The cellular interactions of PEGylated gold nanoparticles : effect of PEGylation on cellular uptake and cytotoxicity [PDF]
Poly(ethylene glycol) (PEG) is frequently used to coat various medical nanoparticles (NPs). As PEG is known to minimize NP interactions with biological specimens, the question remains whether PEGylated NPs are intrinsically less toxic or whether this is ...
Abdelmonem, Abuelmagd M +10 more
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Electrochemical Method for Detecting Hippuric Acid Using Osmium-antigen Conjugate on the Gold Nanoparticles Modified Screen-printed Carbon Electrodes [PDF]
This paper describes an electrochemical immunoassay for simple, fast and quantitative detection of a urinary hippuric acid which is one of major biological indicator in toluene-exposed humans. The electrochemical system of immunoassay was based on the directly osmium complex conjugated with hippuric acid. With the competition between free hippuric acid
Young-Bong Choi, Hyug-Han Kim
openaire +2 more sources
The influence of the shape of Au nanoparticles on the catalytic current of fructose dehydrogenase [PDF]
Graphite electrodes were modified with triangular (AuNTrs) or spherical (AuNPs) nanoparticles and further modified with fructose dehydrogenase (FDH). The present study reports the effect of the shape of these nanoparticles (NPs) on the catalytic current ...
Bergueiro, Julián, +9 more
core +4 more sources
Nanoparticles (NPs) engineered for biomedical applications are meant to be in contact with protein-rich physiological fluids. These proteins are usually adsorbed onto the NP surface, forming a swaddling layer called protein corona that influences cell ...
Catalayud, M. P. +5 more
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The Spherical Nucleic Acids mRNA Detection Paradox [PDF]
<p>From the 1950s onwards, our understanding of the formation and intracellular trafficking of membrane vesicles was informed by experiments in which cells were exposed to gold nanoparticles and their uptake and localisation, studied by electron ...
Carolan, Gemma +5 more
core +2 more sources
Thirty Femtograms Detection of Iron in Mammalian Cells
Inorganic nanomaterials and particles with enhanced optical, mechanical or magnetic attributes are currently being developed for a wide range of applications.
Berret, J. -F. +5 more
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Anti-proliferative activity of silver nanoparticles [PDF]
10.1186/1471-2121-10-65BMC Cell Biology1065 ...
AshaRani, P.V. +2 more
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Differential bioreactivity of neutral, cationic and anionic polystyrene nanoparticles with cells from the human alveolar compartment: robust response of alveolar type 1 epithelial cells [PDF]
BACKGROUND: Engineered nanoparticles (NP) are being developed for inhaled drug delivery. This route is non-invasive and the major target; alveolar epithelium provides a large surface area for drug administration and absorption, without first pass ...
Ruenraroengsak, P, Tetley, TD
core +2 more sources
Engineered inorganic nanoparticles are essential components in the development of nanotechnologies. For applications in nanomedicine, particles need to be functionalized to ensure a good dispersibility in biological fluids.
Berret, J. -F. +4 more
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Gold nanoprism-nanorod face off: comparing the heating efficiency, cellular internalization and thermoablation capacity [PDF]
[Aim]: This work compares the synthesis, heating capability, cellular internalization and thermoablation capacity of two different types of anisotropic gold nanoparticles: gold nanorods (NRs) and nanoprisms (NPrs).
Alfranca, Gabriel +5 more
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