Fe/sub 3/N
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
... 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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Effect of Fe<sub>3</sub>O<sub>4</sub>-magnetic nanoparticles on acute exercise enhanced KCNQ<sub>1</sub> expression in mouse cardiac muscle
... Forty-two mice were randomly assigned to either the non- exercised control group (n = 6) or exercise groups (n = 36). Thirty-six mice were placed into plastic cylinders (23 cm tall × 14 cm diameter) ...
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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
... to Fe 3 O 4 NPs (100 µ g/mL), there was a progressive decrease in the activity of MEP-induced channels, which occurred at the level of hyperpolarizing potentials ranging between − 80 and − 200 ...of ...
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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 ...
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Vancomycin-modified Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub>@Ag microflowers as effective antimicrobial agents
... vancomycin-modified Fe 3 O 4 @ SiO 2 @Ag ...Van/Fe 3 O 4 @SiO 2 @Ag microflowers (Figure 3B and ...the Fe 3 O 4 @SiO 2 @Ag microflowers are surrounded by a thin membrane-like ...
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The effect of magnetic nanoparticles of Fe<sub>3</sub>O<sub>4</sub> on immune function in normal ICR mice
... Mice were randomly assigned to one of four groups (n = 10 per group). The doses of 5.14 mg/kg (low dose group), 20.7 mg/kg (medium dose group), and 51.4 mg/kg (high dose group) Fe 3 O 4 -MNPs, were ...
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Biocompatibility of magnetic Fe<sub>3</sub>O<sub>4</sub> nanoparticles and their cytotoxic effect on MCF-7 cells
... Kunming mice (n = 60) aged 4 weeks and weighing 20–22 g were divided into six groups, with 10 mice per group (half male and half female). After intermittent low temperature sterilization of the Fe 3 ...
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Fe<sub>3</sub>O<sub>4</sub>-based PLGA nanoparticles as MR contrast agents for the detection of thrombosis
... Then, 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 saline (PBS) was administered to the rats by tail vein ...
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Daunorubicin-loaded magnetic nanoparticles of Fe<sub>3</sub>O<sub>4</sub> overcome multidrug resistance and induce apoptosis of K562-n/VCR cells <em>in vivo</em>
... concentration was determined with a Bio-Rad protein assay kit (Bio-Rad Laboratories, Hercules, CA, USA) and standardized with bovineserum albumin. A 50 µ g sample of protein was separated on electrophorased SDS-PAGE and ...
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Fe and Co doped (Ba, Ca)TiO<sub>3</sub> Perovskite as Potential Electrocatalysts for Glutamate Sensing
... that superior sensitivity values were observed at low concentration detection. This observation was being agreed with the study reported by N. Shen et al., According to M. Metto et al., at high analyte ...
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Effects of magnetic nanoparticles of Fe<sub>3</sub>O<sub>4</sub> combinated with gambogic acid on apoptosis of SMMC-7721 cells
... 3-(4,5-Dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide (MTT) and dimethyl sulfoxide (DMSO) were purchased from Sigma-Aldrich Co. (St Louis, MO, USA). RPMI 1640 medium was from Gibco/BRL (Thermo Fisher ...
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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
... the Fe 3 O 4 -PLGA-PEG nanoparticles was also pH-dependent and enhanced at pH ...the Fe 3 O 4 -PLGA-PEG nanoparticles by a diffusion mechanism in ...
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Magnetic Fe<sub>3</sub>O<sub>4</sub> nanoparticles and chemotherapy agents interact synergistically to induce apoptosis in lymphoma cells
... MNP-Fe 3 O 4 , adriamycin + MNP-Fe 3 O 4 , daunorubicin + MNP-Fe 3 O 4 , dexamethasone + MNP-Fe 3 O 4 , and RPMI 1640 alone were added to these cells and cultured ...
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Inhibitory effect of magnetic Fe<sub>3</sub>O<sub>4</sub> nanoparticles coloaded with homoharringtonine on human leukemia cells in vivo and in vitro
... HHT-MNP-Fe 3 O 4 ...HHT-MNP-Fe 3 O 4 demonstrated antitumor activity against NB4 cells in a dose-dependent manner (Figure ...HHT-MNP-Fe 3 O 4 displayed a higher inhibition ratio ...
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Fe<sub>3</sub>O<sub>4</sub>/Au magnetic nanoparticle amplification strategies for ultrasensitive electrochemical immunoassay of alfa-fetoprotein
... Monoclonal mouse antihuman AFP and AFP test kits were obtained from Zhengzhou Biocell Biochem Company (Zhengzhou, China). Fe 3 O 4 (20 nm in diameter), 3- mercaptopropyltriethoxysilane ...
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Characteristics of magnetic labeling on liver tumors with anti-alpha-fetoprotein-mediated Fe<sub>3</sub>O<sub>4</sub> magnetic nanoparticles
... Abstract: For preoperative and intraoperative detection of tumor distribution, numerous multi- modal contrast agents, such as magnetic nanoparticles (MNPs) with several examination indicators, are currently in ...
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Synergistic effect of a combination of nanoparticulate Fe<sub>3</sub>O<sub>4</sub> and gambogic acid on phosphatidylinositol 3-kinase/Akt/Bad pathway of LOVO cells
... gambogic acid markedly inhibited the activity of PI3K at the transcriptional and translation levels, and that the mRNA of PI3K and the protein of the activated form of PI3K were substantially reduced (Figures 5 and 6). ...
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Effect of magnetic nanoparticles of Fe<sub>3</sub>O<sub>4</sub> and wogonin on the reversal of multidrug resistance in K562/A02 cell line
... The RT-PCR method was used to evaluate the qualitative efficacy of MDR1 with drugs as previously described at the transcription level. After incubation, the cells were lysed and total RNA was extracted with TRIzol. 4 µg ...
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Synergistic effect of magnetic nanoparticles of Fe<sub>3</sub>O<sub>4</sub> with gambogic acid on apoptosis of K562 leukemia cells
... of Fe 3 O 4 (MNPs-Fe 3 O 4 ...MNPs-Fe 3 O 4 dramati- cally enhanced GA-induced cytotoxicity and apoptosis in K562 ...MNPs-Fe 3 O 4 were observed under an optical ...
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Ultrasmall superparamagnetic Fe<sub>3</sub>O<sub>4</sub> nanoparticles: honey-based green and facile synthesis and in vitro viability assay
... the Fe 3 O 4 -NPs are spherical with a diameter range between ...of Fe 3 O 4 -NPs performed by using the MTT assay on the WEHI164 cells demonstrated no significant toxicity in higher ...
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