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Browsing by Author "Sancenón Galarza, Félix"

Now showing items 1-20 of 204

11B-MAS NMR approach to the boron adsorption mechanism on a glucose-functionalised mesoporous silica matrix

Sanfeliu Cano, Cristina; Martínez-Máñez, Ramón; Sancenón Galarza, Félix; Soto Camino, Juan; Amorós, Pedro; Azaïs, T.; Marcos Martínez, María Dolores (Elsevier, 2018)

[EN] Boron chemistry has raised much interest because, despite the difference between necessities and toxicity being very narrow, it is still widely used in industrial processes. In a previous work we reported an adsorbent ...
2,4-dinitrophenyl ether-containing chemodosimeters for the selective and sensitive 'in vitro' and 'in vivo' detection of hydrogen sulfide

El Sayed Shehata Nasr, Sameh; De La Torre, C,; Santos Figueroa, Luis E.; Martínez-Máñez, Ramón; Sancenón Galarza, Félix; Orzáez, M.; Costero, Ana M.; Parra, Margarita; Gil, Salvador (Taylor & Francis, 2015)

[EN] Four probes (i.e. D1¿D4) for the selective and sensitive fluorogenic detection of HS2 have been prepared and characterised. HEPES (10 mM, pH 7.4)¿DMSO 99:1 v/v solutions of D1¿D4 are essentially non-fluorescent. ...
4-(4,5-Diphenyl-1H-imidazole-2-yl)-N,N-dimethylaniline-Cu(II) complex, a highly selective probe for glutathione sensing in water-acetonitrile mixtures

Essam Elsayed-Moham Okda, Hazem; El Sayed, Sameh; Ferreira, R. Cristina M.; Costa, Susana P.G.; Raposo, M.M.; Martínez-Máñez, Ramón; Sancenón Galarza, Félix (Elsevier, 2018-12)

[EN] The imidazole derivative 4-(4,5-diphenyl-1H-imidazol-2-yl)-N,N-dimethylaniline (probe 1) formed a highly coloured and non-emissive 1:1 stoichiometry complex with Cu(II) in water-acetonitrile 1:1 (v/v) solutions. Among ...
A 1-to-2 demultiplexer hybrid nanocarrier for cargo delivery and activation

de Luis-Fernández, Beatriz; García-Fernández, Alba; Llopis-Lorente, Antoni; Villalonga, Reynaldo; Sancenón Galarza, Félix; Martínez-Máñez, Ramón (The Royal Society of Chemistry, 2020-09-07)

[EN] A biocomputing strategy implemented in hybrid nanocarriers for controlled cargo delivery is described. The nanodevice consists of enzyme-functionalized Janus Au-mesoporous silica nanoparticles, which behave as an ...
A Boron Dipyrromethene (BODIPY)-Based Cu-II-Bipyridine Complex for Highly Selective NO Detection

Juárez, Luis A.; Barba Bon, Andrea; Costero Nieto, Ana María; Martínez Mañez, Ramón; Sancenón Galarza, Félix; Parra Álvarez, Margarita; Gaviña Costero, Pablo; Terencio Silvestre, María Carmen; Alcaraz Tormo, María José (2015)

[EN] A BODIPY-containing Cu-II-bipyridine complex for the simple selective fluorogenic detection of NO in air and in live cells is reported. The detection mechanism is based on NO-promoted Cu-II to Cu-I reduction, followed ...
A chalcone-based highly selective and sensitive chromofluorogenic probe for trivalent metal cations

Santos Figueroa, Luis Enrique; Llopis Lorente, Antoni; Royo Calvo, Santiago; Sancenón Galarza, Félix; Martínez-Máñez, Ramón; Costero, Ana M.; Gil Grau, Salvador; Parra Álvarez, Margarita (Wiley-VCH Verlag, 2015-05)

[EN] Anew chalcone-based probe for the chromofluorogenic sens-ing of trivalent (Al3 +,Fe3+,Cr3+,Ga3+,In3+and As3 +)overmono-and divalent cationsand anionsisreported. In the presence of trivalent metal cations,the probe was ...
A chemosensor bearing sulfonyl azide moieties for selective chromo-fluorogenic hydrogen sulfide recognition in aqueous media and in living cells

Santos Figueroa, Luis Enrique; De la Torre Paredes, Cristina; El Sayed Shehata Nasr, Sameh; Sancenón Galarza, Félix; Martínez-Máñez, Ramón; Costero Nieto, Ana María; Gil Grau, Salvador; Parra, Margarita (Wiley-VCH Verlag, 2014-03)

A simple chemodosimeter based on a sulfonyl azide dye (1-Az), which displayed a highly selective response toward hydrogen sulfide anion in mixed aqueous media, was synthesised and characterised. Addition of hydrogen sulfide ...
A Chromo-Fluorogenic Synthetic Canary for CO Detection Based on a Pyrenylvinyl Ruthenium(II) Complex

Moragues Pons, María Esperanza; Toscani, Anita; Sancenón Galarza, Félix; Martínez-Máñez, Ramón; White, Andrew; Wilton-Ely, James D. E. T. (American Chemical Society, 2014-08-27)

The chromo-fluorogenic detection of carbon monoxide in air has been achieved using a simple, inexpensive system based on ruthenium(II). This probe shows exceptional sensitivity and selectivity in its sensing behavior ...
A Chromogenic Probe for the Selective Recognition of Sarin and Soman Mimic DFP

El Sayed Shehata Nasr, Sameh; Pascual Vidal, Lluís; Agostini, Alessandro; Martínez-Máñez, Ramón; Sancenón Galarza, Félix; Costero Nieto, Ana María; Parra Álvarez, Margarita; Gil Grau, Salvador (Wiley Open Access, 2014-08)

The synthesis, characterization and sensing features of a novel probe 1 for the selective chromogenic recognition of diisopropylfluorophosphate (DFP), a sarin and soman mimic, in 99:1 (v/ v) water/acetonitrile and in ...
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. ...
A dual channel sulphur-containing a macrocycle functionalised BODIPY probe for the detection of Hg(II) in a mixed aqueous solution

Lo-Presti, Maria; Martínez-Máñez, Ramón; Ros-Lis, José Vicente; Batista, Rosa M. F.; Costa, Susana P. G.; Raposo, M. Manuela M.; Sancenón Galarza, Félix (The Royal Society of Chemistry, 2018)

[EN] We report herein the synthesis and chromo-fluorogenic behaviour of a new probe 1 containing a boron-dipyrromethene (BODIPY) unit electronically connected with a dithia-dioxa-aza macrocycle. Acetonitrile and ...
A Molecular Probe for the Highly Selective Chromogenic Detection of DFP, a Mimic of Sarin and Soman Nerve Agents

Gotor Candel, Raul Jesús; Costero Nieto, Ana María; Gil Grau, Salvador; Parra Álvarez, Margarita; Martínez Mañez, Ramón; Sancenón Galarza, Félix (Wiley-VCH Verlag, 2011-10-17)

Lethal-weapon visualization: A novel triarylmethanol derivative, which is able to colorimetrically distinguish diisopropylfluorophosphate (DFP; a mimic of Sarin and Soman) from other nerve-agent simulants, is reported (see ...
A Mycoplasma Genomic DNA Probe using Gated Nanoporous Anodic Alumina

Pla, Luis; Xifre Perez, Elisabet; Ribes, Àngela; Aznar, Elena; Marcos Martínez, María Dolores; Marsal, L.F.; Martínez-Máñez, Ramón; Sancenón Galarza, Félix (John Wiley & Sons, 2017)

[EN] A nanoporous anodic alumina (NAA)-based sensor system for the detection of Mycoplasma was developed through the implementation of "molecular gates" selective to the presence of this bacterium. The capped support showed ...
A new chromo-fluorogenic probe based on BODIPY for NO2 detection in air

Juárez, L.Alberto; Costero, Ana M.; Parra Álvarez, Margarita; Gil Grau, Salvador; Sancenón Galarza, Félix; Martínez Mañez, Ramón (Royal Society of Chemistry, 2014-11)

[EN] A novel colorimetric probe for the selective and sensitive detection of NO2 in solution and in air based on a BODIPY core containing an oxime group has been prepared.
A new class of silica-supported chromo-fluorogenic chemosensors for anion recognition based on a selenourea scaffold

Casula, A.; Llopis-Lorente, Antoni; Garau, A.; Isaia, F.; Kubicki, M.; Lippolis, V.; Sancenón Galarza, Félix; Martínez-Máñez, Ramón; Owczarzak, A.; Santi, C.; Andrea Scorciapino, M.; Caltagirone, C. (The Royal Society of Chemistry, 2017)

[EN] The first example of a chemosensor (L) containing a selenourea moiety is described here. L is able to colorimetrically sense the presence of CN- and S2- in H2O: MeCN (75 : 25, v/v). Moreover, when L is loaded into ...
A new fluorescent "turn-on" chemodosimeter for the detection of hydrogen sulfide in water and living cells

EL SAYED SHIHATA NASR, SAMEH; Torre, Cristina de la; Santos Figueroa, Luis Enrique; Pérez Payá, Enrique; Martínez Mañez, Ramón; Sancenón Galarza, Félix; Costero, Ana M.; Parra Álvarez, Margarita; Gil Grau, Salvador (Royal Society of Chemistry, 2013-12-28)

[EN] A new fluorescent turn-on probe for the selective detection of hydrogen sulfide in water and living cells based on a 8-hydroxyquinoline fluorophore functionalized with a 2,6-dinitrophenyl ether moiety has been developed.
A new selective fluorogenic probe for trivalent cations

Barba Bon, Andrea; Costero, Ana; Gil Grau, Salvador; Parra Álvarez, Margarita; Soto Camino, Juan; Martínez Mañez, Ramón; Sancenón Galarza, Félix (Royal Society of Chemistry, 2012)

[EN] A new selective chromo-fluorogenic probe for Fe 3+, Cr 3+ and Al 3+ is reported. Detection limits are in the ¿M range and the fluorogenic sensing ability could be observed by the naked eye when illuminated with UV-light. ...
A New Simple Chromo-fluorogenic Probe for NO2 Detection in Air

Juarez, Luis A.; Costero, Ana M.; Sancenón Galarza, Félix; Martínez-Máñez, Ramón; Parra Álvarez, Margarita; Gaviña Costero, Pablo (John Wiley & Sons, 2015)

[EN] A new chromo-fluorogenic probe, consisting of a biphenyl derivative containing both a silylbenzyl ether and a N,N-dimethylamino group, for NO2 detection in the gas phase has been developed. A clear colour change from ...
A NIR light-triggered drug delivery system using core-shell gold nanostars-mesoporous silica nanoparticles based on multiphoton absorption photo-dissociation of 2-nitrobenzyl PEG

Hernández-Montoto, Andy; Gorbe, Mónica; Llopis-Lorente, Antoni; Terrés-Haro, José Manuel; Montes-Robles, Roberto; Cao Milán, Roberto; Díaz de Greñu-Puertas, Borja; Alfonso-Navarro, María; Orzaez, Mar; Marcos Martínez, María Dolores; Martínez-Máñez, Ramón; Sancenón Galarza, Félix (The Royal Society of Chemistry, 2019-08-07)

[EN] Gold nanostars coated with a mesoporous silica shell and functionalized with poly(ethylene glycol) containing photolabile 2-nitrobenzyl moieties are able to release doxorubicin after NIR light irradiation at low power ...
A Photoactivated Molecular Gate

Agostini, Alessandro; Sancenón Galarza, Félix; Martínez Mañez, Ramón; Marcos Martínez, María Dolores; Soto Camino, Juan; Amoros del Toro, Pedro Jose (Wiley-VCH Verlag, 2012-09-24)

Light-controlled gate: A novel capped silica nanoscopic mesoporous hybrid material for photo-driven cargo release applications has been designed and prepared. The capped system, which shows a zero release, contains a ...