Search Results - "Copello, J"

Development of a chitin/graphene oxide hybrid composite for the removal of pollutant dyes: Adsorption and desorption study by González, Joaquín A., Villanueva, María E., Piehl, Lidia L., Copello, Guillermo J.

“…•The components’ availability make this material a promising low-cost biosorbent.•Oxidized groups in the nGO structure increase the reactivity of the hybrid.•A…”
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Characterization of the Copper Transporters from Lotus spp. and Their Involvement under Flooding Conditions by Escaray, Francisco J, Antonelli, Cristian J, Copello, Guillermo J, Puig, Sergi, Peñarrubia, Lola, Ruiz, Oscar A, Perea-García, Ana

“…Forage legumes are an important livestock nutritional resource, which includes essential metals, such as copper. Particularly, the high prevalence of…”
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Point of zero charge as a factor to control biofilm formation of Pseudomonas aeruginosa in sol-gel derivatized aluminum alloy plates by Villanueva, M.E., Salinas, A., Copello, G.J., Díaz, L.E.

“…The hospital environment is particularly susceptible to contamination by bacterial pathogens that grow on surfaces as biofilms. An increased risk of disease…”
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Immobilized chitosan as biosorbent for the removal of Cd(II), Cr(III) and Cr(VI) from aqueous solutions by Copello, G.J., Varela, F., Vivot, R. Martínez, Díaz, L.E.

“…The generation of layer-by-layer silicate–chitosan composite biosorbent was studied. The films were evaluated on its stability regarding the polymer leakage…”
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TEOS as an improved alternative for chitosan beads cross-linking: A comparative adsorption study by Copello, Guillermo J., Villanueva, María E., González, Joaquín A., López Egües, Sofía, Diaz, Luis E.

“…ABSTRACT In this work the use of tetraethoxysilane (TEOS) for cross‐linking of chitosan hydrogel beads was studied at the level of 1 mmol TEOS per gram of…”
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Linear Polyethyleneimine-Based and Metal Organic Frameworks (DUT-67) Composite Hydrogels as Efficient Sorbents for the Removal of Methyl Orange, Copper Ions, and Penicillin V by Araque, Luis M, Fernández de Luis, Roberto, Fidalgo-Marijuan, Arkaitz, Infantes-Molina, Antonia, Rodríguez-Castellón, Enrique, Pérez, Claudio J, Copello, Guillermo J, Lázaro-Martínez, Juan M

“…This research explores the integration of DUT-67 metal organic frameworks into polyethyleneimine-based hydrogels to assemble a composite system with enough…”
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Increased intracellular Ca2+ and SR Ca2+ load contribute to arrhythmias after acidosis in rat heart. Role of Ca2+/calmodulin-dependent protein kinase II by Said, M, Becerra, R, Palomeque, J, Rinaldi, G, Kaetzel, M A, Diaz-Sylvester, P L, Copello, J A, Dedman, J R, Mundiña-Weilenmann, C, Vittone, L, Mattiazzi, A

“…Returning to normal pH after acidosis, similar to reperfusion after ischemia, is prone to arrhythmias. The type and mechanisms of these arrhythmias have never…”
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Flexible thermoplastic starch films functionalized with copper particles for packaging of food products by López, Olivia V., Villanueva, María E., Copello, Guillermo J., Villar, Marcelo A.

“…Biodegradable films based on thermoplastic corn starch (TPS) and copper particles with antimicrobial capacity were developed. Copper nanoparticles (Cu) and…”
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Innovative Immobilization Matrices by Alvarez, Gisela S, Echazu, Maria I A, Bertinatto, Jessica A, Catalano, Paolo N, Copello, Guillermo J, Foglia, Maria L, Gonzalez, Joaquin A, Giorgieri, Sergio A, Iglesias, Silvia L, Mebert, Andrea M, Santo-Orihuela, Pablo L, Tuttolomondo, Maria V, Villanueva, Emilia E, Desimone, Martín F

“…We present a brief survey of some of the recent work of Professor Luis E. Díaz, performed together with his students and collaborators at the University of…”
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Solid phase extraction with rotating cigarette filter for determination of bisphenol A in source and drinking water: computational and analytical studies by Saini, Shivender Singh, Copello, Guillermo J., Martini, M. Florencia

“…An ultrasound assisted solid phase extraction method using rotating cigarette filter is developed herein to preconcentrate and determine trace amount of…”
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Pectin-decorated magnetite nanoparticles as both iron delivery systems and protective matrices for probiotic bacteria by Ghibaudo, Florencia, Gerbino, Esteban, Copello, Guillermo J., Campo Dall' Orto, Viviana, Gómez-Zavaglia, Andrea

“…[Display omitted] •Pectin-decorated magnetite nanoparticles were evaluated as iron and probiotic delivery systems.•Physico-chemical properties of nanoparticles…”
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Smart release of antimicrobial ZnO nanoplates from a pH-responsive keratin hydrogel by Villanueva, María E., Cuestas, María L., Pérez, Claudio J., Campo Dall′ Orto, Viviana, Copello, Guillermo J.

“…[Display omitted] A smart antibacterial biomaterial based on a keratin hydrogel with pH-dependent behavior and Zinc Oxide nanoplates as biocide agent has been…”
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Removal of dyes from water using chitosan hydrogel/SiO2 and chitin hydrogel/SiO2 hybrid materials obtained by the sol–gel method by Copello, Guillermo J., Mebert, Andrea M., Raineri, M., Pesenti, Mariela P., Diaz, Luis E.

“…This work describes the synthesis of chitosan hydrogel/SiO2 and chitin hydrogel/SiO2 hybrid mesoporous materials obtained by the sol–gel method for their use…”
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Different interactions of cardiac and skeletal muscle ryanodine receptors with FK-506 binding protein isoforms by Barg, S, Copello, J A, Fleischer, S

“…In the present study, we compare functional consequences of dissociation and reconstitution of binding proteins FKBP12 and FKBP12.6 with ryanodine receptors…”
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Comparison of three cyclodextrins to optimize bisphenol A extraction from source water: Computational, spectroscopic, and analytical studies by Saini, Shivender Singh, Copello, Guillermo J., Fagan, Solange Binotto, Tonel, Mariana Zancan

“…Computationally and spectroscopically assisted analytical comparative investigation into the extraction of bisphenol A using three cyclodextrins, that is, α,…”
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Recycling of hyoscyamine 6β-hydroxylase for the in vitro production of anisodamine and scopolamine by Minoia, Juan M., Villanueva, María E., Copello, Guillermo J., Rodríguez Talou, Julián, Cardillo, Alejandra B.

“…The tropane alkaloids hyoscyamine, anisodamine, and scopolamine are extensively used medicines. In particular, scopolamine has the greatest value in the…”
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Chitin hydrogel reinforced with TiO2 nanoparticles as an arsenic sorbent by Peralta Ramos, María Luz, González, Joaquín A., Albornoz, Sabrina G., Pérez, Claudio J., Villanueva, María E., Giorgieri, Sergio A., Copello, Guillermo J.

“…[Display omitted] •A chitin hybrid gel was obtained without the need of crosslinkers.•TiO2 reinforces chitin gels endowing mechanical stability.•TiO2 endows…”
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Linear PEI‐based responsive hydrogels: Synthesis and characterization by Araque, Luis M., Pérez, Claudio J., Infantes‐Molina, Antonia, Rodríguez‐Castellón, Enrique, Copello, Guillermo J., Lázaro‐Martínez, Juan M.

“…Two responsive PEI hydrogels (P1.5E and P2E) were synthesized through a click reaction using linear PEI polymers with different cross‐linker contents (ethylene…”
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Antibody detection employing sol–gel immobilized parasites by Copello, Guillermo J., De Marzi, Mauricio C., Desimone, Martín F., Malchiodi, Emilio L., Díaz, Luis E.

“…Immunofluorescence assay (IFA) and immunoperoxidase assay (IPA) are useful diagnostic techniques for specific antibody detection for different diseases. Both…”
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Antimicrobial activity on glass materials subject to disinfectant xerogel coating by COPELLO, G. J, TEVES, S, DEGROSSI, J, D'AQUINO, M, DESIMONE, M. F, DIAZ, L. E

“…The antimicrobial compound dodecyl-di(aminoethyl)-glycine was immobilized in a silicon oxide xerogel matrix and used for glass surface coating. Coated glasses…”
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