Resultados de búsqueda - ((( acto OR ( altors OR ( effect OR efectores ))) OR facto ) OR autor )*

Performance, corporate governance and new regulation (Desempeno, gobierno corporativo y nueva regulacion) por García, Heriberto

“…After the adoption of the Corporate Governance Code (Code) in Mexico, many companies increased financial performance and the leveraged during the following five years; we investigated the effect of how those firms improved the corporate governance practices and how was translated into better risk return company. …”
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Semiconductor thin films by chemical bath deposition for solar energy related applications. por Nair Padmanabhan, Karunakaran, Nair Maileppallil, Santhamma, García, V. M., Arenas, O. L., Peña Méndez, Yolanda, Castillo, A., Ayala, I. T., Gomezdaza, O., Sánchez, A., Campos, J., Zhao Hu, Hailin, Suárez, R., Rincón, M. E.

“…Typical growth curves, and optical and electrical properties of these films are presented. The effect of annealing the films in air on their structure and composition and on the electrical properties is notable: CdS and ZnS films become conductive through a partial conversion to oxide phase; CdSe becomes photosensitive, SnS converts to SnO2 , etc. …”
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The esperanza window trap reduces the human biting rate of Simulium ochraceum s.l. in formerly onchocerciasis endemic foci in Southern Mexico por Weiss, Brian L., Rodríguez Pérez, Mario Alberto, Garza Hernandez, Javier Alfonso, Salinas Carmona, Mario César, Fernández Salas, Ildefonso, Reyes Villanueva, Filiberto, Real Najarro, Olga, Cupp, Eddie W., Unnasch, Thomas R.

“…When the EWTs were present, there was a significant reduction in the human biting rate at both the household and school locations at collection sites, with a greater effect observed in the schools. Conclusions/Significance These results indicate that the EWTs not only have potential as a black fly monitoring tool but may be used for reducing personal exposure to fly bites in Mesoamerica.…”
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Green Synthesis of Silver Nanoparticles and Their Bactericidal and Antimycotic Activities against Oral Microbes por Rodríguez Luis, Osvelia Esmeralda, Hernández Delgadillo, René, Sánchez Nájera, Rosa Isela, Martínez Castañón, Gabriel Alejandro, Niño Martínez, Nereyda, Sánchez Navarro, María del Carmen, Ruiz, Facundo, Cabral Romero, Claudio

“…AgNPs inhibited the bacterial and fungal growth as was expected, without a significant cytotoxic effect on human epithelial cells. Altogether, these results strongly suggest that AgNPs could be an interesting option to control oral biofilms.…”
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Studies of Adsorption of Heavy Metals onto Spent Coffee Ground: Equilibrium, Regeneration, and Dynamic Performance in a Fixed-Bed Column por Dávila Guzmán, Nancy Elizabeth, Cerino Córdova, Felipe de Jesús, Loredo Cancino, Margarita, Rangel Mendez, J. R., Gómez González, René, Soto Regalado, Eduardo

“…The observed trend of desorption efficiency through four adsorption-desorption cycles was HNO3 > CaCl2 > C6H8O7. The effect of process variables such as flow rate and bed height during the dynamic adsorption was evaluated. …”
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Epidermal growth factor enhances osteogenic differentiation of dental pulp stem cells in vitro por Del Angel Mosqueda, Casiano, Gutiérrez Puente, Yolanda, López Lozano, Ada Pricila, Romero Zavaleta, Ricardo Emmanuel, Mendiola Jiménez, Andrés, Medina de la Garza, Carlos Eduardo, Márquez M, Marcela, De la Garza Ramos, Myriam Angélica

“…However, bFGF treatment showed an inhibitory effect. Conclusion: These data suggests that DPSCs in combination with EGF could be an effective stem cell-based therapy for bone tissue engineering applications in periodontics and oral implantology.…”
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Antibacterial and Antibiofilm Activities of the Photothermal Therapy Using Gold Nanorods against Seven Different Bacterial Strains por Castillo Martínez, Juan Carlos, Martínez Castañón, Gabriel Alejandro, Martínez Gutiérrez, Fidel, Zavala Alonso, Norma Verónica, Patiño Marín, Nuria, Niño Martínez, Nereyda, Zaragoza Magaña, Valentín, Cabral Romero, Claudio

“…The laser employed to activate the AuNRs had no antibacterial effect against oral microbes. The MICs and MBCs values were higher for S. aureus and E. coli and lower against S. oralis. …”
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Celecoxib accelerates functional recovery after sciatic nerve crush in the rat por Camara Lemarroy, Carlos Rodrigo, Guzmán de la Garza, Francisco Javier, Barrera Oranday, Ernesto, Cabello García, Andrés Jesús, García Tamez, Armando, Fernández Garza, Nancy Esthela

“…In this study we investigated the effect of celecoxib, a COX-2 inhibitor, on functional recovery after sciatic nerve crush in rats. …”
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Estimación de los niveles ambientales de formaldehido en clínicas de odontopediatría. por Villarreal González, Adela Andrea

“…ABSTRACT Introduction In any health profession, we are constantly obliged not only to ensure the health of our patients but also to value and ensure our health at all times, when we must ask ourselves if the materials we use for our routine treatments could cause us some adverse effect. objective Analyze the concentration of environmental formaldehyde levels in the postgraduate clinics of Pediatric Dentistry and Dental Modules. …”
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Use of Facebook, perceived stress and alcohol consumption among university students por Navarro Oliva, Edna Idalia Paulina, Gherardi Donato, Edilaine Cristina da Silva, Alvarez Bermúdez, Javier, Guzmán Facundo, Francisco Rafael

“…Abstract Analysis of the effect between the use of Facebook, perceived stress and alcohol consumption among young people. …”
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Increase of the antitumour efficacy of the biocompound IMMUNEPOTENT CRP by enzymatic treatment por Franco Molina, Moisés Armides, Santana Krimskaya, Silvia Elena, Coronado Cerda, Erika Evangelina, Hernández Luna, Carlos Eduardo, Zárate Triviño, Diana Ginette, Zapata Benavides, Pablo, Mendoza Gamboa, Edgar, Rodríguez Salazar, María del Carmen, Tamez Guerra, Reyes Silvestre, Rodríguez Padilla, Cristina

“…In this study, we evaluated if IMMUNEPOTENT CRP is resistant to the treatment with different enzymes (proteases, nucleases, polysaccharide-degrading enzymes or lipase), using as parameters for biological activity measurement its in vitro antitumour and antioxidant properties and in vivo the antitumour effect of IMMUNEPOTENT CRP treated with proteinase K. …”
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Synthesis and physicochemical characterization of photo crosslinked hydrogels of alginate/gelatin and a-tocopherol nanocapsules for their potential use as biomaterials por Palacios Santos, José Ernesto

“…In this work, 12 hydrogel formulations were made and analyzed using different crosslinking methods, and it was observed that Photo-crosslinking had no negative effect on its physicochemical characteristics, due to its firmness and its solubility rate are further improved. …”
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Factibilidad del remplazo de agregados finos reciclados de demolición en las propiedades físicas de concreto estructural por López Yépez, Lucio Guillermo, Bermúdez, Ricardo A., Uribe Celiz, Sandra L., Ospina Lozano, Sandra E., Vázquez Rodríguez, Francisco Javier

“…Abstract In this work, the replacement of recycled aggregates and its effect on durability were studied through the chloride ion migration test (NordTest 492) and the development of concrete strength using replacements of 30%, 50%, 75% and 100% of the fine fraction of the aggregates. …”
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Comparative study of CO2 photoreduction using different conformations of CuO photocatalyst: Powder, coating on mesh and thin film por Avila López, Manuel Alejandro, Gavrielides, Stelios, Luo, XiaoJiao, Ojoajogwu, Abah Ezra, Tan, Jeannie Z.Y., Luévano Hipólito, Edith, Torres Martínez, Leticia M., Maroto Valer, M. Mercedes

“…The morphology, particle size, particle dispersity, and presence of impurities/defects within the CuO photocatalysts had a significant effect on photocatalytic activity. A numerical model, which was built using COMSOL, revealed that the experimental data obtained in this simulated photocatalytic activity study fitted well, however, further optimization was needed.…”
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Bio-Fabrication and Experimental Validation of an Mg - 25Ca - 5Zn Alloy Proposed for a Porous Metallic Scaffold por Campos Becerra, Luis Humberto, Torres Castro, Alejandro

“…However, it is very im-portant to bear in mind the mechanical effect of elements such as Ca and Zn on the degradation of the alloy matrix; the best alternative to predict the biological-mechanical potential starts with the selection of the essential-nutritional elements and their mechanical evaluation by mi-cro-indentation due to the fragility of the matrix. …”
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Development of an Ultra-Low Carbon MgO Refractory Doped with α-Al2O3 Nanoparticles for the Steelmaking Industry: A Microstructural and Thermo-Mechanical Study por Gómez Rodríguez, Cristian, Castillo Rodríguez, Guadalupe Alan, Rodríguez Castellanos, Edén Amaral, Vázquez Rodríguez, Francisco Javier, López Perales, Jesús Fernando, Aguilar Martínez, Josué Amilcar, Fernández González, Daniel, García Quiñonez, Linda Viviana, Das Roy, Tushar Kanty, Verdeja, Luis Felipe

“…The effect of α-Al2O3 nanoparticles (up to 5 wt.%) on the physical, mechanical, and thermal properties, as well as on the microstructural evolution of a dense magnesia refractory is studied. …”
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Corrosion behavior of Zn-TiO2 and Zn-ZnO electrodeposited coatings in 3.5% NaCl solution por Cabral Miramontes, José Ángel, Bastidas, David M., Baltazar, M.A, Zambrano Robledo, Patricia del Carmen, Bastidas, José María, Almeraya Calderón, Facundo, Gaona Tiburcio, Citlalli

“…Electrodeposited coatings provide the metal substrate with both cathodic protection and a barrier effect. The corrosion resistance achieved with this type of zinc-electroplating process in increased by adding nanometric materials to the electrolytic bath. …”
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Carbonation Depth of Sustainable Concrete Made with Agroindustrial and Industrial Waste Exposed to the Urban Environment of the City of Xalapa, Ver; Mexico por Baltazar García, Brenda Paola, Baltazar Zamora, Daniel Francisco, Sánchez Sánchez, Odilón, Balderas, Patricia, Mendoza Rangel, José Manuel, Gaona Tiburcio, Citlalli, Landa Ruiz, Laura, Reyes, José, Lozano, David, Méndez, Ce Tochtli, Baltazar Zamora, Miguel Ángel

“…In the present investigation the effect of the urban environment of the city of Xalapa, Ver., México in the depth carbonation in Sustainable Concrete made with Agro-Industrial and Industrial Waste Materials like Sugar Cane Bagasse Ash (SCBA) and Silica Fume (SF), was evaluated. …”
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Copper Induces Damage, Oxidative Stress and Cell Death in Endothelium of Chronic Intoxicated Wistar Rats por Fernández Rodarte, Bernardo Alfonso, Soto Domínguez, Adolfo, González Navarro, Alejandro, Mellado Ayala, Maximiliano, Piña Mendoza, Edgar, Rodríguez Rocha, Humberto, Montes de Oca Luna, Roberto, Guerra Leal, Jesús Dante

“…These results will be useful to understand more about the mediators involved in the effect of copper over endothelium and cardiovascular diseases in chronic intoxication in humans…”
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Increased Hirsutella citriformis conidia shelf life in Acacia and Hirsutella gum formulations por Flores Villarreal, Rosa Ángela, Orozco Flores, Alonso Alberto, Cantú Bernal, Servando Horacio, Gómez Flores, Ricardo Alberto, Pérez González, Orquídea, Tamez Guerra, Patricia

“…: Biological control by beneficial microorganisms is known to significantly reduce the effect of pests on crops yield. Among the biocontrol strategies is the use of entomopathogenic fungi such as Hirsutella citriformis, which has been applied to infect and kill hemipteran insect pests, including Diaphorina citri Kuwayama (Hemiptera: Liviidae) and Bactericera cockerelli Sulc. …”
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