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Showing 1-30 of 85 results for "518158" within Papers
Benjamin D Moate et al.
The Journal of the Acoustical Society of America, 133(3), 1320-1334 (2013-03-08)
Laboratory measurements of the acoustic scattering properties of aqueous suspensions of non-cohesive sands having different and mixed mineralogical compositions are presented. Four different types of sand are examined: quartz, crushed shell, magnetite, and muscovite mica. The experimental data obtained for
Wensheng Lu et al.
The journal of physical chemistry. B, 117(14), 3720-3725 (2013-03-27)
Superparamagnetic Fe3O4 nanoparticles were obtained using a hydrolysis product of starch, i.e., α-d-glucose, as the reducing agent and without any additional stabilizer and dispersant by a facile and green method at mild temperature. Magnetic dialdehyde starch nanoparticles (MDASN) were successfully
Matthew A Pasek et al.
Proceedings of the National Academy of Sciences of the United States of America, 110(25), 10089-10094 (2013-06-05)
It has been hypothesized that before the emergence of modern DNA-RNA-protein life, biology evolved from an "RNA world." However, synthesizing RNA and other organophosphates under plausible early Earth conditions has proved difficult, with the incorporation of phosphorus (P) causing a
Yuri Matsumoto et al.
FEBS letters, 587(8), 1021-1029 (2013-02-05)
Metalloproteins have long been recognized as key determinants of endogenous contrast in magnetic resonance imaging (MRI) of biological subjects. More recently, both natural and engineered metalloproteins have been harnessed as biotechnological tools to probe gene expression, enzyme activity, and analyte
Olivia Gómez-Laserna et al.
Analytical and bioanalytical chemistry, 407(19), 5635-5647 (2015-05-16)
This work addresses the evaluation of an innovative mutianalytical method to assess the conservation state of a fifteenth century palace house. With the goal of reducing the handicaps of field analysis, the in situ spectroscopic assessment, often based on the
Re: Renal transplant imaging using magnetic resonance angiography with a nonnephrotoxic contrast agent.
David A Goldfarb
The Journal of urology, 190(6), 2175-2175 (2013-11-12)
H Ittrich et al.
RoFo : Fortschritte auf dem Gebiete der Rontgenstrahlen und der Nuklearmedizin, 185(12), 1149-1166 (2013-09-07)
Superparamagnetic iron oxide nanoparticles (SPIO) can be used to image physiological processes and anatomical, cellular and molecular changes in diseases. The clinical applications range from the imaging of tumors and metastases in the liver, spleen and bone marrow, the imaging
Lu Zhang et al.
Nanoscale, 5(17), 7664-7684 (2013-07-24)
Superparamagnetic iron oxide nanoparticles (SPIONs) have shown great promise in biomedical applications. In this review, we summarize the recent advances in the design and fabrication of core-shell and hetero-structured SPIONs and further outline some exciting developments and progresses of these
S M McLennan et al.
Science (New York, N.Y.), 343(6169), 1244734-1244734 (2013-12-11)
Sedimentary rocks examined by the Curiosity rover at Yellowknife Bay, Mars, were derived from sources that evolved from an approximately average martian crustal composition to one influenced by alkaline basalts. No evidence of chemical weathering is preserved, indicating arid, possibly
Ayman M Atta et al.
Molecules (Basel, Switzerland), 20(1), 1244-1261 (2015-01-17)
This work presents a new method to prepare poly(sodium acrylate) magnetite composite nanoparticles. Core/shell type magnetite nanocomposites were synthesized using sodium acrylate as monomer and N,N-methylenebisacrylamide (MBA) as crosslinker. Microemulsion polymerization was used for constructing core/shell structures with magnetite nanoparticles
Faheem Muhammad et al.
Colloids and surfaces. B, Biointerfaces, 123, 506-514 (2014-12-03)
Simultaneous delivery of multiple therapeutic agents is of great importance for effective chemotherapy due of its well-known drug synergism and suppression to chemoresistance. We report a new theranostic nanoformulation to shuttle multiple chemotherapeutic agents for successfully exterminating cancer cells. This
Aaron Harman et al.
Journal of computer assisted tomography, 38(4), 571-573 (2014-04-16)
Ferumoxytol is a parenteral iron therapy that the Food and Drug Administration recently approved for the treatment of iron-deficiency anemia. The form of the iron, ultrasmall superparamagnetic iron oxide nanoparticles, causes T1, T2, and T2* shortening on magnetic resonance imaging
Jens Baumgartner et al.
Proceedings of the National Academy of Sciences of the United States of America, 110(37), 14883-14888 (2013-08-28)
The iron oxide mineral magnetite (Fe3O4) is produced by various organisms to exploit magnetic and mechanical properties. Magnetotactic bacteria have become one of the best model organisms for studying magnetite biomineralization, as their genomes are sequenced and tools are available
Lizhen Yan et al.
Journal of chromatography. A, 1395, 173-179 (2015-04-14)
A new method for selenium speciation in fermented bean curd wastewater and juice was described. This method involved sample extraction with 5-sulfosalicylic acid (SSA)-functionalized silica-coated magnetic nanoparticles (SMNPs), capillary electrophoresis (CE) separation, and online detection with a modified electrothermal atomic
Nuryono Nuryono et al.
SpringerPlus, 3, 515-515 (2014-10-04)
In this research, mercapto-silica coated magnetite (Fe3O4-SiO2-SH) has been prepared in aqueous solution through a simple approach so called a one-pot process. The Fe3O4-SiO2-SH was prepared in nitrogen condition by mixing magnetite, 3-mercaptopropyltrimethoxysilane (MPTMS), and sodium silicate (Na2SiO3) solution extracted
Binh Hai Nguyen et al.
Materials science & engineering. C, Materials for biological applications, 33(4), 2229-2234 (2013-03-19)
The selective detection of ultratrace amounts of aflatoxin M1 (AFM1) is extremely important for food safety since it is the most toxic mycotoxin class that is allowed to be present on cow milk with strictly low regulatory levels. In this
Xiaoyan Yang et al.
Talanta, 114, 5-10 (2013-08-21)
This paper described a novel label-free electrochemiluminescence assay for target protein based on a controlled delivery system. Iron oxide magnetic mesoporous silica nanocontainers were prepared by using a general procedure. The prepared magnetic mesoporous silica nanocontainers were applied to load
Ru-Song Zhao et al.
Analytica chimica acta, 769, 65-71 (2013-03-19)
In this paper, bamboo charcoals were modified using Fe3O4 nanosheets for the first time. The composites, as a novel solid-phase microextraction (SPME) fiber coating, were used for the extraction of seven polybrominated diphenyl ethers (PBDEs) in environmental water samples. The
Aman Khurana et al.
Radiology, 269(1), 186-197 (2013-07-16)
To determine whether intravenous ferumoxytol can be used to effectively label mesenchymal stem cells (MSCs) in vivo and can be used for tracking of stem cell transplants. This study was approved by the institutional animal care and use committee. Sprague-Dawley
Margarita Gutova et al.
Stem cells translational medicine, 2(10), 766-775 (2013-09-10)
Numerous stem cell-based therapies are currently under clinical investigation, including the use of neural stem cells (NSCs) as delivery vehicles to target therapeutic agents to invasive brain tumors. The ability to monitor the time course, migration, and distribution of stem
A I Prasad et al.
Dalton transactions (Cambridge, England : 2003), 42(14), 4885-4896 (2013-02-02)
Magnetic nanoparticles based hyperthermia therapy is a possible low cost and effective technique for killing cancer tissues in the human body. Fe3O4 and Fe3O4@YPO4:5Eu hybrid magnetic nanoparticles are prepared by co-precipitation method and their average particle sizes are found to
Leyong Zeng et al.
Nanoscale, 5(5), 2107-2113 (2013-02-06)
Multifunctional Fe(3)O(4)-TiO(2) nanocomposites with Janus structure for magnetic resonance imaging (MRI) and potential photodynamic therapy (PDT) were synthesized, in which Fe(3)O(4) was used as a MRI contrast agent and TiO(2) as an inorganic photosensitizer for PDT. Their morphology, structure, and
P Biggar et al.
MMW Fortschritte der Medizin, 155 Suppl 1, 18-24 (2013-05-18)
Iron deficiency and anaemia occur in particular in women or as comorbid conditions to a varietyof chronic diseases. Besides oral preparations, parenteral iron therapies are also available for the treatment of iron deficiency or anaemia. In the light of the
N Shanta Singh et al.
Nanotechnology, 24(6), 065101-065101 (2013-01-18)
Polyol mediated synthesized luminescent YVO(4):Eu(3+) nanoparticles (NPs) have been encapsulated in mesoporous silica nanoparticles (MSNs) using the sol-gel process. X-ray diffraction and Fourier transform infrared spectroscopy along with transmission electron microscopy confirm the encapsulation of the YVO(4):Eu(3+) NPs in the
Maria Szymonowicz et al.
Acta of bioengineering and biomechanics, 17(3), 49-58 (2015-12-22)
Preventing the formation of blood clots on the surface of biomaterials and investigation of the reasons of their formation are the leading topics of the research and development of biomaterials for implants placed into the bloodstream. Biocompatibility and stability of
Synthesis of flexible magnetic nanohybrid based on bacterial cellulose under ultrasonic irradiation.
Yi Zheng et al.
Materials science & engineering. C, Materials for biological applications, 33(4), 2407-2412 (2013-03-19)
Flexible magnetic membrane based on bacterial cellulose (BC) was successfully prepared by in-situ synthesis of the Fe3O4 nanoparticles under different conditions and its properties were characterized. The results demonstrated that the Fe3O4 nanoparticles coated with PEG were well homogeneously dispersed
Lrp1/LDL Receptor Play Critical Roles in Mannose 6-Phosphate-Independent Lysosomal Enzyme Targeting.
Sandra Markmann et al.
Traffic (Copenhagen, Denmark), 16(7), 743-759 (2015-03-20)
Most lysosomal enzymes require mannose 6-phosphate (M6P) residues for efficient receptor-mediated lysosomal targeting. Although the lack of M6P residues results in missorting and hypersecretion, selected lysosomal enzymes reach normal levels in lysosomes of various cell types, suggesting the existence of
Jiao Yang et al.
Journal of environmental sciences (China), 25(2), 413-418 (2013-04-20)
La-EDTA-Fe3O4 was prepared by a chemical co-precipitation method. The magnetic composite was characterized by transmission electron microscopy (TEM), X-ray diffraction (XRD) and Fourier transform infrared spectroscopy (FT-IR). Furthermore, the adsorption properties of La-EDTA-Fe3O4 toward phosphate in water were investigated. The
Xiaoyan Wang et al.
Bioresource technology, 130, 750-756 (2013-01-22)
Magnetic poly(styrene-glycidyl methacrylate) porous microspheres (MPPM) with high magnetic contents were prepared by surfactant reverse micelles and emulsion polymerization of monomers, in which the well-dispersed Fe(3)O(4) nanoparticles were modified by polyethylene glycol (PEG) and oleic acid (OA) respectively. The characterizations
Paula Solar et al.
Journal of nanobiotechnology, 13, 14-14 (2015-04-18)
Advances in nanostructure materials are leading to novel strategies for drug delivery and targeting, contrast media for magnetic resonance imaging (MRI), agents for hyperthermia and nanocarriers. Superparamagnetic iron oxide nanoparticles (SPIONs) are useful for all of these applications, and in
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