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Listar por autor "Sancenón Galarza, Félix"

Mostrando ítems 1-20 de 256

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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 chemical circular communication network at the nanoscale

de Luis-Fernández, Beatriz; Morella-Aucejo, Ángela; Llopis-Lorente, Antoni; Godoy-Reyes, Tania Mariel; Villalonga, Reynaldo; Aznar, Elena; Sancenón Galarza, Félix; Martínez-Máñez, Ramón (The Royal Society of Chemistry, 2021-01-28)

[EN] In nature, coordinated communication between different entities enables a group to accomplish sophisticated functionalities that go beyond those carried out by individual agents. The possibility of programming and ...
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 fluorogenic capped mesoporous aptasensor for gluten detection

Pla, Luis; Martínez-Bisbal, M.Carmen; Aznar, Elena; Sancenón Galarza, Félix; Martínez-Máñez, Ramón; Santiago Felipe, Sara (Elsevier, 2021-02-22)

[EN] Celiac disease is a complex and autoimmune disorder caused by the ingestion of gluten affecting almost 1% of global population. Nowadays an effective treatment does not exist, and the only way to manage the disease ...
A gated material as immunosensor for in-tissue detection of IDH1-R132H mutation in gliomas

Pla, Luis; Sancenón Galarza, Félix; Martínez-Bisbal, M.Carmen; Prat-Acín, Ricardo; Galeano-Senabre, Inmaculada; Botello-Marabotto, Marina Dolores; Palanca-Suela, Sarai; Aznar, Elena; Santiago Felipe, Sara; Martínez-Máñez, Ramón (Elsevier, 2021-10-15)

[EN] A nanodevice consisted on nanoporous anodic alumina (NAA) supports functionalized with specific and selective antibody-based gatekeepers for the detection of IDH1-R132H mutant enzyme is here reported. Molecular profile ...
A glutathione disulfide-sensitive Janus nanomachine controlled by an enzymatic AND logic gate for smart delivery

Mayol, Beatriz; Diez-Sánchez, Paula; Sánchez, Alfredo; De La Torre, Cristina; Villalonga, Anabel; Lucena-Sánchez, Elena; Sancenón Galarza, Félix; Martinez-Ruiz, Paloma; Vilela, Diana; Martínez-Máñez, Ramón; Villalonga, Reynaldo (The Royal Society of Chemistry, 2021-11-18)

[EN] This work describes the assembly of a novel enzyme-controlled nanomachine operated through an AND Boolean logic gate for on-command delivery. The nanodevice was constructed on Au-mesoporous silica Janus nanoparticles ...
A l-glutamate-responsive delivery system based on enzyme-controlled self-immolative arylboronate-gated nanoparticles

Godoy-Reyes, Tania Mariel; Llopis-Lorente, Antoni; García-Fernández, Alba; Gaviña, Pablo; Costero, Ana M.; Villalonga, Reynaldo; Sancenón Galarza, Félix; Martínez-Máñez, Ramón (Royal Society of Chemistry, 2019-04-07)

[EN] We report herein a l-glutamate (l-Glu)-responsive delivery system. It consists of Janus Au-mesoporous silica (MS) nanoparticles functionalized with l-glutamate oxidase on the Au face and with self-immolative arylboronate ...
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 Nanoprobe Based on Gated Mesoporous Silica Nanoparticles for The Selective and Sensitive Detection of Benzene Metabolite t,t-Muconic Acid in Urine

Domínguez-Rodríguez, Marcia; Blandez, Juan F.; Lozano-Torres, Beatriz; De La Torre-Paredes, Cristina; Licchelli, Maurizio; Mangano, Carlo; Amendola, Valeria; Sancenón Galarza, Félix; Martínez-Máñez, Ramón (John Wiley & Sons, 2021-01-18)

[EN] Benzene is a highly toxic aromatic hydrocarbon. Inhaling benzene can cause dizziness, vertigo, headaches, aplasia, mutations and, in the most extreme cases, cancer. Trans,trans-muconic acid (t,t-MA) is one of the ...
A new 8-oxo-7,8-2 ' deoxyguanosine nanoporous anodic alumina aptasensor for colorectal cancer diagnosis in blood and urine

Pla, Luis; Sancenón Galarza, Félix; Martínez-Bisbal, M.Carmen; Bañuls, Celia; Estañ, Nuria; Botello-Marabotto, Marina Dolores; Aznar, Elena; Sáez, Guillermo; Santiago-Felipe, Sara; Martínez-Máñez, Ramón (The Royal Society of Chemistry, 2021-05-14)

[EN] Many important human diseases, and especially cancer, have been related to the overproduction of 8-oxo-7,8-dihydro-2 '-deoxyguanosine (8-oxo-dG). This molecule is a product of oxidative stress processes over nucleophilic ...