2</sub> nanoparticle-induced impairment of mitochondrial energy metabolism in hepatocytes directly and through a Kupffer cell-mediated pathway in vitro
... for SiO 2 nanoparticles in vivo, and may be highly susceptible to damage by these ...of SiO 2 nanoparticles on mitochondria-associated energy metabolism in hepatocytes has been ...work, ...
13
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, ...
13
Vancomycin-modified Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub>@Ag microflowers as effective antimicrobial agents
... @SiO 2 microsphere-treated solutions did not inhibit the bacterial ...@ SiO 2 –Ag seed showed higher antibacterial efficiency compared with its precursor Fe 3 O 4 @SiO 2 ...
18
Porous Se@SiO<sub>2</sub> nanocomposites protect the femoral head from methylprednisolone-induced osteonecrosis
... Rat lung tissues or cartilages from different groups were preserved in a − 70 ° C cryogenic freezer immediately after sacrifice, and the proteins were isolated for Western blot analysis. The concentrations of ...
10
Preparation and evaluation of SiO<sub>2</sub>-deposited stearic acid-g-chitosan nanoparticles for doxorubicin delivery
... Figure 3A shows TEM images of CS-SA/DOX and CS-SA/SiO 2 /DOX nanoparticles. In contrast with CS-SA/ DOX, dark rings around the nanoparticles could be observed on all CS-SA/SiO 2 /DOX ...
10
Porous Se@SiO<sub>2</sub> nanospheres treated paraquat-induced acute lung injury by resisting oxidative stress
... group were randomly divided into 3 sub-groups according to differing times of examination (24, 48 and 72 h) after PQ treatment. The rats were executed at the corresponding time points after injection of sodium ...
10
Role of surface modification in zinc oxide nanoparticles and its toxicity assessment toward human dermal fibroblast cells
... The SiO 2 /ZnO NPs were produced using a sol-gel method of TEOS through hydrolysis and subsequent condensation in the presence of NH 4 OH to form a three-dimensional siloxane bond (Si–O–Si) by leaving an - ...
12
Porous Se@SiO<sub>2</sub> nanospheres attenuate ischemia/reperfusion (I/R)-induced acute kidney injury (AKI) and inflammation by antioxidative stress
... Se@SiO 2 group, H/R + PBS group, and H/R + Se@SiO 2 group (n = 3 ...Se@ SiO 2 group was pre-stimulated using porous Se@SiO 2 nano- spheres at a final concentration ...
15
<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 ...
21
Corrosion Polarization Behavior of Al-SiO2 Composites in 1M and Related Microstructural Analysis
... within the electrolyte promotes a double capacitance. On the surface of Al and Al-alloy, a huge number of micro galvanic cells are formed in such a way that the corrosion phenomenon can be modelled as alternating current ...
9
TiO 2-SiO2 -C hard crystal to the Photocatalytic studies of methylene blue (MB) dye solution and IPA
... materials are weighed and dissolved in pure water in advance of the preparation process. Titanium nitrite is a dense solution in its as-supplied form, and therefore the solution should be diluted before use. During the ...
11
Nickel containing nano sized islands grown on Ge(111) c(2 × 8) and Ag/Ge(111) (√3 × √3) surfaces
... An extraordinary interest in the growth of thin metal layers on a semiconductor substrate is driven by the application of metal/semiconductor interfaces as ohmic contacts for electronic devices. In particular, the ...
8
Comparison of Photocatalytic Reduction on Nicotinium Dicromate using SiO2, TiO2 and Composite SiO2- TiO2
... SiO 2 and TiO 2 -SiO 2 using parameters catalyst doses, contact time, initial concentration of NDC solution and pH. Effect of Catalyst, TiO 2 doses and contact time on the Photoreduct[r] ...
14
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. ...
16
Exploitation of multilayer coatings for infrared surface plasmon resonance fiber sensors
... the Ge-SiO 2 fiber device for low refractive indices from 1 to ...the Ge-SiO 2 -coated device, a limiting index resolu- tion of ∼6 × 10 −4 is possible (assuming 0:1 dB detection ...
11
Enhanced cellular uptake of aminosilane-coated superparamagnetic iron oxide nanoparticles in mammalian cell lines
... SPIO@SiO 2 -NH 2 nanoparticle accumulation four times higher than other cell ...SPIO@SiO 2 -NH 2 -mediated cellular imaging or targeted ...
12
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 ...
13
Overview of the sensitivity of Ge- and Al-doped silicon dioxide optical fibres to ionizing radiation
... Single or few maxima can be observed on the glow curve and is theoretically related to defect centre or trap depth of phosphor material. The broad peak of the glow curve usually identified for the amorphous state of ...
5