Ta-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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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 nanoparticles, followed by electrostatic adsorption of VEGF .../SiO 2 /PEI/VEGF shRNA nano- composites exhibited negligible hemolysis against human blood, and very low cytotoxicity ...
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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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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
... aad, 2-aminoadipate; Tau, taurine; Tgl, trigonelline; Thr, threonine; TMaO, trimethylamine N-oxide; Trp, tryptophan; Tyr, tyrosine; Uc, urocanate; Val, valine; VlDl, very-low-density ...
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Heterointerface dipoles: Applications to (a) Si-SiO2, (b) nitrided Si-N-SiO2, and (c) SiC-SiO2 interfaces
... izations of the incident and reflected optical waves at v and 2 v , respectively. Combined with the results presented in Ref. 26, which demonstrate significant reductions in interfacial transition regions ...
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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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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 ...
5
Oxidized porous silicon for localized formation of SOI active regions
... Figure 4.5: Block diagram representation of basic principles of Eltran process which uses a porous silicon release layer used for wafer-jet separation. .......................... 34 Figure 4.6: Selective etching ...
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Multiple Layers of Silicon-Silica (Si-SiO2) Pair onto Silicon Substrate towards Highly Efficient, Wideband Silicon Photonic Grating Coupler
... to the devices produced by a standard CMOS fabrication platform in electronic industry [2, 3]. One of the key challenges with these submicronic waveguide devices is enabling efficient coupling with fiber, which is ...
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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 ...CS-SA/SiO 2 / DOX nanoparticles were 4–5 nm and 8–10 nm, ...CS-SA/SiO 2 /DOX nanoparticles, dark rings around the nanoparticles could be observed in contrast ...
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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
... 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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Nanoparticle with PEG and SiO 2
... From that figure we see that the addition of PEG in various molecular weights decreases contact angle (without any fogging), but one and others are not so different in the qualitative test. Those three samples give ...
6
Ion-implantation and analysis for doped silicon slot waveguides
... Some extra samples were prepared and have so far pro- duced negative results. Some samples from this initial set were annealled in an argon and hydrogen mixture, rather than argon, to attempt to form nanocrystals. At ...
5
Porous Se@SiO<sub>2</sub> nanocomposites protect the femoral head from methylprednisolone-induced osteonecrosis
... Se@SiO 2 nanocomposites. Then, the solid Se@SiO 2 nanocomposites were coated with PVP and etched in hot water to construct porous ...Se@SiO 2 nano- composites were characterized ...
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(HMDI). For the PU/SiO 2
... The mechanism involves in the incorporation of silica into the PU structure is given in the schematic reaction as shown in Figure 4. The extracted silica nanoparticles were surrounded by silanol (-OH) groups. Considering ...
5
Porous Se@SiO<sub>2</sub> nanospheres treated paraquat-induced acute lung injury by resisting oxidative stress
... Se@SiO 2 nanospheres markedly alleviated PQ-induced oxidative stress and ...Se@SiO 2 nanosphere treatment. These data indicate that porous Se@SiO 2 nanospheres may reduce NF-κB, ...
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Sub-barrier fusion of Si+Si systems
... The measured energy range allowed to extend the excita- tion function down to 4 µb, as shown Fig. 4a. The re- ported errors are statistical uncertainties, which are 1-2 % at the higher energies and increase to ...
5
Development of a capacitive chemical sensor based on Co(II)-phthalocyanine acrylate-polymer/HfO 2/SiO2 /Si for detection of perchlorate
... presence of silanol (Si–OH) and silylamine (Si–NH) groups (Hajji et al., 2000) on the silicon nitride surface, which leads to a good adhesion of the membrane. The contact angle of the Co(II)Pc-AP surface ...
7
Corrosion Polarization Behavior of Al-SiO2 Composites in 1M and Related Microstructural Analysis
... As depicted form Figure 7, the micro-structural profile for sample #5T after exposure as well as its elemental mapping analysis can be perceived. The identified elements as the corrosion products in that sample are O, ...
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