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SiO/sub 2/:Ge,P

Distribution of SiO2 nanoparticles in 3D liver microtissues

<p>Distribution of SiO<sub>2</sub>&nbsp;nanoparticles&nbsp;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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Cytokine induction of sol&ndash;gel-derived TiO2 and SiO2 coatings on metallic substrates after implantation to rat femur

Cytokine induction of sol&ndash;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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Polyetherimide-grafted Fe3O4@SiO2 nanoparticles as theranostic agents for simultaneous VEGF siRNA delivery and magnetic resonance cell imaging

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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Porous Se@SiO2 nanospheres treated paraquat-induced acute lung injury by resisting oxidative stress

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 ...

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SiO2 nanoparticle-induced impairment of mitochondrial energy metabolism in hepatocytes directly and through a Kupffer cell-mediated pathway in vitro

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, ...

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Biological responses to core&ndash;shell-structured Fe3O4@SiO2-NH2 nanoparticles in rats by a nuclear magnetic resonance-based metabonomic strategy

Biological responses to core&ndash;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

... All univariate statistical tests were two-sided, and sig- nificance was set at P,0.05. Multivariate statistical analysis can take internal relationships and mutual influence among variables into account; ...

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Immobilized transferrin Fe3O4@SiO2 nanoparticle with high doxorubicin loading for dual-targeted tumor drug delivery

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 ...

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Preparation and evaluation of SiO2-deposited stearic acid-g-chitosan nanoparticles for doxorubicin delivery

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 ...

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Vancomycin-modified Fe3O4@SiO2@Ag microflowers as effective antimicrobial agents

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 ...

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Mitochondria-Modulating Porous Se@SiO2 Nanoparticles Provide Resistance to Oxidative Injury in Airway Epithelial Cells: Implications for Acute Lung Injury

<p>Mitochondria-Modulating Porous Se@SiO<sub>2</sub> Nanoparticles Provide Resistance to Oxidative Injury in Airway Epithelial Cells: Implications for Acute Lung Injury</p>

... erythroid 2-related factor 2; NQO1, NAD(P)H quinone dehydrogenase-1; ZO-1, zonula occludens-1; E-Ca, E-cadherin; PCA, principal component analysis; FF, form factor; FITC, fl uorescein isothiocyanate; ...

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Role of surface modification in zinc oxide nanoparticles and its toxicity assessment toward human dermal fibroblast cells

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 - ...

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Exploitation of multilayer coatings for infrared surface plasmon resonance fiber sensors

Exploitation of multilayer coatings for infrared surface plasmon resonance fiber sensors

... The coatings used were a single coating of germa- nium of average thickness 48 nm, a two-layered coat- ing of germanium ( 48 nm) followed by silicon dioxide ( 48 nm), and a three-layered coating of germanium ( 48 nm) ...

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La2O3 Nanoparticles Induce Reproductive Toxicity Mediated by the Nrf-2/ARE Signaling Pathway in Kunming Mice

<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>

... stress and binds to the ARE. ARE is located in the promoter region of the genes that encode antioxidant phase II enzymes. These enzymes include HO-1, glutathione-S-transferase, NQO1 and other antioxidant enzymes and ...

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TiO2 Nanotubes Alleviate Diabetes-Induced Osteogenetic Inhibition

<p>TiO<sub>2</sub> Nanotubes Alleviate Diabetes-Induced Osteogenetic Inhibition</p>

... type 2 DM; 26 however, other researchers have found that implants with an SLA surface had a lower bone- implant contact rate than those with SLA active surfaces under DM ...

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(HMDI). For the PU/SiO 2

(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 ...

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In vitro and in vivo targeting imaging of pancreatic cancer using a&nbsp;Fe3O4@SiO2&nbsp;nanoprobe modified with anti-mesothelin antibody

In vitro and in vivo targeting imaging of pancreatic cancer using a&nbsp;Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub>&nbsp;nanoprobe modified with anti-mesothelin antibody

... 6H 2 O), ethylene glycol, ethanol, deionization water (DI water), ammonium hydroxide, tetraethylorthosilicate, (3-aminopropyl)triethoxysilane, polyethylene glycol (PEG) diacid solution (molecular weight, 6,000), ...

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Biomedical Applications of TiO2 Nanostructures: Recent Advances

<p>Biomedical Applications of TiO<sub>2</sub> Nanostructures: Recent Advances</p>

... After implant surgery, the patient receives drugs — such as antibiotics, anti-in fl ammatories and growth factors — to pre- vent infection, in fl ammation and induce suitable integration of implant with natural tissue, ...

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Transcutaneous CO2 versus end-tidal CO2 in neonates and infants undergoing surgery: a prospective study

<p>Transcutaneous CO<sub>2</sub> versus end-tidal CO<sub>2</sub> in neonates and infants undergoing surgery: a prospective study</p>

... SenTec continues to support Dr Seidman ’ s research with monitors, disposables and technical support. She is on their clinical advisory board for which she receives no monetary compensation. Dr Peggy Seidman reports non- ...

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Corrosion Polarization Behavior of Al-SiO2 Composites in 1M and Related Microstructural Analysis

Corrosion Polarization Behavior of Al-SiO2 Composites in 1M and Related Microstructural Analysis

... in AMCs have been one of the most exciting topics explored by many researchers [1, 2, 7]. However, exploration is generally focused on mechanical characteristics. Some reports also explore the corrosion behavior ...

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Nanoparticle with PEG and SiO 2

Nanoparticle with PEG and SiO 2

... strong oxidation power and also hydrophilic properties during UV irradiation. It allows water to spread until the water contact angle become 0° across the surface rather than remaining as droplets [1]. This phenomenon ...

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