Yb/sub 3/A/sub 5/O/sub 12/
Magnetic and fluorescent Gd<sub>2</sub>O<sub>3</sub>:Yb<sup>3+</sup>/Ln<sup>3+</sup> nanoparticles for simultaneous upconversion luminescence/MR dual modal imaging and NIR-induced photodynamic therapy
... Figure 5. T 1 -weighted images in the axial orientations were obtained at 0, 5, 10, 15, 30, 45, 60, and 90 min after intravenous administration of the Gd 2 O 3 :Yb 3+ /Er ...
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Biocompatibility of magnetic Fe<sub>3</sub>O<sub>4</sub> nanoparticles and their cytotoxic effect on MCF-7 cells
... Fe 3 O 4 nanoparticles were approximately spherical, with diameters of about ...The O-to-Fe ratio of the Fe 3 O 4 was determined by scanning electron microscopy-energy dispersive x-ray ...
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Biocompatibility of Fe<sub>3</sub>O<sub>4</sub>/DNR magnetic nanoparticles in the treatment of hematologic malignancies
... Fe 3 O 4 -MNPs/DNR were scrubbed with distilled water twice, lixiviated with saline, with a final concentration reached of 100 ...than 5%, the material would have no hemolytic reaction, which fits ...
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Biocompatibility of Fe<sub>3</sub>O<sub>4</sub>@Au composite magnetic nanoparticles in vitro and in vivo
... China). 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bro- mide (MTT) and dimethyl sulfoxide were obtained from Sigma-Aldrich (St Louis, ...OH 3 HCl, and potassium oxalate (Shanghai First Reagent ...
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Reversal of multidrug resistance by magnetic Fe<sub>3</sub>O<sub>4</sub> nanoparticle copolymerizating daunorubicin and 5-bromotetrandrine in xenograft nude-mice
... This work was supported by National 863 Program Emphasis Project, Nanometer Biology Ware Study (No. 2007AA0222007), National Natural Science Foundation of PR China (No 30740062 and No 30872970), and High School Doctor ...
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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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Biosafety evaluation of Janus Fe<sub>3</sub>O<sub>4</sub>-TiO<sub>2</sub> nanoparticles in Sprague Dawley rats after intravenous injection
... All animals were kept in stress-free, hygienic, and animal- friendly conditions (relative humidity 60% ± 10%, room tem- perature 20 ° C ± 2 ° C, and 12-hour light/dark cycle). Food and water were available ad ...
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Multifunctional magnetic Fe<sub>3</sub>O<sub>4</sub> nanoparticles combined with chemotherapy and hyperthermia to overcome multidrug resistance
... Fe 3 O 4 -MNP-DNR-5-BrTet and Fe 3 O 4 -MNP groups; karyopyknosis and karyorrhexis could be observed in the apoptotic cells, especially in the Fe 3 O 4 ...
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The changes of T lymphocytes and cytokines in ICR mice fed with Fe<sub>3</sub>O<sub>4</sub> magnetic nanoparticles
... cells/mL with RPMI-1640. The adjusted cells were placed in a 96-well microtiter plate in 200 µ L aliquots and cultured in the presence of T-lymphocytes mitogen (5 µ g/mL Con- canavalin A [ConA]) (Sigma Chemical ...
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Pharmacokinetic parameters and tissue distribution of magnetic Fe<sub>3</sub>O<sub>4</sub> nanoparticles in mice
... Fe 3 O 4 MNPs and changes in their tissue concentrations in the liver and ...Fe 3 O 4 MNPs were ingested by mononuclear macrophages in the liver or spleen after being absorbed into the blood, ...
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Effect of magnetic nanoparticles of Fe<sub>3</sub>O<sub>4 </sub>and 5-bromotetrandrine on reversal of multidrug resistance in K562/A02 leukemic cells
... MNPs-Fe 3 O 4 combined with BrTet could significantly increase cellular accumulation, and downregulate the expression of P-gp, but this combination seemed to have a less obvious effect on inhibiting the ...
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<p>Oxygen-Ozone (O<sub>2</sub>-O<sub>3</sub>) Therapy in Peripheral Arterial Disease (PAD): A Review Study</p>
... The knowledge of medical use of oxygen has been broadly expanding since 1929, when a book titled “ Ozone and Its Therapeutic Actions ” was published. This publication covered more than hundred diseases that could be ...
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Magnetic nanoparticles of Fe<sub>3</sub>O<sub>4</sub> enhance docetaxel-induced prostate cancer cell death
... MgNPs-Fe 3 O 4 (1 µ g/mL, 10 µ g/mL, or 100 µ g/mL) for 24 hours in the absence or presence of N-acetylcysteine (NAC; 10 mM) (Sigma-Aldrich Co); NAC was added 3 hours before treatment with MgNPs-Fe ...
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Fe<sub>3</sub>O<sub>4</sub>-based PLGA nanoparticles as MR contrast agents for the detection of thrombosis
... and 12 h light/dark cycle) and had free access to water and ...Fe 3 O 4 -PLGA or Fe 3 O 4 -PLGA-cRGD NPs at a final dosage of 1 mg lyophilized powder dissolving 1 mL phosphate- buffered ...
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Preparation of Fe<sub>3</sub>O<sub>4</sub> magnetic nanoparticles coated with gallic acid for drug delivery
... different pH levels which are similar to the pH of the stomach and the pH of the blood. Generally, the pH of the stomach varies from 1–2 to 4–5. After eating, the stomach releases proteases and hydrochloric acid ...
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Fe<sub>3</sub>O<sub>4</sub>/Au magnetic nanoparticle amplification strategies for ultrasensitive electrochemical immunoassay of alfa-fetoprotein
... for 5 minutes and dried in ...in 5 mL ...in 3% bovine serum albumin and phosphate-buffered solution at 37 ° C for one hour to block excess active groups and nonspecific binding sites on the ...
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The effects of magnetite (Fe<sub>3</sub>O<sub>4</sub>) nanoparticles on electroporation-induced inward currents in pituitary tumor (GH<sub>3</sub>) cells and in RAW 264.7 macrophages
... FeCl 3 , respectively. To produce Fe 3 O 4 NPs, 1 mL Fe(II) and 4 mL Fe(III) aqueous solutions were mixed at room temperature, followed by the addition of ...another 3 g of organic acid to ...
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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
... 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 98 ± 22 and 101 ± 19 nm, ...
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Preparation and in vitro evaluation of doxorubicin-loaded Fe<sub>3</sub>O<sub>4</sub> magnetic nanoparticles modified with biocompatible copolymers
... doxorubicin 5 mg/5 mL was emulsified in 10 mL dichloromethane, in which 120 mg of the copolymer and 4 mg magnetic nanopar- ticles had been dissolved, using a probe homogenizer or soni- cation at 20,000 rpm ...
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Magnetic nanoparticle of Fe<sub>3</sub>O<sub>4</sub> and 5-bromotetrandrin interact synergistically to induce apoptosis by daunorubicin in leukemia cells
... MNP(Fe 3 O 4 ) and BrTet to sensitize MDR cells to anticancer agents in vitro and determine their combination effects on apoptosis induced by combining DNR in leukemic ...MNP(Fe 3 O 4 ) and/or ...
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