Results 31 to 40 of about 357,658 (278)

Study of internalization and viability of multimodal nanoparticles for labeling of human umbilical cord mesenchymal stem cells [PDF]

open access: yesEinstein (São Paulo), 2012
OBJECTIVE: To analyze multimodal magnetic nanoparticles-Rhodamine B in culture media for cell labeling, and to establish a study of multimodal magnetic nanoparticles-Rhodamine B detection at labeled cells evaluating they viability at concentrations of ...
Liza Aya Mabuchi Miyaki   +4 more
doaj   +1 more source

Superparamagnetic Poly (3-hydroxybutyrate-co-3 hydroxyvalerate) (PHBV) nanoparticles for biomedical applications [PDF]

open access: yes, 2013
Indexación: ScieloBackground: The progress in material science and the recent advances in biodegradable/biocompatible polymers and magnetic iron oxide nanoparticles have led to develop innovative diagnostic and therapeutic strategies for diseases based ...
Altbir, Dora   +6 more
core   +2 more sources

Magnetic carbon Fe3O4 nanocomposites synthesized via Magnetic Induction Heating

open access: yesScientific Reports, 2023
Magnetic Induction Heating (MIH) of magnetite nanoparticles is employed as a novel synthesis procedure of carbon based magnetic nanocomposites. Magnetic nanoparticles (Fe3O4) and fructose (1:2 weight ratio) were mechanically mixed and submitted to a RF ...
L. Cervera-Gabalda, C. Gómez-Polo
doaj   +1 more source

Giant Magnetoresistive Biosensors for Time-Domain Magnetorelaxometry: A Theoretical Investigation and Progress Toward an Immunoassay. [PDF]

open access: yes, 2017
Magnetorelaxometry (MRX) is a promising new biosensing technique for point-of-care diagnostics. Historically, magnetic sensors have been primarily used to monitor the stray field of magnetic nanoparticles bound to analytes of interest for immunoassays ...
Hall, Drew A   +2 more
core   +1 more source

Production of Magnetic Modified Microalgae Using Iron Oxide Nanoparticles and Electroporation Technique

open access: yesChemical Engineering Transactions, 2019
Immobilization of living cells is a useful technique that allows to enhance the biotechnological properties of many organisms. Currently, cell-immobilization is obtained via carrier adsorption, self-aggregation and entrapment.
Maria Savvidou   +8 more
doaj   +1 more source

Dipodal Silane-modified Nano Fe3O4/Polyurethane Magnetic Nanocomposites: Preparation and Characterization [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2016
Magnetic nanocomposites were prepared by incorporation of pure Fe3O4 and surface-modified Fe3O4 nanoparticles (dipodal silane-modified Fe3O4) into a polyurethane elastomer matrix by in situ polymerization method.
Mir Mohammad Alavi Nikje   +4 more
doaj   +1 more source

Mesenchymal stem cells proliferation and remote manipulation upon exposure to magnetic semiconductor nanoparticles

open access: yesBiotechnology Reports, 2020
In this paper, we report on spatial redistribution of bone marrow mesenchymal stem cells loaded with magnetic nanoparticles under the influence of continuously applied magnetic field.
Tudor Braniste   +9 more
doaj   +1 more source

Removal of electrostatic artifacts in magnetic force microscopy by controlled magnetization of the tip: application to superparamagnetic nanoparticles [PDF]

open access: yes, 2016
Magnetic force microscopy (MFM) has been demonstrated as valuable technique for the characterization of magnetic nanomaterials. To be analyzed by MFM techniques, nanomaterials are generally deposited on flat substrates, resulting in an additional ...
ANGELONI, LIVIA   +4 more
core   +1 more source

Magnetic Imaging of Encapsulated Superparamagnetic Nanoparticles by Data Fusion of Magnetic Force Microscopy and Atomic Force Microscopy Signals for Correction of Topographic Crosstalk

open access: yesNanomaterials, 2020
Encapsulated magnetic nanoparticles are of increasing interest for biomedical applications. However, up to now, it is still not possible to characterize their localized magnetic properties within the capsules.
Marc Fuhrmann   +4 more
doaj   +1 more source

Magnetic nanoparticles as efficient bulk pinning centers in type-II superconductors

open access: yes, 2004
Enhancement of flux pinning by magnetic nanoparticles embedded into the bulk of type-2 superconductor is studied both theoretically and experimentally.
A. M. Campbell   +8 more
core   +1 more source

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