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. ...
Juarez, Luís Alberto; Costero Nieto, Ana María; Parra Álvarez, Margarita; Gaviña, Pablo; Gil Grau, Salvador(Wiley, 2016-06-13)
Anew colorimetric and fluorogenic probe,based on a3-formyl boron dipyrromethene (BODIPY)phe-nylhydrazone, for the sensitive and selectivedetectionNO2(g) has been prepared. The probeinsolution experi-ences aremarkablehypsochromic ...
Costero Nieto, Ana María; Gil Grau, Salvador; Parra Álvarez, Margarita; Mancini, Pedro Maximo Emilio; Kneeteman, Maria N.; Quindt, Matias I.(Elsevier, 2015-06-24)
[EN] Several bis-vanillin derivatives containing semicarbazone moieties have been prepared and used in discriminating trivalent cations. The prepared probes are readily obtained and they are usually highly crystalline. ...
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 ...
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 ...
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 ...
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 ...
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. ...
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 ...
Martínez-Aquino, Carlos; Costero, Ana M.; Gil Grau, Salvador; Gaviña, Pablo(MDPI AG, 2018-10)
[EN] A new environmentally-friendly, simple, selective and sensitive probe for detecting formaldehyde, based on naturally-occurring compounds, through either colorimetric or fluorescence changes, is described. The probe ...
Quindt, M. I.; Gutiérrez, Leandro G.; Kneeteman, M. N.; Mancini, P.M.E.; Parra Alvarez, Margarita; Gil Grau, Salvador; Costero, Ana M.(Bentham Science, 2018)
[EN] A new fluorogenic and chromogenic probe (L) for the selective, sensitive and naked-eye detection of Cu2+ is reported. Complexation constant, complex stoichiometry and quantum chemical (DFT) calculation for Cu2+ complex ...
Bravo, Virginia; Gil Grau, Salvador; Costero Nieto, Ana María; Kneeteman, Maria N.; Llaosa, Úrsula; Mancini, Pedro Maximo Emilio; Ochando Gómez, Luis Enrique; Parra Álvarez, Margarita(Elsevier, 2012-06-17)
[EN] The synthesis of two new 2,7-disubstituted phenanthrene-based bis oximes is described. The ability of
these two compound for complexing heavy metal cations have been studied and complexation constants
and complex ...
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. ...
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 ...
Climent Terol, Estela; Biyikal, Mustafa; Gawlitza, K.; Dropa, T.; Urban, M.; Costero Nieto, Ana María; Martínez-Máñez, Ramón; Rurack, K.(Wiley, 2016-08-01)
Test strips that in combination with a portable fluorescence reader or digital camera can rapidly and selectively detect chemical warfare agents (CWAs) such as Tabun (GA), Sarin (GB), and Soman (GD) and their simulants in ...
Garrido-García, Eva María; Alfonso-Navarro, María; Díaz de Greñu-Puertas, Borja; Marcos Martínez, María Dolores; Costero, Ana M.; Gil Grau, Salvador; Sancenón Galarza, Félix; Martínez-Máñez, Ramón(American Chemical Society, 2020-09-25)
[EN] A bio-inspired nanodevice for the selective and sensitive fluorogenic detection of 3,4-
methylenedioxypyrovalerone (MDPV), usually known as Cannibal drug, is reported. The sensing nanodevice is based on
mesoporous ...
Marti, A.; Costero Nieto, Ana María; Gaviña, P.; Parra Álvarez, Margarita(Wiley-VCH Verlag, 2015-09-22)
A thiourea-modified fluorescein derivative was synthesized by reaction of fluorescein isothiocyanate with 2-(2-aminoethoxy)ethan-1-ol. UV/Vis absorption and fluorescence emission spectroscopy studies demonstrated that this ...
Godoy-Reyes, Tania Mariel; Llopis-Lorente, Antoni; García-Fernández, Alba; Gaviña, Pablo; Costero, Ana M.; Martínez-Máñez, Ramón; Sancenón Galarza, Félix(The Royal Society of Chemistry, 2019)
[EN] Mesoporous silica nanoparticles capped with acetylcholinesterase, through boronic ester linkages, selectively release an entrapped cargo in the presence of acetylcholine.
Pascual, Lluís; El Sayed Shehata Nasr, Sameh; Martínez-Máñez, Ramón; Costero Nieto, Ana María; Gil Grau, Salvador; Gaviña Costero, Pablo; Sancenón Galarza, Félix(American Chemical Society, 2016-11-04)
Mesoporous silica nanoparticles loaded with rhodamine B and capped with acetylcholinesterase are able to be selectively opened and deliver their cargo in the presence of nerve agent simulant diisopropyl fluorophosphate (DFP).
Candel Busquets, Inmaculada; Aznar Gimeno, Elena; Mondragón Martínez, Laura; De la Torre Paredes, Cristina; Martínez Mañez, Ramón; Sancenón Galarza, Félix; Marcos Martínez, María Dolores; Amoros del Toro, Pedro Jose; Guillem, Carmen; Pérez Payá, Enrique; Costero Nieto, Ana María; Gil Grau, Salvador; Parra Álvarez, Margarita(Royal Society of Chemistry, 2012-10-02)
MCM-41 silica nanoparticles were used as inorganic scaffolding to prepare a nanoscopic-capped hybrid material S1, which was able to release an entrapped cargo in the presence of certain enzymes, whereas in the absence of ...