Buscar en RiuNet

Listar

Todo RiuNet

Mi cuenta

Acceder

Ayuda RiuNet

Admin. UPV

Listar por palabra clave "Gold nanoparticles"

Mostrando ítems 1-20 de 28

Página siguiente

A Colorimetric Probe for the Selective Detection of Norepinephrine Based on a Double Molecular Recognition with Functionalized Gold Nanoparticles

Godoy-Reyes, Tania Mariel; Costero, Ana M.; Gaviña, Pablo; Martínez-Máñez, Ramón; Sancenón Galarza, Félix (American Chemical Society, 2019-03-22)

[EN] A simple colorimetric probe for the selective and sensitive detection of neurotransmitter norepinephrine (NE), an important biomarker in the detection of tumors such as pheochromocytoma and paraganglioma, is described. ...
Activity of ceria and ceria-supported gold nanoparticles for the carbamoylation of aliphatic amines by dimethyl carbonate

Juárez Marín, Raquel; Corma Canós, Avelino; García Gómez, Hermenegildo (International Union of Pure and Applied Chemistry, 2011-09-19)

Aliphatic amines react sluggishly with dimethyl carbonate (DMC) to give a mixture of N-methylation and carbamoylation. Nanoparticulated ceria as catalyst increases, in general, conversion and selectivity toward carbamoylation. ...
Aerobic oxidation of sulfides to sulfoxides catalyzed by gold/manganese oxides

Taketoshi, Ayako; Concepción Heydorn, Patricia; García Gómez, Hermenegildo; Corma Canós, Avelino; Haruta, Masatake (Chemical Society of Japan, 2013-12-15)

Although selective oxidation of sulfides to sulfoxides with molecular oxygen is a difficult reaction due to the overoxidation to sulfone, manganese oxides were found to catalyze the aerobic oxidation of sulfides to sulfoxides ...
Air-Stable, Dinuclear and Tetranuclear sigma,pi-Acetylide Gold(I) Complexes and Their Catalytic Implications

Grirrane, Abdessamad; García Gómez, Hermenegildo; Corma Canós, Avelino; Alvarez González, Eleuterio (John Wiley & Sons, 2013)

[EN] Two for one gold: Factors governing the formation of isolable digold(I) ó,ð-acetylide complexes are given (see scheme), indicating the general tendency of phosphine AuI precatalysts to form this type of complexes, ...
Colorimetric detection of normetanephrine, a pheochromocytoma biomarker, using bifunctionalised gold nanoparticles

Godoy-Reyes, Tania Mariel; Costero, Ana M.; Gaviña, Pablo; Martínez-Máñez, Ramón; Sancenón Galarza, Félix (Elsevier, 2019-05-16)

[EN] A simple and effective colorimetric method for the detection of normetanephrine (NMN), an O-methylated metabolite of norepinephrine, using functionalised gold nanoparticles is described. This metabolite is an important ...
Continuous flow carbamoylation of aniline by dimethyl carbonate using a microreactor coated with a thin film of ceria supported gold nanoparticles

Juárez Marín, Raquel; Pennemann, Helmut; García Gómez, Hermenegildo (Elsevier, 2011-01-10)

Selective carbamoylation of aniline by dimethyl carbonate has been performed under continuous flow using a microreactor having 10 mu m microchannels and 4 ml of total volume. Nanoparticulated ceria and gold nanoparticles ...
Desarrollo de nanopartículas dirigidas para el trasporte de ADN de interés en terapia génica

Navarro Plaza, María del Carmen (Universitat Politècnica de València, 2014-06-09)

[ES] La terapia génica es una terapia avanzada que tiene como objetivo la utilización de los ácidos nucleicos como medicamentos. Su potencial terapéutico es muy amplio y abarca prácticamente todas las patologías. Sin ...
Design and Characterization of ITO-Covered Resonant Nanopillars for Dual Optical and Electrochemical Sensing

Tramarin, Luca; Casquel, Rafael; Gil-Rostra, Jorge; González Martínez, Miguel Ángel; Herrero-Labrador, Raquel; Murillo, Ana María M.; Laguna, María Fé; Bañuls Polo, María-José; González-Elipe, Agustín R.; Holgado, Miguel (MDPI AG, 2022-10)

[EN] In this work we present a dual optical and electrochemical sensor based on SiO2/Si3N4 resonant nanopillars covered with an indium tin oxide (ITO) thin film. A 25-30 nm thick ITO layer deposited by magnetron sputtering ...
Design of a low-cost equipment for optical hyperthermia

Montes-Robles, Roberto; Hernández-Montoto, Andy; Ibáñez Civera, Francisco Javier; Masot Peris, Rafael; De La Torre-Paredes, Cristina; Martínez-Máñez, Ramón; Garcia-Breijo, Eduardo; Fraile Muñoz, Rubén (Elsevier, 2017)

[EN] A laser equipment is presented which has been specifically designed for optical hyperthermia. Such specificity in the design has allowed implementation at costs significantly lower than other options currently available ...
Determination of azoxystrobin and chlorothalonil using a methacrylate-based polymer modified with gold nanoparticles as solid-phase extraction sorbent

Catalá-Icardo, Mónica; Gómez Benito, Carmen; Simo Alfonso, Ernesto; Herrero Martinez, Jose Manuel (Springer Verlag (Germany), 2017-01)

This paper describes a novel and sensitive method for extraction, preconcentration, and determination of two important widely used fungicides, azoxystrobin, and chlorothalonil. The developed methodology is based on solid-phase ...
Development and characterization of fluorine tin oxide electrodes modified with high area porous thin films containing gold nanoparticles

Quintana, Carmen; Atienzar Corvillo, Pedro Enrique; Budroni, Gerolamo; Mora, Laura; Hernández, Lucas; García Gómez, Hermenegildo; Corma Canós, Avelino (Elsevier, 2010)

[EN] Different electrode materials are prepared using fluoride doped tin oxide (FTO) electrodes modified with high area porous thin films of metal oxides containing gold nanoparticles. Three different metal oxides (TiO2, ...
Development of a three-dimensional cell culture system based on microfluidics for nuclear magnetic resonance and optical monitoring

Esteve, Vicent; Berganzo, Javier; Monge, Rosa; Martínez-Bisbal, M.Carmen; Villa, Rosa; Celda, Bernardo; Fernández, Luis (American Institute of Physics (AIP), 2014-11)

A new microfluidic cell culture device compatible with real-time nuclear magnetic resonance (NMR) is presented here. The intended application is the long-term monitoring of 3D cell cultures by several techniques. The system ...
Estudio fotoquímico y fotofísico del fármaco Sulindaco y sus metabolitos en medios biológicos

Calero Pons, Elena (Universitat Politècnica de València, 2019-09-04)

[ES] En este trabajo se ha estudiado la fotorreactividad del fármaco sulindaco (SLD), que es un antiinflamatorio no esteroideo (AINE), en disolución y en presencia de proteínas. También se ha investigado la fotorreactividad ...
Glucose-Responsive Enzyme-Controlled Mesoporous Nanomachine with a Layer-by-Layer Supramolecular Architecture

Jimenez-Falcao, S.; de Luis-Fernández, Beatriz; García-Fernández, Alba; Llopis-Lorente, Antoni; Diez-Sánchez, Paula; Sánchez, Alfredo; Sancenón Galarza, Félix; Martínez-Ruiz, Paloma; Martínez-Máñez, Ramón; Villalonga, Reynaldo (2019-07-25)

[EN] Here we describe the construction of an integrated and pH-sensitive nanomachine with layer-by-layer supramolecular design and enzymatic control for on-command delivery. The nanodevice comprises a first layer of ...
Gold Nanoparticle-Assisted Virus Formation by Means of the Delivery of an Oncolytic Adenovirus Genome

Sendra, Luis; Miguel, Antonio; Navarro-Plaza, M. Carmen; Herrero, María José; de la Higuera, José; Cháfer-Pericás, Consuelo; Aznar, Elena; Marcos Martínez, María Dolores; Martínez-Máñez, Ramón; Rojas, Luis Alfonso; Alemany, Ramón; Aliño, Salvador F. (MDPI AG, 2020-06)

[EN] Oncolytic adenoviruses are a therapeutic alternative to treat cancer based on their ability to replicate selectively in tumor cells. However, their use is limited mainly by the neutralizing antibody (Nab) immune ...
Gold nanoparticles supported on nanoparticulate ceria as a powerful agent against intracellular oxidative stress

Menchón, Cristina; Martín González, Roberto; Apostolova, Nadezda; Victor, V. M.; Alvaro Rodríguez, Maria Mercedes; Herance Camacho, Jose Raul; García Gómez, Hermenegildo (Wiley-VCH Verlag, 2012-06-25)

Ceria-supported gold nanoparticles are prepared exhibiting peroxidase activity and acting as radical traps. Au/CeO2 shows a remarkable biocompatibility as demonstrated by measuring cellular viability, proliferation, and ...
Gold-nanoparticle based immunoassay on a Digital Versatile Disk for the determination of priority pollutants residues in water

Dobosz, Paulina (Universitat Politècnica de València, 2016-04-28)

The aim of this work is the development of an immunoassay adapted for compact disc technology to determine the priority pollutants residues in natural water. For that, specific antibody will be labeled with gold nanoparticles ...
Highly efficient hydroamination of phenylacetylenes with anilines catalysed by gold nanoparticles embedded in nanoporous polymer matrix: Insight into the reaction mechanism by kinetic and DFT investigations

Dentoni Litta, Antonella; Buonerba, Antonio; Casu, Alberto; Falqui, Andrea; Capaccione, Carmine; Franconetti, Antonio; García Gómez, Hermenegildo; Grassi, Alfonso (Elsevier, 2021-08)

[EN] The synthesis of aromatic ketimines via hydroamination of phenylacetylenes (PAs) with anilines (ANs) has been accomplished in high yields and with excellent regio- and stereo-selectivity using gold nanoparticles (AuNPs) ...
Highly selective and sensitive detection of glutathione using mesoporous silica nanoparticles capped with disulfide-containing oligo(ethylene glycol) chains

El Sayed Shehata Nasr, Sameh; Giménez Morales, Cristina; Aznar Gimeno, Elena; Martínez Mañez, Ramón; Sancenón Galarza, Félix; Licchelli, Maurizio (Royal Society of Chemistry, 2015)

[EN] Mesoporous silica nanoparticles loaded with safranin O and capped with disulfide-containing oligo(ethylene glycol) chains were used for the selective and sensitive fluorimetric detection of glutathione.
Mesoporous silica and gold-based nanodevices: new controlled delivery platforms for biomedical applications

Vivo Llorca, Gema (Universitat Politècnica de València, 2021-07-26)

[ES] La presente tesis doctoral titulada "Mesoporous silica and gold-based nanodevices: new controlled delivery platforms for biomedical applications" se centra en el diseño, síntesis, caracterización y evaluación de ...