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Microgel iron oxide nanoparticles for tracking of stem cells through magnetic resonance imaging

Microgel iron oxide nanoparticles for tracking of stem cells through magnetic resonance imaging

Microgel iron oxide nanoparticles for tracking of stem cells through magnetic resonance imaging

... Monocrystalline iron oxide nanoparticle MNC Mononuclear cells MMP Metalloproteinases MRI Magnetic resonance imaging MSC Mesenchymal stem cells PB Prussian blue PIO Primary iron oxide nanoparticle ... cells The aim of this thesis is to investigate the development of particulate cellular markers that will improve the tracking of stem cells in an animal model through MRI Current markers for cellular ... development of a high contrast MRI cellular label with superior performance over commericially-available iron particles, with possible applications for in vivo tracking of transplanted stem cells Acknowledgements...
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Surface functionalization of superparamagnetic iron oxide nanoparticles for potential cell targeting, imaging, and cancer therapy applications

Surface functionalization of superparamagnetic iron oxide nanoparticles for potential cell targeting, imaging, and cancer therapy applications

...     SURFACE FUNCTIONALIZATION OF SUPERPARAMAGNETIC IRON OXIDE NANOPARTICLES FOR POTENTIAL CELL TARGETING, IMAGING, AND CANCER THERAPY APPLICATIONS HUANG CHAO (B.ENG., ... Objectives and Scopes The overall aim of this thesis is to develop various functional polymers as surface coatings of SPIONs for potential cell targeting, MRI, and cancer therapy applications ... nanomaterials, magnetic iron oxide nanoparticles are of intense current interest and have been successfully used for clinical applications, for example, molecular imaging Magnetic iron oxide nanoparticles...
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Báo cáo y học:

Báo cáo y học: "Correlation of histopathological findings and magnetic resonance imaging in the spine of patients with ankylosing spondylitis" potx

... reported the first systematic histological study of zygapophyseal joints in patients with AS [10] In the present study, we first examined whether inflammation in the spine of patients with AS, ... and microscopic assessment of zygapophyseal joints (a) Macroscopic picture of a zygapophyseal joint from a patient with ankylosing joints spondylitis (AS) (b) Hematoxylin and eosin staining of ... correlation of histopathological analysis of the spine and inflammation as visualized by MRI has also not previously been done In the sacroiliac joints of patients with AS, a correlation of MRI findings...
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Báo cáo y học:

Báo cáo y học: "Natural evolution of desmoplastic fibroblastoma on magnetic resonance imaging: a case report" ppt

... this article as: Kamata et al.: Natural evolution of desmoplastic fibroblastoma on magnetic resonance imaging: a case report Journal of Medical Case Reports 2011 5:139 Submit your next manuscript ... study has described the MRI findings of desmoplastic fibroblastoma in relation to its natural evolution The natural evolution of desmoplastic fibroblastoma is characterized by no change in patterns ... features and is often locally aggressive On the other hand, Marco et al [10] reported that desmoplastic fibroblastoma is a myofibroblastic lesion ultrastructurally demonstrating the presence of fibronexus...
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Báo cáo hóa học:

Báo cáo hóa học: " Iron Oxide Nanoparticles Employed as Seeds for the Induction of Microcrystalline Diamond Synthesis" pdf

... surfaces for the adsorption and decomposition of the incoming carboncontaining species, and thus for the formation of nanoscale The iron oxide nanoparticles were employed to induce the formation of diamond ... nanoparticles act as nucleation and aggregation sites for carbon and the impending formation of diamond- type bonds The formation of a dense, mixed C phase around the Fe nanoparticles leading to the precipitation ... that these serve as nucleation centers for subsequent growth [31] Thus the formation of a dense amorphous carbon phase is a plausible route for nucleating diamond The iron nanoparticle may act as...
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Báo cáo hóa học:

Báo cáo hóa học: " Synthesis of Organic Dye-Impregnated Silica Shell-Coated Iron Oxide Nanoparticles by a New Metho" doc

... preparing organic dye-impregnated silica shell-coated iron oxide nanoparticles based on the hydrolysis of HTMOS and TEOS Iron oxide nanoparticles were first coated with a dye-impregnated silica ... representative TEM images of iron oxide nanoparticles and FS6 nanoparticles prepared under different conditions As shown in Fig 2a, the majority of the iron oxide nanoparticles were spherical with an ... FS6 nanoparticles Figure gives the FT-IR spectra of neat Rhodamine 6G, silica- coated magnetic particles (denoted as FS nanoparticles) , and FS6 nanoparticles The absorption bands for neat Rhodamine...
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báo cáo khoa học:

báo cáo khoa học: "Optimized labeling of bone marrow mesenchymal cells with superparamagnetic iron oxide nanoparticles and in vivo visualization by magnetic resonance imaging" ppsx

... as: Jasmin et al.: Optimized labeling of bone marrow mesenchymal cells with superparamagnetic iron oxide nanoparticles and in vivo visualization by magnetic resonance imaging Journal of Nanobiotechnology ... MSC Labeling and Proliferation Presence of iron nanoparticles within the cells was confirmed by staining with Prussian Blue (Figure 1A) or Figure Representative images demonstrating labeling of ... Bulte JW: Clinically applicable labeling of mammalian and stem cells by combining superparamagnetic iron oxides and transfection agents Radiology 2003, 228:480-487 Jasmin et al Journal of Nanobiotechnology...
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Formulation of superparamagnetic iron oxides by nanoparticles of biodegradable polymer for magnetic resonance imaging (MRI)

Formulation of superparamagnetic iron oxides by nanoparticles of biodegradable polymer for magnetic resonance imaging (MRI)

... some suggestions for future directions of this research are given Chapter Literature Review 2.1 Nanoparticles of Biodegradable Polymers 2.1.1 Basic information of Biodegradable Polymers Recently, ... of iron loading (% w/w) was calculated as the ratio of the mass of iron (mg) that can be detected using ICP analysis to the sum of the mass of iron (mg) and the mass of polymer (mg) 3.3.7 Magnetic ... are termed superparamagnetic iron oxides (SPIOs) where nanoparticles have a size greater than 50 nm (coating included) and the second type termed ultrasmall superparamagnetic iron oxides (USPIOs)...
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Báo cáo hóa học:

Báo cáo hóa học: " Carbon-coated iron oxide nanoparticles as contrast agents in magnetic resonance imaging" potx

... the ferromagnetic iron oxide materials generally used for magnetic data storage as magnetic toners in xerography, and on the ferrofluids, used as contrast agents in magnetic resonance imaging [MRI] ... Carbon-coated iron oxide nanoparticles as contrast agents in magnetic resonance imaging Hongsub Bae1, Tanveer Ahmad1, Ilsu Rhee*1, Yongmin Chang2, Seong-Uk Jin2, and Sungwook ... iron oxide nanoparticles are applicable as both T1 and T2 contrast agents in magnetic resonance imaging Keywords: iron oxide nanoparticles; carbon-coated nanoparticles; relaxivity; MRI PACS: 81.05.y;...
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Báo cáo hóa học:

Báo cáo hóa học: " Influence of the oxide layer for growth of self-assisted InAs nanowires on Si(111)" ppt

... control the oxide layer thickness and we have shown Figure Regrowth of oxide on a 200°C hotplate (A) Length and width of NWs as a function of regrowth time for the oxide layer (B) Percentage of ... be put on the oxide layer thickness and that the substrate preparation is important for self-assisted growth of InAs NWs It is found that the growth regime giving the longest NWs with the fewest ... around 90 The re -growth of oxide on a hotplate seems less favorable than the other methods investigated above because of the high fraction of non-vertical NWs Conclusion In conclusion, we have shown...
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Magnetic chitosan nanoparticles for removal of Cr(VI) from aqueous solution

Magnetic chitosan nanoparticles for removal of Cr(VI) from aqueous solution

... and the Cr(VI) concentrations at any time t, respectively; V (L) is the volume of the Cr(VI) solution; and m (g) is the mass of the magnetic chitosan nanoparticles Samples of the Cr(VI) solution ... sorption experiments were performed by batch method Samples of 0.1 g of magnetic chitosan nanoparticles were equilibrated with 50 mL of solution containing various amount of Cr(VI) The pH value X-ray ... Characterization of magnetic chitosan nanoparticles TEM and SEM micrograph of magnetic chitosan particles provides information on their size and morphology It can be observed from Fig that the magnetic...
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Báo cáo y học:

Báo cáo y học: "Local adherent technique for transplanting mesenchymal stem cells as a potential treatment of cartilage defect" pdf

... were harvested during total Table Histological scoring system for cartilage repair Category Points Cell morphology Hyaline cartilage Mostly hyaline cartilage Mostly fibrocartilage Mostly non -cartilage ... necessary, thereby increasing the safety and economic feasibility Our study will advance and extend the clinical application of MSC-based cell therapy for cartilage injury Materials and methods Rabbits ... cartilage In vivo analysis in rabbits repair by synovial mesenchymal stem cell transplantation in rabbits (a) Cell transplantation on a cartilage defect in a rabbit by the local adherent technique The...
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Báo cáo y học:

Báo cáo y học: "Rapamycin-loaded nanoparticles for inhibition of neointimal hyperplasia in experimental vein grafts" pps

... = 0.35) Rapamycin Pharmacokinetics Measurement of rapamycin levels in vein grafts demonstrated the presence of drug in vein grafts at days (after the vein being immersed in rapamycin-loaded NPs ... release of rapamycin in the vein until day 21 after grafting which suggests that RPLGA NPs delivery system may be applied to human beings clinically The bio-absorption time of PLGA in the body can ... stage intimal hyperplasia of vein graft was inhibited significently The study of Thirumaran and colleagues [21] have shown that periadventitial application of rapamycin-eluting polyvinyl alcohol...
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