Browsing IQS by Author "Agut Bonsfills, Montserrat"
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A comparative study on two cationic porphycenes: photophysical and antimicrobial photoinactivation evaluation
Nonell, Santi; Agut Bonsfills, Montserrat; Ruiz González, Rubén; Reddi, Elena (International Journal of Molecular Sciences. Vol.16, n.11 (2015), p.27072-27086, 2015-11)Over the last decades, the number of pathogenic multi-resistant microorganisms has grown dramatically, which has stimulated the search for novel strategies to combat antimicrobial resistance. Antimicrobial ... -
Análisis simultáneo de aflatoxinas y ocratoxina A en compost por HPLC-MS
Comellas Riera, Lluís; Agut Bonsfills, Montserrat; Broto Puig, Francesc; Navajas, H. (Afinidad. Vol.66, n.546 (2010), p.94-99, 2010-03)Las aflatoxinas y ocratoxina A son las micotoxinas más estudiadas debido a su elevada toxicidad y amplia distribución. En este trabajo se describe un método de análisis simultáneo de las aflatoxinas ... -
Effective photodynamic inactivation of 26 Escherichia coli strains with different antibiotic susceptibility profiles: a planktonic and biofilm study
Nonell, Santi; Agut Bonsfills, Montserrat; Gulías Borau, Òscar; McKenzie, Giselle; Bayó, Miquel (Antibiotics. Vol.9, n.3 (2020), 98, 2020-02)The emergence of multidrug-resistant bacteria is a growing problem and alternative therapies are being sought to effectively address this issue. The aim of this study is to assess a range of Escherichia ... -
Estudio de la producción de aflatoxinas B1, G1, B2 y G2 en semillas de anacardo por parte de Aspergillus parasiticus CECT 2681 mediante cromatografía líquida de ultra-alta resolución
Broto Puig, Francesc; Agut Bonsfills, Montserrat; Comellas Riera, Lluís; Alfaro, Claudia Verónica (Afinidad. Vol.70, n.563 (2013), p.170-174, 2013-07)En este trabajo se pone a punto un método de cromatografía líquida de ultra-alta resolución para el análisis de aflatoxinas en semillas de anacardo. El tiempo de análisis cromatográfico para la detección ... -
Evaluación mediante HPLC-MS de la capacidad de producción de aflatoxinas y ocratoxina A por parte de 20 cepas de Aspergillus y Penicillium aisladas de compost
Agut Bonsfills, Montserrat; Comellas Riera, Lluís; Cuadrench-Tripiana, Anna (Afinidad. Vol.71, n.565 (2014), p.14-19, 2014-01)Este artículo aporta los resultados obtenidos tras realizar el aislamiento e identificación de los mohos presentes en muestras obtenidas en los distintos estadios de la producción de compost en dos ... -
Morphology effects on singlet oxygen production and bacterial photoinactivation efficiency by different silica-protoporphyrin IX nanocomposites
Nonell, Santi; Planas, O.; Gulías Borau, Òscar; Agut Bonsfills, Montserrat; Zampini, G.; Marmottini, F.; Latterini, L. (RSC Advances. Vol.7, n.24 (2017), p.14422-14429, 2017-03)Different silica-protoporphyrin IX (PpIX) nanocomposites have been synthesized to evaluate the dependence of singlet oxygen production and bacterial inactivation efficiency on the morphology of the ... -
On the mechanism of Candida tropicalis biofilm reduction by the combined action of naturally-occurring anthraquinones and blue light
Nonell, Santi; Bresolí Obach, Roger; Agut Bonsfills, Montserrat; Marioni, Juliana; Comini, Laura R.; Cabrera, José L.; Paraje, María G.; Núñez Montoya, Susana C. (PLoS ONE. Vol.12, n.7 (2017), e0181517, 2017-07)The photoprocesses involved in the photo-induced Candida tropicalis biofilm reduction by two natural anthraquinones (AQs), rubiadin (1) and rubiadin-1-methyl ether (2), were examined. Production of ... -
Singlet oxygen in antimicrobial photodynamic therapy: photosensitizer-dependent production and decay in E. coli
Nonell, Santi; Agut Bonsfills, Montserrat; Ragàs Amalrich, Xavier; He, Xin; Roxo-Rosa, Mónica; Rocha Gonsalves, António; Serra, Arménio C. (Molecules. Vol.18, n.3 (2013), p.2712-2725, 2013-02)Several families of photosensitizers are currently being scrutinized for antimicrobial photodynamic therapy applications. Differences in physical and photochemical properties can lead to different ... -
Subdiffraction localization of a nanostructured photosensitizer in bacterial cells
Agut Bonsfills, Montserrat; Nonell, Santi; Delcanale, Pietro; Pennacchietti, Francesca; Maestrini, Giulio; Rodríguez Amigo, Beatriz; Bianchini, Paolo; Diaspro, Alberto; Iagatti, Alessandro; Patrizi, Barbara; Foggi, Paolo; Abbruzzetti, Stefania; Viappiani, Cristiano (Scientific Reports. Vol.5, 15564 (2015), 2015-10)Antibacterial treatments based on photosensitized production of reactive oxygen species is a promising approach to address local microbial infections. Given the small size of bacterial cells, identification ... -
Synthesis, photophysical characterization and photoinduced antibacterial activity of methylene blue-loaded amino- and mannose-targeted mesoporous silica nanoparticles
Planas Marquès, Oriol; Bresolí Obach, Roger; Nos, Jaume; Gallavardin, Thibault; Ruiz González, Rubén; Agut Bonsfills, Montserrat; Nonell, Santi (Molecules. Vol.20, n.4 (2015), p.6284-6298, 2015-04)Over the last 20 years, the number of pathogenic multi-resistant microorganisms has grown steadily, which has stimulated the search for new strategies to combat antimicrobial resistance. Antimicrobial ... -
Tetramethylbenzidine: an acoustogenic photoacoustic probe for reactive oxygen species detection
Nonell, Santi; Agut Bonsfills, Montserrat; Bresolí-Obach, Roger; Frattini, Marcello; Abbruzzetti, Stefania; Viappiani, Cristiano (Sensors. Vol.20, n.20 (2020), 5952, 2020-10)Photoacoustic imaging is attracting a great deal of interest owing to its distinct advantages over other imaging techniques such as fluorescence or magnetic resonance image. The availability of photoacoustic ... -
Tuning the local solvent composition at a drug carrier surface: the effect of dimethyl sulfoxide/water mixture on the photofunctional properties of hypericin–β-lactoglobulin complexes
Nonell, Santi; Rodríguez Amigo, Beatriz; Agut Bonsfills, Montserrat; Delcanale, P.; Juárez Jiménez, Jordi; Luque, Francisco Javier; Abbruzzetti, S.; Viappiani, C. (Journal of Materials Chemistry B. Vol.5, n.8 (2017), p.1633-1641, 2017-01)Aggregation is a major problem for the anti-microbial photodynamic applications of hydrophobic photosensitizers since it strongly reduces the amount of singlet oxygen generated in aqueous solutions. ...