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Browsing by Subject "Controlled release"

Now showing items 21-40 of 56

Electro-responsive films containing voltage responsive gated mesoporous silica nanoparticles grafted onto PEDOT-based conducting polymer

García-Fernández, Alba; Lozano-Torres, Beatriz; Blandez, Juan F.; Monreal-Trigo, Javier; Soto Camino, Juan; Collazos-Castro, Jorge E.; Alcañiz Fillol, Miguel; Marcos Martínez, María Dolores; Sancenón Galarza, Félix; Martínez-Máñez, Ramón (Elsevier, 2020-07-10)

[EN] The characteristics and electromechanical properties of conductive polymers together to their biocompatibility have boosted their application as a suitable tool in regenerative medicine and tissue engineering. ...
Electrohilado coaxial de alcohol polivinílico y ácido poli-L-láctico para la liberación controlada de ciprofloxacino

Chacón Berenguer, Alejandro (Universitat Politècnica de València, 2024-09-03)

[ES] Los sistemas de liberación controlada de fármacos surgen como alternativa a los métodos tradicionales con el fin de mejorar la eficacia de los tratamientos, pudiendo adaptar la localización y periodo de tiempo de ...
ENCAPSULATION OF FOLIC ACID IN MESOPOROUS SILICA SUPPORTS: A NUTRITIONAL AND TECHNOLOGICAL APPROACH

Pérez Esteve, Edgar (Universitat Politècnica de València, 2015-12-09)

[EN] The present PhD thesis, entitled "Encapsulation of folic acid in silica porous supports: a nutritional and technological approach", focuses on the development of new smart systems for the controlled delivery of folic ...
Enzyme-Controlled Nanodevice for Acetylcholine-Triggered Cargo Delivery Based on Janus Au-Mesoporous Silica Nanoparticles

Llopis-Lorente, Antoni; Díez, Paula; De La Torre-Paredes, Cristina; Sanchez, Alfredo; Sancenón Galarza, Félix; Aznar, Elena; Marcos Martínez, María Dolores; Martínez-Ruíz, Paloma; Martínez-Máñez, Ramón; Villalonga, Reynaldo (John Wiley & Sons, 2017-03-28)

[EN] This work reports a new gated nanodevice for acetylcholine-triggered cargo delivery. We prepared and characterized Janus Au-mesoporous silica nanoparticles functionalized with acetylcholinesterase on the Au face and ...
Enzyme-controlled sensing-actuating nanomachine based on Janus Au-mesoporous silica nanoparticles

Villalonga, Reynaldo; Díez, Paula; Sánchez, Alfredo; Aznar, Elena; Martínez-Máñez, Ramón; Pingarrón, J.M. (John Wiley & Sons, 2013-06)

[EN] Novel Janus nanoparticles with Au and mesoporous silica faces on opposite sides were prepared using a Pickering emulsion template with paraffin wax as the oil phase. These anisotropic colloids were employed as integrated ...
Enzyme-functionalized hybrid mesoporous nanodevices for sensing, controlled release and molecular communication

Llopis Lorente, Antoni (Universitat Politècnica de València, 2019-03-04)

[ES] La presente tesis doctoral titulada "Nanodispositivos mesoporosos híbridos funcionalizados con enzimas para detección, liberación controlada y comunicación molecular" se centra en el diseño, preparación, caracterización ...
Enzyme-mediated controlled release systems by anchoring peptide sequences on mesoporous silica supports

Coll Merino, Mª Carmen; Mondragón Martínez, Laura; Martínez Mañez, Ramón; Sancenón Galarza, Félix; Marcos Martínez, María Dolores; Soto Camino, Juan; Amoros del Toro, Pedro Jose; Pérez Payá, Enrique (Wiley-VCH Verlag, 2011-02-01)

Gated community: Peptides anchored to the surface of silica mesoporous supports by a valid procedure act as gatekeepers. In this way, "zero release" supports that selectively deliver the cargo in the presence of a suitable ...
ESTUDIO DE LA APLICACIÓN DE MATERIALES POROSOS BASADOS EN SÍLICE PARA LA LIBERACIÓN CONTROLADA DE MOLÉCULAS ANTIMICROBIANAS

Martínez Garrido, Ernesto José (Universitat Politècnica de València, 2019-09-11)

[ES] En este trabajo se plantea la encapsulacio¿n de biomole¿culas antimicrobianas naturales en so¿lidos porosos basados en si¿lice, con la finalidad de reducir la volatilidad de estos compuestos haciendo posible su ...
Eugenol incorporation into thermoprocessed starch films using different encapsulating materials

Talón, Emma; Vargas, Maria; Chiralt Boix, Mª Amparo; González Martínez, María Consuelo (Elsevier, 2019-09)

[EN] The effect of the incorporation of eugenol on the mechanical, barrier and antioxidant properties of compression moulded corn starch films was studied as well as the release kinetics. Free or spray-dried encapsulated ...
Evaluación de materiales mesoporosos de sílice para la encapsulación de dialil disulfuro

Martínez Domingo, Miguel Antonio (Universitat Politècnica de València, 2015-10-30)

[ES] El ajo es un alimento de sobra conocido que entre otras presenta propiedades biocidas, elprincipal compuesto responsable de este efecto, es el dialildisulfuro; el cual es termo y fotolábil y uno de los responsables ...
Finely tuned temperature-controlled cargo release using paraffin-capped mesoporous silica nanoparticles

Aznar Gimeno, Elena; Mondragón Martínez, Laura; Ros-Lis, José Vicente; Sancenón Galarza, Félix; Marcos Martínez, María Dolores; Martínez Mañez, Ramón; Soto Camino, Juan; Pérez Payá, Enrique; AMOROS DEL TORO, PEDRO (Wiley-VCH Verlag, 2011-09-27)

Trapped: Mesoporous silica nanoparticles were loaded with a fluorescent guest and functionalized with octadecyltrimethoxysilane. The alkyl chains interact with paraffins, which build a hydrophobic layer around the particle ...
Functional silica materials for controlled release, sensing and elimination of target molecules

Candel Busquets, Inmaculada (Universitat Politècnica de València, 2014-07-29)

La presente tesis doctoral titulada “Materiales de sílice funcionales para la liberación controlada, detección y eliminación de moléculas de interés” se centra en el diseño y desarrollo de materiales híbridos ...
Gated Organonanoclays for Large Biomolecules: Controlled Release Triggered by Surfactant Stimulus

Poyatos-Racionero, Elisa; Pérez-Esteve, Édgar; Medaglia, Serena; Aznar, Elena; Barat Baviera, José Manuel; Martínez-Máñez, Ramón; Marcos Martínez, María Dolores; Bernardos Bau, Andrea (MDPI AG, 2022-08)

[EN] The low toxicity and high adsorption capacities of clay minerals make them attractive for controlled delivery applications. However, the number of controlled-release studies in the literature using clay minerals is ...
Hybrid PLGA-Organosilica Nanoparticles with Redox-Sensitive Molecular Gates

Quesada Vilar, Manuel; Muniesa Lajara, Carlos; Botella Asuncion, Pablo (American Chemical Society, 2013-07-09)

[EN] A novel type of hybrid material based on a PLGA nanoparticle core and a redox-responsive amorphous organosilica shell have been successfully synthesized. The outer layer is obtained by self-assembly of silicate ions ...
Lactose-Gated Mesoporous Silica Particles for Intestinal Controlled Delivery of Essential Oil Components: An In Vitro and In Vivo Study

Poyatos-Racionero, Elisa; González-Álvarez, Isabel; Sánchez-Moreno, Paola; Sitia, Leopoldo; Gatto, Francesca; Pompa, Pier Paolo; Aznar, Elena; González-Álvarez, Marta; Martínez-Máñez, Ramón; Marcos Martínez, María Dolores; Bernardos Bau, Andrea (MDPI AG, 2021-07)

[EN] Mesoporous silica microparticles functionalized with lactose for the specific release of essential oil components (EOCs) in the small intestine are presented. In vitro and in vivo intestinal models were applied to ...
Long-term antifungal activity of volatile essential oil components released from mesoporous silica materials

Janatova, Anezka; Bernardos Bau, Andrea; Smid, Jakub; Frankova, Adela; Lhotka, Miroslav; Kourimská, Lenka; Pulkrabek, Josef; Kloucek, Pavel (Elsevier, 2015-05)

[EN] Antimicrobial volatile substances from plants have become known as a suitable alternative to synthetic pesticides and food preservatives. The study tested the antifungal activity against Aspergillus niger of seven ...
Mesoporous Bioactive Glasses Equipped with Stimuli-Responsive Molecular Gates for Controlled Delivery of Levofloxacin against Bacteria

Polo, Lorena; Gómez-Cerezo, N.; García-Fernández, Alba; Aznar, Elena; Vivancos, José-Luis; Arcos, Daniel; Vallet, María; Martínez-Máñez, Ramón (John Wiley & Sons, 2018-12)

[EN] An increase of bone diseases incidence has boosted the study of ceramic biomaterials as potential osteo-inductive scaffolds. In particular, mesoporous bioactive glasses have demonstrated to possess a broad application ...
Modified sodium caseinate films as releasing carriers of lysozyme

Mendes de-Souza, Poliana; Fernandez, A.; Lopez-Carballo, Gracia; Gavara Clemente, Rafael; Hernández-Muñoz, Pilar (Elsevier, 2010)

[EN] Films made of sodium caseinate containing lysozyme where modified by chemical or biochemical crosslinkers to achieve a controlled release of the antimicrobial lysozyme. Kinetic studies in buffered solutions at pH ...
Modulation of folic acid bioaccessibility by encapsulation in pH-responsive gated mesoporous silica particles

Pérez-Esteve, Édgar; Fuentes López, Ana; Coll Merino, Mª Carmen; Acosta, Carolina; Bernardos Bau, Andrea; Amoros del Toro, Pedro Jose; Marcos Martínez, María Dolores; Sancenón Galarza, Félix; Martínez-Máñez, Ramón; Barat Baviera, José Manuel (Elsevier, 2015-01-15)

[EN] A study on the controlled release of folic acid (FA) from pH-responsive gated mesoporous silica particles (MSP) is reported. The MCM-41 support was synthesized using tetraethyl orthosilicate (TEOS) as hydrolytic ...
Molecular gates in mesoporous bioactive glasses for the treatment of bone tumors and infection

Polo, Lorena; Gómez-Cerezo, Natividad; Aznar, Elena; Vivancos, José-Luis; Sancenón Galarza, Félix; Arcos, Daniel; Vallet, María; Martínez-Máñez, Ramón (Elsevier, 2017)

[EN] Silica mesoporous nanomaterials have been proved to have meaningful application in biotechnology and biomedicine. Particularly, mesoporous bioactive glasses are recently gaining importance thanks to their bone ...